{"title":"Nutrients \u0026 pH Control","description":null,"products":[{"product_id":"hydroponics-ph-up-down-solution-ph-control-kit-ph-adjuster-aquaponic-balance-nutrient-solution-include-ph-test","title":"Hydroponics pH Up Down Solution pH Control Kit pH Adjuster | Aquaponic, Balance Nutrient Solution, Include pH Test","description":"\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e✅Precise pH Control – Formulated with food-grade phosphoric acid (pH Down) and premium buffering agents, this kit ensures accurate pH adjustment (5.5–6.5 range) for optimal nutrient absorption in hydroponics, soil, aquaponics, and more.\u003c\/li\u003e\n\u003cli\u003e✅Complete pH Testing Kit – Includes pH Up \u0026amp; Down solutions (8.45oz\/250ml each), measuring cup, dropper, pH test strips and chart for quick \u0026amp; easy monitoring—no expensive meters needed! Just dip a test strip for instant, color-coded results.\u003c\/li\u003e\n\u003cli\u003e✅Super Concentrated Formula – Highly effective yet economical—only 1 tbsp (15mL) per gallon (3mL per liter) required for adjustments. Each bottle lasts 6–12 months, making it perfect for home growers \u0026amp; commercial setups.\u003c\/li\u003e\n\u003cli\u003e✅Universal Compatibility – Works in hydroponics, coco coir, soil gardens, aquaponics, and indoor\/outdoor plants (vegetables, herbs, flowers, lawns). Shake well before use to ensure consistent performance.\u003c\/li\u003e\n\u003cli\u003e✅Trusted by Growers – Lab-tested for reliability, this pH control kit prevents nutrient lockout and promotes stronger root health. Beginner-friendly \u0026amp; expert-approved—ensures stable pH levels for thriving plants!\u003c\/li\u003e\n\u003cli\u003eNote: For best results, always test pH before adjusting and add solutions incrementally. Compatible with all hydroponic nutrients and soilless mediums.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFree shipping included. 30-day hassle-free returns.\u003c\/p\u003e","brand":"Belmont Warehouse","offers":[{"title":"Default Title","offer_id":43249487577297,"sku":"BW-B0FL284SFT","price":34.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/3123\/5793\/files\/71cVE166BXL._SL1500.jpg?v=1786931661"},{"product_id":"cultivation-nation-ph-down-for-plants-nutrient-solutions-formulated-with-citric-acid-for-adjustment-ideal-for","title":"Cultivation Nation pH Down for Plants’ Nutrient Solutions - Formulated with Citric Acid for Adjustment - Ideal for","description":"\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eQUICK AND EASY PH FIX: This ph adjuster effectively lowers the pH of your nutrient solution, ensuring your plants thrive. Maintain the ideal pH range of 5.6 – 6.8 your growing environment\u003c\/li\u003e\n\u003cli\u003eGET THE RIGHT PH EVERY TIME: Formulated with citric acid, this pH adjuster is formulated with citric acid to help lower the pH of your nutrient solution.\u003c\/li\u003e\n\u003cli\u003eONE SOLUTION FOR ALL METHODS: Whether you're growing in soil or using hydroponics, this nutrient solution pH adjuster can help you reach the desired pH in whichever growing environment you choose is designed to work in both environments.\u003c\/li\u003e\n\u003cli\u003eSTRAIGHTFORWARD GROWTH SOLUTION: Simply shake well, add small amounts of pH Down to your nutrient solution, and test after each application until you reach the desired pH. The process is straightforward, ensuring a stress-free gardening experience\u003c\/li\u003e\n\u003cli\u003eRELIABILITY YOU CAN TRUST: FoxFarm has been producing top-quality fertilizers and plant foods since 1984. Each formula is greenhouse tested for consistency, ensuring you get the best results every time\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFree shipping included. 30-day hassle-free returns.\u003c\/p\u003e","brand":"Belmont Warehouse","offers":[{"title":"Default Title","offer_id":43249487610065,"sku":"BW-B08SJ6L179","price":35.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/3123\/5793\/files\/710FGabE3vL._SL1500.jpg?v=1786931661"},{"product_id":"ph-meter-for-water-hydroponics-supplies-4-in-1-ph-ppm-ectester-ph-up-and-down-tester-digital-ppm-meter-ec-meter","title":"pH Meter for Water Hydroponics Supplies 4 in 1 pH PPM ECTester | pH Up and Down Tester Digital PPM Meter EC Meter","description":"\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eUpgraded 4 in 1 Tester: pH EC tester is specially upgraded for hydroponic growers. It can continuously monitor pH, EC and temperature values of the hydroponic nutrient solution. UIUZMAR pH meter helps you know when to add nutrient solution and when to add pH UP DOWN solution to adjust pH.\u003c\/li\u003e\n\u003cli\u003eHighly Accurate \u0026amp; Stable Probe: The advanced probe provides reliable, stable readings that you can trust for nutrient testing and maintaining optimal water conditions.\u003c\/li\u003e\n\u003cli\u003ePerfect PPM Meter for Hydroponics \u0026amp; Indoor Growing: Ideal for home growers using hydroponic systems, DWC (Deep Water Culture), aeroponic growing tents, and other indoor plant setups, ensuring precise measurements for the plants.\u003c\/li\u003e\n\u003cli\u003eEasy to Use \u0026amp; Read pH Meter: The clear, intuitive display makes it simple to monitor your water's pH, TDS, EC, and temperature levels, so you can quickly adjust your growing environment to perfection.\u003c\/li\u003e\n\u003cli\u003eVersatile Applications: Whether you’re growing vegetables, herbs, or flowers, this meter is perfect for testing hydroponic nutrients, water pH, and overall environmental conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFree shipping included. 30-day hassle-free returns.\u003c\/p\u003e","brand":"Belmont Warehouse","offers":[{"title":"Default Title","offer_id":43249487675601,"sku":"BW-B0DQ7X276V","price":46.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/3123\/5793\/files\/61wNpO-mLQL._SL1500.jpg?v=1786931661"},{"product_id":"hydroponic-ph-ec-meter-water-ph-tds-ppm-meter","title":"Hydroponic pH EC Meter, Water pH TDS PPM Meter","description":"\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSimultaneously display pH EC Temp or pH ppm Temp: This pH tester can display the measured values of pH EC and temperature at the same time. Press the MODE button can adjust to display the measured values of pH PPM and temperature Simultaneously; read 3 parameters at a time, which is easier to use; and this water pH meter has a lock function, whether it is used to measure hydroponics, drinking water or aquarium, you can easily lock and record the readings\u003c\/li\u003e\n\u003cli\u003epH EC Meter for Hydroponic Growth: This pH meter can easily measure the pH and conductivity levels of hydroponic nutrient solution, and the conductivity measurement range is 0.00-19.99mS\/cm which adopts a more practical 0.01mS\/cm unit and a dual design of PPM 500 hydroponic unit. It is a 4-in-1 hydroponic pH EC TDS tester that is sufficient for hydroponic beginners and enthusiasts\u003c\/li\u003e\n\u003cli\u003epH PPM Meter for Hydroponic Base Water Setup: tap water, filtered water, rainwater, etc. can be used as base water for hydroponic Growing. EZTOCH pH TDS meter helps you measure the pH PPM level of the base water reservoir. The ideal pH level is around 7.0 pH neutral, and the ideal PPM value is within 70ppm, which ensures that the plants absorb the nutrients of the nutrient solution instead of the impurities in the base water\u003c\/li\u003e\n\u003cli\u003eMore Accurate pH EC meter: The pH meter has been calibrated before leaving the factory and is ready for use out of the box. Also coming with pH 4.00 pH 7.00, EC 1413μS\/cm calibration solution, which can help you confirm whether the pH conductivity tester is in an accurate state at any time. No tedious steps to configure calibration powder are required. It can be calibrated after opening the solution and can be corrected at any time, making pH probe very easy to maintain high accuracy\u003c\/li\u003e\n\u003cli\u003eWidely used hydroponic tester: Suitable for all hydroponic systems, DWC systems, indoor hydroponic gardens, Kratky hydroponic setup, vertical hydroponic towers, aeroponics, aquaponics, use EZTOCH PPM tester to help your hydroponic vegetables, hydroponic herbs, hydroponic tomatoes grow healthily\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFree shipping included. 30-day hassle-free returns.\u003c\/p\u003e","brand":"Belmont Warehouse","offers":[{"title":"Default Title","offer_id":43249487708369,"sku":"BW-B0FK2FBVKK","price":48.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/3123\/5793\/files\/61cgnCWevgL._SL1500.jpg?v=1786931662"},{"product_id":"general-hydroponic-ph-up-down-liquid-ph-control-kit-adjust-ph-level-500ml-premium-buffering-solution-for-ph","title":"General Hydroponic pH Up Down Liquid, pH Control kit Adjust pH Level | 500ml Premium Buffering Solution for pH","description":"\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e{ pH Up and pH Down } Just a few drops of concentrated solution can adjust pH to the ideal range, and one set lasts for a long time. Includes 250ml pH increaser ,250ml pH decreaser , two droppers, two measuring cups, 80 pH test strips, and a cleaning cloth.\u003c\/li\u003e\n\u003cli\u003e{100% natural ingredients } This pH adjust set is safe and effective, harmless to plants. 100% free of dyes and additives, It will not damage or clog drip irrigation systems or pipes.No need to use vinegar, aluminum sulfate, sodium hydroxide, etc. to adjust the nutrient solution anymore. A YINMIK pH adjustment kit is the perfect choice.\u003c\/li\u003e\n\u003cli\u003e{Precise pH control \u0026amp; Ensure Nutrient Uptake} Ensure your hydroponic nutrient solution is between 5.5 and 6.8. If the pH is too low, add a few drops of YINMIK pH Up. If the pH is too high, add a few drops of pH Down. A pH that is too high or too low can cause nutrient lock-in, preventing plants from absorbing certain nutrients even if they are present in the solution； this can lead to nutrient deficiencies and slowed growth.\u003c\/li\u003e\n\u003cli\u003e{Suitable for All Hydroponic Systems} YINMIK pH Down Control Solution is compatible with all hydroponic systems (DWC, aeroponics, NFT systems, drip irrigation systems, aeroponic systems, irrigation systems, and liquid feeding systems), as well as all other growing media, including various soils, water, coconut fiber, and more.\u003c\/li\u003e\n\u003cli\u003e{Sturdy Bottle with Double-Layered Leak-Proof Cap} YINMIK uses HDFP bottles for durability. The double-layered bottle mouth is leak-proof to ensure that you receive the complete liquid. If you have any questions, please feel free to contact the YINMIK team. We will respond promptly within 24 hours and handle your issues professionally.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFree shipping included. 30-day hassle-free returns.\u003c\/p\u003e","brand":"Belmont Warehouse","offers":[{"title":"Default Title","offer_id":43249487741137,"sku":"BW-B0GCJPWVWB","price":32.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/3123\/5793\/files\/71ff3PCG00L._SL1500.jpg?v=1786931662"},{"product_id":"standard-hydroponics-ph-up-and-down-kit-10-ounce-bottle-ph-adjuster-for-hydroponic-systems-coco-coir-even-soil","title":"Standard Hydroponics pH Up and Down Kit - 10 Ounce Bottle pH Adjuster for Hydroponic Systems, Coco Coir Even Soil.","description":"\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e➪ #1 BEST SELLER IN CANADA - STANDARD HYDROPONICS pH Kit For Hydroponic Growing Systems is Critical So You Can Adjust pH To Maximize Plant Growth And Nutrient Up Takes Since Not All Water is The Same Across The Land.\u003c\/li\u003e\n\u003cli\u003e➪ ONE DROP GOES A LONG WAY With 35% CONCENTRATION - Having Hard Water Growing Plants Can Get Tricky And Very Annoying With pH Drifting, So We Run Our pH Formula ( Very Rich ) - This Allows Nutrients To Bind, So Your Plants Will Feed In The Grow Zone Longer.\u003c\/li\u003e\n\u003cli\u003e➪ PRECISION IS KEY - You Also Get ( 2 ) Pipettes, One For pH Up One \u0026amp; One For pH Down That Are 3 ml Pipette Droppers with 0.5 mL Graduations So You'll Always Know Just How Little Or How Much To Use.\u003c\/li\u003e\n\u003cli\u003e➪ WE GIVE MORE - With ( 2 - 300 ml Bottles = 10 oz each ) Our 10 oz Bottles Give You 1000 More Drops or 50 ml Per Bottle Then Your General 8 oz Bottles - We Wanted To Make Sure Your Plants Are Well Taken Care Of When You Use Standard Hydroponics by Dave Ocean\u003c\/li\u003e\n\u003cli\u003e➪ MADE BY GROWER FOR GROWERS - SAFER TO USE - We’re Not Just Changing The Rules We’re Changing The Game\" Friendly. Simple. Powerful. NON CORROSIVE Only 4% Phosphoric Acid 25% Citric And 6% One Secret Additive And Pot Ash \u0026amp; Potassium Carbonate Makes Our pH Up | pH Down A Superior Safer To Use Blend, So You Can Use in Your Fish Tank And Soil As Well.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFree shipping included. 30-day hassle-free returns.\u003c\/p\u003e","brand":"Belmont Warehouse","offers":[{"title":"Default Title","offer_id":43249487773905,"sku":"BW-B07NQTSP2Q","price":26.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/3123\/5793\/files\/61twSO9D2rL._AC_SL1000.jpg?v=1786931662"},{"product_id":"ph-up-and-down-for-hydroponic-plants-adjust-the-ph-balance-reservoir-water-and-nutrient-solutions-in-hydroponics","title":"pH UP and Down for Hydroponic Plants, Adjust the pH Balance | Reservoir Water and Nutrient Solutions in Hydroponics","description":"\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eThe package contains pH Down (Acid) 8.4oz and pH UP (Base) 8.4oz, which are only used to adjust the pH balance of hydroponic nutrient solution and cannot be used for other purposes\u003c\/li\u003e\n\u003cli\u003epH Down and pH UP for Hydroponic: Most hydroponic plants grow best in a nutrient solution with a pH of 5.5-6.5. EZTOCH pH Adjuster helps you easily adjust the pH UP or pH Down of the nutrient solution so that your plants can fully absorb the nutrients in the nutrient solution, adjust the pH balance of your water and nutrients\u003c\/li\u003e\n\u003cli\u003eUse 1ml\/1 gallon each time: Due to the different purity of the basic nutrient solution and the added water, the required pH adjuster is different; it is recommended to adjust with 1ml\/1 gallon\u003c\/li\u003e\n\u003cli\u003eHow to use: After adjusting the EC value of the nutrient solution each time, adjust the pH value; add 1ml\/gallon each time, stir well, wait for 5 minutes, and then measure the pH; then repeat the steps of adding and measuring until the pH value you need is adjusted\u003c\/li\u003e\n\u003cli\u003ePrecautions for use: This product also contains phosphoric acid and sodium hydroxide. When using, avoid direct skin contact with pH adjusters. When storing, keep it at a low temperature, away from fire, and store it out of the reach of children and pets Store away from light\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFree shipping included. 30-day hassle-free returns.\u003c\/p\u003e","brand":"Belmont Warehouse","offers":[{"title":"Default Title","offer_id":43249487806673,"sku":"BW-B0FM8BT6J3","price":30.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/3123\/5793\/files\/71m_O5F5LJL._SL1500.jpg?v=1786931662"},{"product_id":"ph-up-and-down-control-kit-for-hydroponics-and-soil-gardens-concentrated-liquid-ph-adjuster-set-9-oz-9-oz-with","title":"pH Up and Down Control Kit for Hydroponics and Soil Gardens | Concentrated Liquid pH Adjuster Set (9 oz + 9 oz) with","description":"\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSMART pH CONTROL FOR OPTIMAL GROWTH: Keep your plants thriving by maintaining nutrient solution pH in the ideal 5.5–7.0 range. Avoid nutrient lock and stunted growth with our precise pH adjusters. Works seamlessly in hydroponics, soil gardens, coco coir, and freshwater aquariums for confident, consistent results\u003c\/li\u003e\n\u003cli\u003eCOMPLETE KIT - EVERYTHING YOU NEED: Includes 9oz pH Up, 9oz pH Down, and 1oz pH indicator solution. Comes with dropper and test vial for precise dosing. The concentrated formula ensures extended use and minimal waste, making it perfect for indoor growers, soil gardeners, and aquaponics enthusiasts alike\u003c\/li\u003e\n\u003cli\u003eHYDROPONICS-FIRST, SOIL-GARDEN READY: Trusted by indoor hydroponic growers for precise pH management in DWC, NFT, flood-and-drain, and aeroponic systems. Equally effective for soil-based growing - raise or lower pH in raised beds, containers, and outdoor garden beds. No clogged lines, no nutrient lockout, no root burn - just healthy, vibrant plants.Easily raise or lower pH for consistent nutrient uptake without harming delicate roots or beneficial biology\u003c\/li\u003e\n\u003cli\u003eAQUARIUM \u0026amp; FISH SAFE: Low odor, colorless formula adjusts water pH safely for aquatic plants, fish, and shrimp. Ideal for freshwater aquariums, aquaponics, and water plant setups. Ensure your fish tank water conditioner maintains balanced conditions that promote vibrant, healthy growth\u003c\/li\u003e\n\u003cli\u003eEASY TO USE - PERFECT FOR BEGINNERS: No chemistry degree required. Drop, test, adjust - it is that simple. Included pH indicator solution shows exact color-coded readings at a glance. Comes with dropper lets you add precisely the right amount every time. Shaking well before using，works immediately with no mixing, no waiting. Ideal for first-time hydroponic growers and soil gardeners who are done guessing and ready to grow with confidence\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFree shipping included. 30-day hassle-free returns.\u003c\/p\u003e","brand":"Belmont Warehouse","offers":[{"title":"Default Title","offer_id":43249487839441,"sku":"BW-B08XVVVJJK","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/3123\/5793\/files\/71sG62paTpS._AC_SL1500.jpg?v=1786931663"},{"product_id":"ph-down-ph-control-liquid-premium-buffering-for-ph-stability-decreases-ph-levels-use-with-any-feeding-systems","title":"pH Down pH Control Liquid, Premium Buffering for pH Stability, Decreases pH Levels, Use with Any Feeding Systems","description":"\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePROMOTES PH STABILITY: The Microbe Life Hydroponics pH Down is a strong pH adjusting agent that helps home growers maintain optimal pH levels by decreasing the pH in your system when it is too high\u003c\/li\u003e\n\u003cli\u003eUSE IN ANY GROWING MEDIUM: Use with all Microbe Life Hydroponic products \u0026amp; any nutrient program; pH Down works in any hydroponic, NFT, DWC, drip, aeroponic, aquaponics, and liquid feeding systems with soil or soilless media including coco coir\u003c\/li\u003e\n\u003cli\u003eSAFELY ADJUSTS PH: pH Down is formulated with deionized and UV-sterilized water to lower pH to ideal range; will not harm plants and is safe to use around humans and pets\u003c\/li\u003e\n\u003cli\u003eHOW IT WORKS: Formulated with deionized and UV sterilized water; It combines two pH adjusters for buffered effectiveness and three electrolytes to help maintain osmotic balance\u003c\/li\u003e\n\u003cli\u003eSAFE TO USE: pH Down is completely harmless to plants, humans, and animals and won't damage or clog hydroponics systems, drip systems, and lines\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003epH DOWN by Microbe Life Hydroponics is formulated with deionized and UV sterilized water and combine two pH adjusters for buffered effectiveness. It contains three electrolytes to help maintain osmotic balance. When used as directed, it will safely lower pH levels in nutrient solutions and never harm plants.\u003c\/p\u003e\u003cp\u003eFree shipping included. 30-day hassle-free returns.\u003c\/p\u003e","brand":"Belmont Warehouse","offers":[{"title":"Default Title","offer_id":43249487872209,"sku":"BW-B00R9XGLA4","price":21.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/3123\/5793\/files\/61G37Qz0ypL._SL1500.jpg?v=1786931663"},{"product_id":"atlas-scientific-ph-up-and-down-250ml-8oz","title":"Atlas Scientific pH Up and Down 250ml (8oz)","description":"\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eGreat for Aquaponics and Hydroponics\u003c\/li\u003e\n\u003cli\u003eOne 250ml (8oz) pH Up and One 250ml (8oz) pH Down\u003c\/li\u003e\n\u003cli\u003eUse 15mL (1 tbsp) per Gallon or 3ml per Liter\u003c\/li\u003e\n\u003cli\u003eThis hydroponic solution does not need to be diluted.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFree shipping included. 30-day hassle-free returns.\u003c\/p\u003e","brand":"Belmont Warehouse","offers":[{"title":"Default Title","offer_id":43249487904977,"sku":"BW-B00P1MQWK4","price":35.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/3123\/5793\/files\/61LfnP-0byL._SL1000.jpg?v=1786931663"},{"product_id":"ultra-strength-ph-down-professional-acid-ph-adjuster-8-oz-unlocks-nutrient-uptake","title":"Ultra Strength pH Down, Professional Acid pH Adjuster, 8 oz | Unlocks Nutrient Uptake","description":"\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eImproves Nutrient Uptake – Helps maintain proper pH range to support efficient nutrient absorption and plant performance.\u003c\/li\u003e\n\u003cli\u003eIdeal for Hydroponics \u0026amp; Soil – Suitable for hydroponic systems, nutrient solutions, and soil-based growing.\u003c\/li\u003e\n\u003cli\u003eFast-Acting Liquid Solution – Easy-to-use liquid pH down for precise control and quick adjustments.\u003c\/li\u003e\n\u003cli\u003eMade in USA\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eMaintain optimal growing conditions with this Ultra Strength pH Down, designed to effectively lower pH levels in water and nutrient solutions. Proper pH balance is essential for plant health, as it directly impacts nutrient availability and absorption. This liquid pH down solution works quickly to adjust pH levels, helping plants absorb nutrients more efficiently and perform better across all growth stages. It is ideal for use in hydroponic systems, indoor growing setups, and traditional soil gardening. The easy-to-use liquid formula allows for precise control, making it simple to maintain the ideal pH range for your plants. Whether you’re managing a hydroponic system or adjusting water for soil plants, this pH down solution helps support healthier, stronger plant growth.\u003c\/p\u003e\u003cp\u003eFree shipping included. 30-day hassle-free returns.\u003c\/p\u003e","brand":"Belmont Warehouse","offers":[{"title":"Default Title","offer_id":43249487937745,"sku":"BW-B0D4JG8J4T","price":21.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/3123\/5793\/files\/61GU8aGe3VL._AC_SL1500.jpg?v=1786931664"},{"product_id":"ph-control-kit-set-of-32oz-ph-up-ph-down-kit-balanced-ph-level-and-optimal-nutrient-uptake-ph-adjuster-liquid","title":"pH Control Kit, Set of 32oz, pH Up \u0026 pH Down Kit | Balanced pH Level and Optimal Nutrient Uptake, pH Adjuster Liquid","description":"\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOptimal pH Regulation: This pH control kit enables precise pH adjustment of nutrient solutions, maintaining the optimal range of 5.5 to 6.5 for flourishing plant development; A balanced pH optimizes nutrient availability and uptake, fosters vigorous root growth, enhances disease resistance, and improves water absorption, ultimately increasing crop yields and quality\u003c\/li\u003e\n\u003cli\u003ePremium Ingredients: The pH Up contains high-quality, commercial-grade potassium hydroxide, while the pH Down boasts high-quality, commercial-grade phosphoric acid; Meticulously formulated in the USA from natural, superior-grade materials, both products are 100% water-soluble, free from additives and dyes, ensuring excellent quality and purity\u003c\/li\u003e\n\u003cli\u003eHighly Concentrated Formula: These pH adjusters boast a potent, highly concentrated formula, allowing a few drops to effectively modify pH levels; Their robust strength ensures long-lasting usage, providing an economical and efficient solution for precise pH adjustment\u003c\/li\u003e\n\u003cli\u003eVersatile Applications: These pH buffer supplements are compatible with all plants, all growth stages, and all plant nutrients; This versatile solution is designed for use in hydroponics, aeroponics, coco coir, DWC (deep water culture), soil, and any other growing medium or system\u003c\/li\u003e\n\u003cli\u003eEasy to Use: Begin by testing the nutrient solution or water with a digital pH meter or pH test strips; Then, cautiously introduce small increments from this kit to adjust the pH level; Repeat during each watering or nutrient preparation for consistent pH balance, fostering an optimal growing environment for plants\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFree shipping included. 30-day hassle-free returns.\u003c\/p\u003e","brand":"Belmont Warehouse","offers":[{"title":"Default Title","offer_id":43249488036049,"sku":"BW-B0CT88YRZP","price":66.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/3123\/5793\/files\/61XJKe_LjyL._SL1500.jpg?v=1786931665"},{"product_id":"ph-down-ph-up-for-hydroponics-ph-control-kit-for-hydroponic-nutrients-250ml-ph-down-and-250ml-ph-up-with-2-50ml","title":"pH Down \u0026 pH Up for Hydroponics, pH Control Kit for Hydroponic Nutrients – 250ml pH Down and 250ml pH Up with 2×50ml","description":"\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e🔹 pH Down \u0026amp; pH Up for Hydroponics：This pH control kit includes both pH Down and pH Up solutions designed for adjusting pH levels in hydroponic nutrient water. Suitable for general hydroponics and water-based nutrient systems where pH balance is required.\u003c\/li\u003e\n\u003cli\u003e🔹 Designed for Hydroponic Nutrients pH Adjustment：Proper pH management is an important part of preparing and maintaining hydroponic nutrients. This kit allows controlled pH adjustment to help keep nutrient water within the desired pH range.\u003c\/li\u003e\n\u003cli\u003e🔹 Includes 250ml pH Down \u0026amp; 250ml pH Up Solutions：The kit contains two 250ml bottles—one pH Down and one pH Up—providing sufficient volume for repeated nutrient water preparation and routine pH regulation.\u003c\/li\u003e\n\u003cli\u003e🔹 2 × 50ml Beakers for Controlled Measuring：Comes with four 50ml beakers to support accurate and repeatable liquid measurement when adding pH Up or pH Down to nutrient solutions.\u003c\/li\u003e\n\u003cli\u003e🔹 Simple Liquid-Based pH Control for General Hydroponics：This liquid pH adjustment kit offers a straightforward solution for general hydroponics users who prefer manual pH regulation without electronic meters or complex equipment.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFree shipping included. 30-day hassle-free returns.\u003c\/p\u003e","brand":"Belmont Warehouse","offers":[{"title":"Default Title","offer_id":43249488068817,"sku":"BW-B0FYDR6VJ8","price":30.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/3123\/5793\/files\/61XElRSSz2L._AC_SL1500.jpg?v=1786931665"},{"product_id":"ph-ec-meter-for-hydroponic-digital-ph-tds-ec-ppm-tester-color-screen-display-high-accuracy-ph-pen-probe-for","title":"pH EC Meter for Hydroponic, Digital pH TDS EC ppm Tester | Color Screen Display, High Accuracy pH Pen Probe for","description":"\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e4-in-1 pH Meter with Color Screen: GIDIGI ph testers for water with pH, TDS, EC and temperature values on the large, easy-read color display. No need to compare colors using test strips—water ph tester can get a complete water quality snapshot instantly, this ph and ppm meter is perfect for hydroponic nutrient solutions.\u003c\/li\u003e\n\u003cli\u003eHigh Accuracy pH meter with ATC: GIDIGI ph and ppm meter features a sensitive pH probe (0.1 resolution) and Automatic Temperature Compensation (0-60°C\/32-140°F) for stable and precise readings across various environments, protecting your sensitive plants.\u003c\/li\u003e\n\u003cli\u003eGIDIGI pH meter water equipped with Calibration kits for enhanced Accuracy: The GIDIGI 4-in-1 pH meter comes with pH 4.00 and pH 7.00 calibration solution kit for hydroponic, as well as 1413 μS\/cm EC calibration solution, ph testers can meet users' daily calibration needs. All hydroponic ph testers are pre-calibrated at the factory, ensuring reliable measurement results for every user. pH test meter is ready to use right out of the box, and easy to operate.\u003c\/li\u003e\n\u003cli\u003eHydroponics EC meter-versatile for Home \u0026amp; Garden Use: An essential ph measurement tool for multiple applications. GIDIGI digital ph tester for hydroponics is ideal for monitoring hydroponic systems, drinking water tester digital is checking drinking water purity (TDS), testing aquarium water, maintaining pools, and general home use.\u003c\/li\u003e\n\u003cli\u003eEnsure Plant Health \u0026amp; Water Safety: Hydroponic ph tester helps you optimize nutrient solution pH and PPM for lush plant growth while also verifying the safety of your drinking water and the effectiveness of your RO\/DI filtration systems.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFree shipping included. 30-day hassle-free returns.\u003c\/p\u003e","brand":"Belmont Warehouse","offers":[{"title":"Default Title","offer_id":43249488101585,"sku":"BW-B0G4LLV1NM","price":49.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/3123\/5793\/files\/61bhDKLfmwL._SL1500.jpg?v=1786931665"},{"product_id":"ph-up-and-ph-down-liquids-stabilize-nutrient-ph-in-hydroponics-1-qt-bottles","title":"pH Up and pH Down Liquids - Stabilize Nutrient pH in Hydroponics, 1 qt. Bottles","description":"\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eLiquids to stabilize nutrient pH in hydroponics\u003c\/li\u003e\n\u003cli\u003eIncludes pH Up and pH Down 1 qt. bottles\u003c\/li\u003e\n\u003cli\u003epH Up: base solution formulated with potassium carbonate\u003c\/li\u003e\n\u003cli\u003epH Down: acid formulation that uses phosphoric acid\u003c\/li\u003e\n\u003cli\u003epH is important because it affects availability and absorption of several of the 16 atomic elements needed for plant growth\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eStabilize your nutrient pH with General Hydroponics® pH Up and pH Down. pH is important because it affects availability and absorption of several of the 16 atomic elements needed for plant growth. Maximum absorption of these elements is found at pH readings 5.5 to 6.5. When pH falls below this range many of the macroelements (NPK) have less availability, and absorption of the micronutrients can reach toxic levels. pH Up is a base solution formulated with potassium hydroxide and potassium carbonate. Add a little at a time when your nutrient pH is too low in order to raise it to the proper level. pH Down is an acid formulation that uses phosphoric acid to lower the pH. Always start out with one milliliter of pH Up\/Down per gallon. Wait 15 To 30 minutes, and test your water again. You will usually only need 1 to 2 ml of pH Up\/Down per gallon of water. You may need additional pH Up\/Down if you have hard water.\u003c\/p\u003e\u003cp\u003eFree shipping included. 30-day hassle-free returns.\u003c\/p\u003e","brand":"Belmont Warehouse","offers":[{"title":"Default Title","offer_id":43249488134353,"sku":"BW-B0D2JJWLGH","price":55.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/3123\/5793\/files\/817cKWCK39L._AC_SL1500.jpg?v=1786931666"},{"product_id":"ph-down-for-plants-liquid-ph-adjuster-and-balancer-for-soil-coco-hydroponics-concentrated-phosphoric-acid","title":"pH Down for Plants | Liquid pH Adjuster and Balancer for Soil Coco Hydroponics | Concentrated Phosphoric Acid","description":"\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePackaging Update: You may receive previous or updated packaging during our transition. Same formula, same performance. Balance Your Grow Medium Fast - Our Humboldts Secret pH Down quickly and effectively lower pH in soil or coco to the optimal range for nutrient absorption. Prevents deficiencies and keeps plants stress-free while creating the right foundation for strong roots lush foliage and abundant harvests.\u003c\/li\u003e\n\u003cli\u003eFuel Stronger Healthier Growth: Maintain precise plant pH balance between 5.5 and 6.5 to prevent nutrient lockout and maximize vitality. Works for vegetables flowers and herbs in any medium helping your garden thrive from seedling to full production with consistent vibrant growth.\u003c\/li\u003e\n\u003cli\u003eHighly Concentrated and Efficient: Just a small amount of our hydroponic pH down makes powerful lasting adjustments saving you time and money. Up to 25% stronger than some competitors this commercial grade formula ensures reliable results with minimal product use.\u003c\/li\u003e\n\u003cli\u003eVersatile for All Growing Methods: Use Humboldts Secret pH Down in soil hydroponic systems like DWC and NFT coco coir or other grow mediums. Works seamlessly with your nutrient solution to support balanced feeding healthy stems and increased yields year round.\u003c\/li\u003e\n\u003cli\u003eExpert Made Quality You Can Trust: Designed by growers for growers our concentrated pH down for plants uses high grade phosphoric acid and contains no dyes or additives. Proudly manufactured in California it delivers professional level results for every type of garden.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFree shipping included. 30-day hassle-free returns.\u003c\/p\u003e","brand":"Belmont Warehouse","offers":[{"title":"Default Title","offer_id":43249488167121,"sku":"BW-B0BW3G96VV","price":44.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/3123\/5793\/files\/71170RJlQnL._SL1500.jpg?v=1786931668"},{"product_id":"4-in-1-ph-meter-tds-ec-meter-for-hydroponics-growing-system-digital-water-ph-tester-for-hydroponic-nutrient-plant","title":"4-in-1 pH Meter TDS EC Meter for Hydroponics Growing System, Digital Water pH Tester for Hydroponic Nutrient Plant","description":"\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003epH Tester for Growers: Optimal pH range for most hydroponic plants is 5.3-6.5. If the pH is too low, plants may not be able to access important nutrients. If the pH is too high, plants may experience yellowing leaves and stunted\u003c\/li\u003e\n\u003cli\u003eTDS (PPM) EC Meter for Growers: Optimal TDS range for most plants is 700-2100 ppm. TDS and EC level confirms whether the nutrient levels are correct\u003c\/li\u003e\n\u003cli\u003eAccurate and Easy to Use: Providing accurate readings at the click of a button, ± 0.1 pH Accurate\u003c\/li\u003e\n\u003cli\u003ePre-calibrated and Easy Calibration: Our meter is pre-calibrated and ready to use. 2 sets of standard solution included for pH calibration\u003c\/li\u003e\n\u003cli\u003eDesign for Growers: Digital LCD display, automatic temperature compensation (32-122 ℉), provides consistent reading regardless of any fluctuations in temperature\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFree shipping included. 30-day hassle-free returns.\u003c\/p\u003e","brand":"Belmont Warehouse","offers":[{"title":"Default Title","offer_id":43249488199889,"sku":"BW-B0DNJT98PH","price":34.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/3123\/5793\/files\/717jUbw-_fL._SL1500.jpg?v=1786931667"},{"product_id":"ph-up-and-ph-down-liquids-stabilize-nutrient-ph-in-hydroponics-1-qt-bottles-1","title":"pH Up and pH Down Liquids - Stabilize Nutrient pH in Hydroponics, 1 qt. Bottles","description":"\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eLiquids to stabilize nutrient pH in hydroponics\u003c\/li\u003e\n\u003cli\u003eIncludes pH Up and pH Down 1 qt. bottles\u003c\/li\u003e\n\u003cli\u003epH Up: base solution formulated with potassium carbonate\u003c\/li\u003e\n\u003cli\u003epH Down: acid formulation that uses phosphoric acid\u003c\/li\u003e\n\u003cli\u003epH is important because it affects availability and absorption of several of the 16 atomic elements needed for plant growth\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eStabilize your nutrient pH with General Hydroponics® pH Up and pH Down. pH is important because it affects availability and absorption of several of the 16 atomic elements needed for plant growth. Maximum absorption of these elements is found at pH readings 5.5 to 6.5. When pH falls below this range many of the macroelements (NPK) have less availability, and absorption of the micronutrients can reach toxic levels. pH Up is a base solution formulated with potassium hydroxide and potassium carbonate. Add a little at a time when your nutrient pH is too low in order to raise it to the proper level. pH Down is an acid formulation that uses phosphoric acid to lower the pH. Always start out with one milliliter of pH Up\/Down per gallon. Wait 15 To 30 minutes, and test your water again. You will usually only need 1 to 2 ml of pH Up\/Down per gallon of water. You may need additional pH Up\/Down if you have hard water.\u003c\/p\u003e\u003cp\u003eFree shipping included. 30-day hassle-free returns.\u003c\/p\u003e","brand":"Belmont Warehouse","offers":[{"title":"Default Title","offer_id":43249488232657,"sku":"BW-B09LLH52CV","price":51.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/3123\/5793\/files\/61_fCFvqyuL._AC_SL1500.jpg?v=1786931667"},{"product_id":"ph-control-kit-with-ph-up-and-down-for-stability-16-oz-bottles-4-oz-sample-of-premium-liquid-nutrients","title":"pH Control Kit with pH Up and Down for Stability, 16 oz Bottles, 4 oz Sample of Premium Liquid Nutrients","description":"\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePROMOTES PH STABILITY: The Microbe Life Hydroponics pH Down is a strong pH adjusting agent that helps home growers maintain optimal pH levels by decreasing the pH in your system when it is too high\u003c\/li\u003e\n\u003cli\u003eUSE IN ANY GROWING MEDIUM: Use with all Microbe Life Hydroponic products \u0026amp; any nutrient program; pH Down works in any hydroponic, NFT, DWC, drip, aeroponic, aquaponics, and liquid feeding systems with soil or soilless media including coco coir\u003c\/li\u003e\n\u003cli\u003eSAFELY ADJUSTS PH: pH Down is formulated with deionized and UV-sterilized water to lower pH to ideal range; will not harm plants and is safe to use around humans and pets\u003c\/li\u003e\n\u003cli\u003eHOW IT WORKS: Formulated with deionized and UV sterilized water; It combines two pH adjusters for buffered effectiveness and three electrolytes to help maintain osmotic balance\u003c\/li\u003e\n\u003cli\u003eSAFE TO USE: pH Down is completely harmless to plants, humans, and animals and won't damage or clog hydroponics systems, drip systems, and lines\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003epH DOWN by Microbe Life Hydroponics is formulated with deionized and UV sterilized water and combine two pH adjusters for buffered effectiveness. It contains three electrolytes to help maintain osmotic balance. When used as directed, it will safely lower pH levels in nutrient solutions and never harm plants.\u003c\/p\u003e\u003cp\u003eFree shipping included. 30-day hassle-free returns.\u003c\/p\u003e","brand":"Belmont Warehouse","offers":[{"title":"Default Title","offer_id":43249488429265,"sku":"BW-B0B8BMY7C7","price":47.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/3123\/5793\/files\/71tWlFLhOpL._SL1500.jpg?v=1786931668"},{"product_id":"ultra-strength-ph-up-professional-base-ph-adjuster-8-oz-highly-concentrated","title":"Ultra Strength pH Up, Professional Base pH Adjuster, 8 oz | Highly Concentrated","description":"\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eImproves Nutrient Uptake – Helps maintain proper pH range to support efficient nutrient absorption and plant performance.\u003c\/li\u003e\n\u003cli\u003eIdeal for Hydroponics \u0026amp; Soil – Suitable for hydroponic systems, nutrient solutions, and soil-based growing.\u003c\/li\u003e\n\u003cli\u003eFast-Acting Liquid Solution – Easy-to-use liquid pH up for precise control and quick adjustments.\u003c\/li\u003e\n\u003cli\u003eMade in USA\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eMaintain ideal growing conditions with this Ultra Strength pH Up, designed to effectively raise pH levels in water and nutrient solutions. Proper pH balance is essential for plant health, as it directly affects nutrient availability and absorption. This liquid pH up solution works quickly to adjust pH levels, helping plants absorb nutrients more efficiently and perform better throughout all growth stages. It is ideal for hydroponic systems, indoor growing setups, and traditional soil gardening. The easy-to-use liquid formula allows for precise control, making it simple to maintain the ideal pH range for your plants. Whether you’re managing a hydroponic system or adjusting water for soil plants, this pH up solution helps support healthier, stronger plant growth.\u003c\/p\u003e\u003cp\u003eFree shipping included. 30-day hassle-free returns.\u003c\/p\u003e","brand":"Belmont Warehouse","offers":[{"title":"Default Title","offer_id":43249488462033,"sku":"BW-B0D4JGJ44B","price":21.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/3123\/5793\/files\/61wghBk3vWL._AC_SL1500.jpg?v=1786931668"},{"product_id":"vivosun-digital-ph-meter-and-ph-up-ph-down-kit-1-quart-each-ph-control-kit-for-balanced-ph-level-and-optimal","title":"VIVOSUN Digital pH Meter and pH Up \u0026 pH Down Kit, 1 Quart Each, pH Control Kit for Balanced pH Level and Optimal","description":"\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eApplication: Ideal for residential or commercial use, water, pool, spas, liquid food, laboratory, aquaculture and hydroponics\u003c\/li\u003e\n\u003cli\u003eEasy Calibration: Advanced technology makes the test result fast and accurate; LCD screen makes reading clearly\u003c\/li\u003e\n\u003cli\u003eFeatures: Pocket size, lightweight, backlit function, high quality\u003c\/li\u003e\n\u003cli\u003eOptimal pH Regulation: This pH control kit enables precise pH adjustment of nutrient solutions, maintaining the optimal range of 5.5 to 6.5 for flourishing plant development; A balanced pH optimizes nutrient availability and uptake, fosters vigorous root growth, enhances disease resistance, and improves water absorption, ultimately increasing crop yields and quality\u003c\/li\u003e\n\u003cli\u003ePremium Ingredients: The pH Up contains high-quality, commercial-grade potassium hydroxide, while the pH Down boasts high-quality, commercial-grade phosphoric acid; Meticulously formulated in the USA from natural, superior-grade materials, both products are 100% water-soluble, free from additives and dyes, ensuring excellent quality and purity\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFree shipping included. 30-day hassle-free returns.\u003c\/p\u003e","brand":"Belmont Warehouse","offers":[{"title":"Default Title","offer_id":43249488494801,"sku":"BW-B0DLJP43RF","price":79.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/3123\/5793\/files\/61hw-bYYTML._SL1500.jpg?v=1786931668"},{"product_id":"ph-up-and-ph-down-control-kit-liquid-nutrient-solution-balancer-for-plants-for-soil-hydroponic-coco-and-dwc","title":"pH Up and pH Down Control Kit | Liquid Nutrient Solution Balancer for Plants | for Soil, Hydroponic, Coco, and DWC","description":"\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePackaging Update: You may receive previous or updated packaging during our transition. Same formula, same performance. Balanced Nutrient Solution - Adjust your feeding program using pH Down for plants to maintain the correct nutrient environment at every stage of growth. Balanced pH levels support stronger roots, efficient nutrient absorption, and steady development, helping your plants stay productive over time.\u003c\/li\u003e\n\u003cli\u003eOptimal pH Control: Most plants respond best between 5.5 and 6.5 pH. Use pH Up for plants to raise levels and pH Down to lower them, ensuring nutrient availability remains stable. Our liquid formulas are dye-free and easy to apply, making them a consistent tool for growers in soil and hydroponic systems.\u003c\/li\u003e\n\u003cli\u003ePotent and Efficient: With a formula up to 25% stronger than some alternatives, only small amounts are needed for effective adjustment. Apply pH Down hydroponic precisely with a digital pH meter or test strips, making it simple to fine-tune your nutrient solution for balanced growth in different environments.\u003c\/li\u003e\n\u003cli\u003eAdaptable for All Growing Mediums: This solution is suitable for soil gardens, coco coir, DWC, and hydroponic systems. The pH Up and Down kit for soil allows growers to maintain consistent pH control across different methods of cultivation. It is intended for plants only and not for use in aquariums, spas, or pools.\u003c\/li\u003e\n\u003cli\u003eFor Growers: Humboldts Secret products are designed by Growers for Growers. Achieve reliable results from our high quality pH Up and pH Down made with the finest ingredients and proudly manufactured in our California based facility.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFree shipping included. 30-day hassle-free returns.\u003c\/p\u003e","brand":"Belmont Warehouse","offers":[{"title":"Default Title","offer_id":43249488527569,"sku":"BW-B0DFQJZVC3","price":41.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/3123\/5793\/files\/71oRc76xSjL._AC_SL1500.jpg?v=1786931669"},{"product_id":"advanced-nutrients-ph-down-500ml","title":"Advanced Nutrients pH Down 500ml","description":"\u003cp\u003eCleanest pH adjusters on the market. Use small amounts when adjusting the nutrient solution to affect the pH level, as required. Use to maintain the optimum pH level of 5.5 to 5.8 for hydroponics and 6.2 to 6.3 for sphagnum moss and plants in containers. For best results, check the pH level daily.\u003c\/p\u003e\u003cp\u003eFree shipping included. 30-day hassle-free returns.\u003c\/p\u003e","brand":"Belmont Warehouse","offers":[{"title":"Default Title","offer_id":43249488560337,"sku":"BW-B0B1SJQ8FQ","price":57.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/3123\/5793\/files\/61Nukl07_ML._SL1320.jpg?v=1786931670"},{"product_id":"cultivation-nation-ph-down-for-plants-nutrient-solutions-formulated-with-citric-acid-for-adjustment-ideal-for-1","title":"Cultivation Nation pH Down for Plants’ Nutrient Solutions - Formulated with Citric Acid for Adjustment - Ideal for","description":"\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eQUICK AND EASY PH FIX: This ph adjuster effectively lowers the pH of your nutrient solution, ensuring your plants thrive. Maintain the ideal pH range of 5.6 – 6.8 your growing environment.\u003c\/li\u003e\n\u003cli\u003eGET THE RIGHT PH EVERY TIME: Formulated with citric acid, this pH adjuster is formulated with citric acid to help lower the pH of your nutrient solution.\u003c\/li\u003e\n\u003cli\u003eONE SOLUTION FOR ALL METHODS: Whether you're growing in soil or using hydroponics, this nutrient solution pH adjuster can help you reach the desired pH in whichever growing environment you choose is designed to work in both environments.\u003c\/li\u003e\n\u003cli\u003eSTRAIGHTFORWARD GROWTH SOLUTION: Simply shake well, add small amounts of pH Down to your nutrient solution, and test after each application until you reach the desired pH. The process is straightforward, ensuring a stress-free gardening experience\u003c\/li\u003e\n\u003cli\u003eRELIABILITY YOU CAN TRUST: FoxFarm has been producing top-quality fertilizers and plant foods since 1984. Each formula is greenhouse tested for consistency, ensuring you get the best results every time\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFree shipping included. 30-day hassle-free returns.\u003c\/p\u003e","brand":"Belmont Warehouse","offers":[{"title":"Default Title","offer_id":43249488593105,"sku":"BW-B08KWPB8KR","price":53.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/3123\/5793\/files\/71tq2-s34WL._SL1500.jpg?v=1786931670"},{"product_id":"ph-up-down-control-kit-for-optimal-nutrient-uptake-1-quart-helps-avoid-nutrient-lockout","title":"pH Up \u0026 Down Control Kit for Optimal Nutrient Uptake, 1 Quart | Helps Avoid Nutrient Lockout","description":"\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eComplete pH Control Kit – Includes solutions to raise or lower pH for balanced plant care.\u003c\/li\u003e\n\u003cli\u003eSupports Proper Nutrient Uptake – Helps maintain optimal pH levels for plant nutrition.\u003c\/li\u003e\n\u003cli\u003ePrecise pH Adjustment – Designed for controlled correction of water and nutrient solutions.\u003c\/li\u003e\n\u003cli\u003eIdeal for Hydroponic \u0026amp; Soil Growing – Suitable for hydroponics, containers, and garden feeding.\u003c\/li\u003e\n\u003cli\u003eMade in USA\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFree shipping included. 30-day hassle-free returns.\u003c\/p\u003e","brand":"Belmont Warehouse","offers":[{"title":"Default Title","offer_id":43249488625873,"sku":"BW-B073ZNTW37","price":50.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/3123\/5793\/files\/71Mzin-3E1L._AC_SL1500.jpg?v=1786931671"},{"product_id":"ph-up-8-fl-oz-liquid-treatment","title":"pH Up - 8 Fl Oz Liquid Treatment","description":"\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eGeneral Hydroponics pH Up Liquid Quart\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003eGeneral Hydroponics pH Up - 8 Oz\u003c\/p\u003e\u003cp\u003eFree shipping included. 30-day hassle-free returns.\u003c\/p\u003e","brand":"Belmont Warehouse","offers":[{"title":"Default Title","offer_id":43249488658641,"sku":"BW-B000FFAM8A","price":22.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/3123\/5793\/files\/61gce0d8x5L._AC_SL1200.jpg?v=1786931672"},{"product_id":"ph-down-8-oz","title":"pH Down - 8 Oz","description":"\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eSold on Amazon\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003eGeneral Hydroponics pH Down - 8 Oz\u003c\/p\u003e\u003cp\u003eFree shipping included. 30-day hassle-free returns.\u003c\/p\u003e","brand":"Belmont Warehouse","offers":[{"title":"Default Title","offer_id":43249488691409,"sku":"BW-B000FG0FA4","price":24.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/3123\/5793\/files\/61m92HmZD3L._AC_SL1024.jpg?v=1786931674"},{"product_id":"ultra-strength-ph-up-professional-base-ph-adjuster-1-quart-highly-concentrated","title":"Ultra Strength pH Up, Professional Base pH Adjuster, 1 Quart | Highly Concentrated","description":"\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eImproves Nutrient Uptake – Helps maintain proper pH range to support efficient nutrient absorption and plant performance.\u003c\/li\u003e\n\u003cli\u003eIdeal for Hydroponics \u0026amp; Soil – Suitable for hydroponic systems, nutrient solutions, and soil-based growing.\u003c\/li\u003e\n\u003cli\u003eFast-Acting Liquid Solution – Easy-to-use liquid pH up for precise control and quick adjustments.\u003c\/li\u003e\n\u003cli\u003eMade in USA\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eMaintain ideal growing conditions with this Ultra Strength pH Up, designed to effectively raise pH levels in water and nutrient solutions. Proper pH balance is essential for plant health, as it directly affects nutrient availability and absorption. This liquid pH up solution works quickly to adjust pH levels, helping plants absorb nutrients more efficiently and perform better throughout all growth stages. It is ideal for hydroponic systems, indoor growing setups, and traditional soil gardening. The easy-to-use liquid formula allows for precise control, making it simple to maintain the ideal pH range for your plants. Whether you’re managing a hydroponic system or adjusting water for soil plants, this pH up solution helps support healthier, stronger plant growth.\u003c\/p\u003e\u003cp\u003eFree shipping included. 30-day hassle-free returns.\u003c\/p\u003e","brand":"Belmont Warehouse","offers":[{"title":"Default Title","offer_id":43249488724177,"sku":"BW-B0D4JJTPD5","price":35.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/3123\/5793\/files\/61eF-sMS3WL._AC_SL1500.jpg?v=1786931674"},{"product_id":"ph-down-1-quart","title":"pH Down - 1 Quart","description":"\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eSold on Amazon\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003eObserve pH levels and then adjust them with pH Up or pH Down.\u003c\/p\u003e\u003cp\u003eFree shipping included. 30-day hassle-free returns.\u003c\/p\u003e","brand":"Belmont Warehouse","offers":[{"title":"Default Title","offer_id":43249488756945,"sku":"BW-B000BT6SJM","price":34.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/3123\/5793\/files\/61Y5rSf9nKL._AC_SL1500.jpg?v=1786931674"},{"product_id":"gh-general-hydroponics-ph-up-and-ph-down-1-quart-combo-kit-water-adjuster-buffer","title":"GH General Hydroponics pH Up and pH Down 1 Quart Combo Kit Water Adjuster Buffer","description":"\u003cp\u003eQuality everyday essentials, shipped to your door.\u003c\/p\u003e\u003cp\u003eFree shipping included. 30-day hassle-free returns.\u003c\/p\u003e","brand":"Belmont Warehouse","offers":[{"title":"Default Title","offer_id":43249488789713,"sku":"BW-B07QNCBL7S","price":51.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/3123\/5793\/files\/612DhUW_OtL._SL1500.jpg?v=1786931674"},{"product_id":"ph-up-for-plants-hydroponics-and-soil-ph-adjustment-concentrated-potassium-hydroxide-formula-raises-nutrient","title":"pH Up for Plants | Hydroponics and Soil pH Adjustment | Concentrated Potassium Hydroxide Formula | Raises Nutrient","description":"\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePackaging Update: You may receive previous or updated packaging during our transition. Same formula, same performance. Improves Nutrient Absorption - Our Humboldts Secret pH Up allows gardeners to raise nutrient levels with accuracy so users of pH Up can reach the ideal range plants need for steady development. It promotes healthier roots, better nutrient movement, and consistent growth across all stages without disrupting the growing medium.\u003c\/li\u003e\n\u003cli\u003eSupports All Growing Methods: This solution works across soil, coco, hydroponics, aquaponics, and DWC systems, helping maintain balanced conditions using pH Up for plants. It supports vegetables, flowers, trees, shrubs, and lawns by ensuring they receive nutrients efficiently for steady and predictable growth.\u003c\/li\u003e\n\u003cli\u003eReliable Stability for Hydroponic Systems: Its clean, highly concentrated formula allows controlled adjustments when pH Up hydroponics support is needed. Adding a small amount at a time helps maintain steady levels, supporting healthy development throughout the entire cycle and reducing risks linked to inconsistent nutrient availability.\u003c\/li\u003e\n\u003cli\u003eMaintains Balanced Environment: Made with commercial grade potassium hydroxide, this solution delivers dependable correction for hydroponic pH balance needs. It helps maintain the proven ideal range of 5.5 to 6.5 so plants can thrive from early growth through flowering without affecting the integrity of the nutrient solution.\u003c\/li\u003e\n\u003cli\u003eExpert Made Quality You Can Trust: Formulated by experienced professionals, this solution uses high quality ingredients to support precise adjustments for users managing pH controller hydroponics setups. Its dye free, additive free composition provides consistent performance across all compatible plant environments and growing methods.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFree shipping included. 30-day hassle-free returns.\u003c\/p\u003e","brand":"Belmont Warehouse","offers":[{"title":"Default Title","offer_id":43249488822481,"sku":"BW-B0C5B8BG3K","price":35.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/3123\/5793\/files\/713nz7a6ruL._SL1500.jpg?v=1786931674"},{"product_id":"professional-ph-up-liquid-fertilizer-quart-32-oz","title":"Professional pH Up Liquid Fertilizer, Quart (32 oz)","description":"\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMade to Raise Solution pH – Formulated to help increase pH levels in plant nutrient solutions and water.\u003c\/li\u003e\n\u003cli\u003eSupports Balanced Nutrient Uptake – Helps maintain proper pH range for improved nutrient availability to plants.\u003c\/li\u003e\n\u003cli\u003eLiquid Formula for Precise Adjustment – Designed for easy mixing and controlled pH correction during feeding.\u003c\/li\u003e\n\u003cli\u003eIdeal for Hydroponic \u0026amp; Soil Growing – Suitable for hydroponics, container plants, and garden feeding programs.\u003c\/li\u003e\n\u003cli\u003eMade in USA\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFree shipping included. 30-day hassle-free returns.\u003c\/p\u003e","brand":"Belmont Warehouse","offers":[{"title":"Default Title","offer_id":43249488888017,"sku":"BW-B073ZPW4W6","price":34.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/3123\/5793\/files\/61AWd5LgaDL._SL1500.jpg?v=1786931675"},{"product_id":"cultivation-nation-ph-up-for-plants-nutrient-solutions-formulated-with-potassium-hydroxide-for-adjustment-ideal","title":"Cultivation Nation pH UP for Plants’ Nutrient Solutions - Formulated with Potassium Hydroxide for Adjustment - Ideal","description":"\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eQUICK AND EASY PH FIX: The ph adjuster for plants effectively raises the pH of your nutrient solution. Maintain the ideal pH range of 5.6 – 6.8.\u003c\/li\u003e\n\u003cli\u003eGET THE RIGHT PH EVERY TIME: Formulated with potassium hydroxide, our pH adjuster aids in changing the pH of your nutrient solution.\u003c\/li\u003e\n\u003cli\u003eONE SOLUTION FOR ALL METHODS: Whether you're growing in soil or using hydroponics, the ph up hydroponics solution is designed to work in both environments.\u003c\/li\u003e\n\u003cli\u003eSTRAIGHTFORWARD GROWTH SOLUTION: Simply shake well, add small amounts of ph solution to your nutrient solution, and test after each application until you reach the desired pH. The process is straightforward, ensuring a stress-free gardening experience\u003c\/li\u003e\n\u003cli\u003eRELIABILITY YOU CAN TRUST: FoxFarm has been producing top-quality fertilizers and plant foods since 1984. Each formula is greenhouse tested for consistency, ensuring you get the best results every time\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFoxFarm is committed to providing the highest quality soil mixes, fertilizers, and plant care products, and Cultivation Nation pH UP is no exception. Designed to help you reach your desired pH for your nutrient solution.Key Features:Precise pH Adjustment: Thisplant nutrient solutionraises pH levels in nutrient solutions.Precise pH Adjustment: Thisplant nutrient solutionraises pH levels in nutrient solutions.Versatile Application: Suitable for both soil and hydroponic environments.Versatile Application: Suitable for both soil and hydroponic environments.Simple to Use: Add small amounts of this hydroponic nutrient solution and test for the desired pH (5.6 – 6.8).Simple to Use: Add small amounts of this hydroponic nutrient solution and test for the desired pH (5.6 – 6.8).Potassium Hydroxide Formula: Ensures consistent pH adjustments.Potassium Hydroxide Formula: Ensures consistent pH adjustments.pH adjustment for your nutrient solution.pH adjustment for your nutrient solution.Benefits:Easy \u0026amp; Accurate: Straightforward application for precise pH control.Easy \u0026amp; Accurate: Straightforward application for precise pH control.Flexible for All Growers: Ideal for both soil and hydroponic gardeni\u003c\/p\u003e\u003cp\u003eFree shipping included. 30-day hassle-free returns.\u003c\/p\u003e","brand":"Belmont Warehouse","offers":[{"title":"Default Title","offer_id":43249488855249,"sku":"BW-B0DJFV29JP","price":35.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/3123\/5793\/files\/71JsWr3newL._SL1500.jpg?v=1786931674"},{"product_id":"ph-down-liquid-ph-adjuster-8-oz-supports-nutrient-uptake","title":"pH Down – Liquid pH Adjuster, 8 oz | Supports Nutrient Uptake","description":"\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMade to Lower pH Levels – Formulated to help reduce pH in plant nutrient solutions and water.\u003c\/li\u003e\n\u003cli\u003eSupports Balanced Nutrient Uptake – Helps maintain optimal pH range for improved nutrient absorption.\u003c\/li\u003e\n\u003cli\u003eLiquid Formula for Precise Adjustment – Designed for controlled pH correction and easy mixing.\u003c\/li\u003e\n\u003cli\u003eIdeal for Hydroponic \u0026amp; Soil Growing – Suitable for hydroponics, containers, and garden feeding routines.\u003c\/li\u003e\n\u003cli\u003eMade in USA\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eMaintaining proper pH levels is essential for plant health and nutrient absorption. This pH down solution is designed to help lower and stabilize pH levels in nutrient solutions and irrigation water, supporting optimal growing conditions. When pH levels are too high, plants may struggle to absorb essential nutrients. This formula helps restore balance, supporting consistent growth and overall plant performance across various growing systems. Ideal for hydroponic setups, container plants, and soil-based gardens, this pH down solution integrates easily into routine plant care and nutrient mixing programs to support stable plant growth conditions.\u003c\/p\u003e\u003cp\u003eFree shipping included. 30-day hassle-free returns.\u003c\/p\u003e","brand":"Belmont Warehouse","offers":[{"title":"Default Title","offer_id":43249488920785,"sku":"BW-B08JHGRWD8","price":21.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/3123\/5793\/files\/71-yvIv9Y3L._SL1500.jpg?v=1786931675"},{"product_id":"ph-meter-for-water-hydroponics-5-in-1-ph-tds-ec-salt-tester-for-water-nutrient-solution-simultaneous-display-of-ph","title":"pH Meter for Water Hydroponics, 5-in-1 pH TDS EC Salt Tester for Water Nutrient Solution, Simultaneous Display of pH","description":"\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eTwo screen display: Yewhick PH meter is equipped with the same screen display for PH and other functions, which is convenient for users to obtain multiple data at a glance, reduce the operation steps, and facilitate users to compare and analyze quickly to improve efficiency.\u003c\/li\u003e\n\u003cli\u003eHigh-resolution display with backlight: With its handy design, the salinity pool meter can be easily carried around to test the water quality anytime and anywhere, which is convenient and practical. The backlit display ensures clear readings in different lighting conditions and\u003c\/li\u003e\n\u003cli\u003eHigh-precision electrode: Yewhick pH meter adopts high-precision electrode to ensure the accuracy and reliability of measurement results, so that users can use it with peace of mind. The electrodes are replaceable to maintain the best condition at all times.\u003c\/li\u003e\n\u003cli\u003eMulti-functional measurement: Yewhick pH meter water can measure pH, salt, TDS, EC and temperature of water quality at the same time, which provides comprehensive water quality monitoring and meets the user's needs of multi-facet test.\u003c\/li\u003e\n\u003cli\u003elight conditions and improves the experience of using the meter outdoors or in dark places. pH calibration kit: The included pH calibration kit can be calibrated at any time to ensure the accuracy of the measurement results and extend the life of the device.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFree shipping included. 30-day hassle-free returns.\u003c\/p\u003e","brand":"Belmont Warehouse","offers":[{"title":"Default Title","offer_id":43249488953553,"sku":"BW-B0DK3PL375","price":35.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/3123\/5793\/files\/51HVupEwKkL._SL1500.jpg?v=1786931677"},{"product_id":"atlas-scientific-ph-down-two-pack-250ml-16oz-total","title":"Atlas Scientific pH Down Two Pack 250ml (16oz Total)","description":"\u003cp\u003eQuality everyday essentials, shipped to your door.\u003c\/p\u003e\u003cp\u003eFree shipping included. 30-day hassle-free returns.\u003c\/p\u003e","brand":"Belmont Warehouse","offers":[{"title":"Default Title","offer_id":43249488986321,"sku":"BW-B0BDD1X2MG","price":35.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/3123\/5793\/files\/61YJSfyZk9L._SL1500.jpg?v=1786931676"},{"product_id":"cultivation-nation-ph-up-for-plants-nutrient-solutions-formulated-with-potassium-hydroxide-for-adjustment-ideal-1","title":"Cultivation Nation pH UP for Plants’ Nutrient Solutions - Formulated with Potassium Hydroxide for Adjustment - Ideal","description":"\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eQUICK AND EASY PH FIX: The ph adjuster for plants effectively raises the pH of your nutrient solution. Maintain the ideal pH range of 5.6 – 6.8.\u003c\/li\u003e\n\u003cli\u003eGET THE RIGHT PH EVERY TIME: Formulated with potassium hydroxide, our pH adjuster aids in changing the pH of your nutrient solution.\u003c\/li\u003e\n\u003cli\u003eONE SOLUTION FOR ALL METHODS: Whether you're growing in soil or using hydroponics, the ph up hydroponics solution is designed to work in both environments.\u003c\/li\u003e\n\u003cli\u003eSTRAIGHTFORWARD GROWTH SOLUTION: Simply shake well, add small amounts of ph solution to your nutrient solution, and test after each application until you reach the desired pH. The process is straightforward, ensuring a stress-free gardening experience\u003c\/li\u003e\n\u003cli\u003eRELIABILITY YOU CAN TRUST: FoxFarm has been producing top-quality fertilizers and plant foods since 1984. Each formula is greenhouse tested for consistency, ensuring you get the best results every time\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFree shipping included. 30-day hassle-free returns.\u003c\/p\u003e","brand":"Belmont Warehouse","offers":[{"title":"Default Title","offer_id":43249489019089,"sku":"BW-B08SZJGH3X","price":53.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/3123\/5793\/files\/71QKLNYu9qL._SL1500.jpg?v=1786931677"},{"product_id":"ph-down-for-plants-liquid-ph-adjuster-and-balancer-for-soil-coco-hydroponics-concentrated-phosphoric-acid-1","title":"pH Down for Plants | Liquid pH Adjuster and Balancer for Soil Coco Hydroponics | Concentrated Phosphoric Acid","description":"\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePackaging Update: You may receive previous or updated packaging during our transition. Same formula, same performance. Balance Your Grow Medium Fast - Our Humboldts Secret pH Down quickly and effectively lower pH in soil or coco to the optimal range for nutrient absorption. Prevents deficiencies and keeps plants stress-free while creating the right foundation for strong roots lush foliage and abundant harvests.\u003c\/li\u003e\n\u003cli\u003eFuel Stronger Healthier Growth: Maintain precise plant pH balance between 5.5 and 6.5 to prevent nutrient lockout and maximize vitality. Works for vegetables flowers and herbs in any medium helping your garden thrive from seedling to full production with consistent vibrant growth.\u003c\/li\u003e\n\u003cli\u003eHighly Concentrated and Efficient: Just a small amount of our hydroponic pH down makes powerful lasting adjustments saving you time and money. Up to 25% stronger than some competitors this commercial grade formula ensures reliable results with minimal product use.\u003c\/li\u003e\n\u003cli\u003eVersatile for All Growing Methods: Use Humboldts Secret pH Down in soil hydroponic systems like DWC and NFT coco coir or other grow mediums. Works seamlessly with your nutrient solution to support balanced feeding healthy stems and increased yields year round.\u003c\/li\u003e\n\u003cli\u003eExpert Made Quality You Can Trust: Designed by growers for growers our concentrated pH down for plants uses high grade phosphoric acid and contains no dyes or additives. Proudly manufactured in California it delivers professional level results for every type of garden.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFree shipping included. 30-day hassle-free returns.\u003c\/p\u003e","brand":"Belmont Warehouse","offers":[{"title":"Default Title","offer_id":43249489051857,"sku":"BW-B0DFN2JDB2","price":23.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/3123\/5793\/files\/616qVWfyuwL._SL1500.jpg?v=1786931676"},{"product_id":"ph-down-8-oz-1","title":"pH Down, 8 oz","description":"\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eSold on Amazon\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003eB00598D488\u003c\/p\u003e\u003cp\u003eFree shipping included. 30-day hassle-free returns.\u003c\/p\u003e","brand":"Belmont Warehouse","offers":[{"title":"Default Title","offer_id":43249489084625,"sku":"BW-B00598D488","price":25.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/3123\/5793\/files\/41bV1ku3l2L._AC_SL1000.jpg?v=1786931677"},{"product_id":"ph-meter-for-water-4-in-1-ec-ppm-temp-ph-tester-for-hydroponic-tds-water-tester-for-drinking-water-digital-ph","title":"pH Meter for Water, 4 in 1 EC PPM Temp pH Tester for Hydroponic | TDS Water Tester for Drinking Water, Digital pH","description":"\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAutomatic Temperature CompensationThe GIDIGI pH meter with pH function to ensure that the pH value of the nutrient solution is maintained within the ideal range for hydroponic crops, promoting vigorous growth and nutrient absorption of crops. Different plants have specific pH preferences, and most nutrient solutions generally have a pH between 5.5 and 6.5. The pH ec tester with TEMP function protects sensitive crops and monitors temperature changes to prevent damage and optimize growth.\u003c\/li\u003e\n\u003cli\u003eHydroponic pH and ppm MeterpH\/EC meter works with EC meter to maintain precise nutrient levels to maximize crop yield and quality in hydroponic system. With pH ppm meter, you can easily measure pH and ppm when growing in DWC hydroponics, helping to maintain hydroponic acid-base nutrient balance, monitoring EC level allows you to adjust nutrient solution in time to ensure optimal plant growth. This is essential for hydroponic growers.\u003c\/li\u003e\n\u003cli\u003eMulti Purpose pH Tester: pH meter tdsThis hydroponic tester can measure the range of pH (0.01-14.00), EC (conductivity), TDS (0-9990ppm), temperature (32.0-122.0℉, 0.0-50.0℃), four-in-one, the newly upgraded probe resolution reaches 0.01, not only can test hydroponics, but also aquarium and fish tank water, drinking water, swimming pool, tap water, hot tub, brewing and other scenes. Easily meet your multi-scenario testing needs, allowing you to test anytime, anywhere.\u003c\/li\u003e\n\u003cli\u003epH EC Meter Readings are Stable and ReliableThis multifunctional water pH meter has automatic temperature compensation (32 to 122 ℉) to keep readings consistent. In addition to accurate and fast readings, the hydroponic water quality tester also provides an easy-to-read green backlit display, fast readings in low light or dim environments, and automatic shut-off: after five minutes of non-use.\u003c\/li\u003e\n\u003cli\u003eExcellent After-Sale Service This 4 in 1 pH tester is your good helper, can help you grow vegetables and monitor your fish better. If there is any problem with the digital pH tester ec, please contact GIDIGI by amazon or email in time. We will reply within 12 hours and do our best to satisfy customers. Believe me, this water quality tester will be your best choice.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFree shipping included. 30-day hassle-free returns.\u003c\/p\u003e","brand":"Belmont Warehouse","offers":[{"title":"Default Title","offer_id":43249489117393,"sku":"BW-B0D9Q9788Y","price":35.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/3123\/5793\/files\/51KVXNi7TeL._SL1500.jpg?v=1786931677"},{"product_id":"ph-down-for-plants-hydroponic-soil-gardens-aquariums-concentrated-liquid-ph-adjuster-makes-balanced-nutrient","title":"pH Down for Plants, Hydroponic, Soil Gardens \u0026 Aquariums | Concentrated Liquid pH Adjuster, Makes Balanced Nutrient","description":"\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOPTIMAL pH ADJUSTMENT: The ideal pH value for most plants is 5.5 to 6.5. Using a pH-balancing solution allows you to precisely adjust the pH of the nutrient solution to suit the needs of different plants. A balanced pH value improves nutrient utilization, promotes vigorous root growth, enhances water uptake, and improves crop yield and quality\u003c\/li\u003e\n\u003cli\u003eFRESHWATER AQUARIUM WATER pH ADJUSTER: When the pH is too high, it can affect the fish's respiratory function. Use the pH down regulator to raise the pH of the Aquarium Water to a suitable level for fish. When adjusting the pH, do so slowly to avoid sudden changes in the pH value that could stress the fish. Shake well before use and add 20ml of pH down liquid to every 100 liters of water. Then measure the pH and adjust the dosage accordingly. Generally, the daily change in the pH value should not exceed 0.5\u003c\/li\u003e\n\u003cli\u003ePREMIUM-GRADE, SAFE and CONCENTRATED FORMULA: pH adjuster uses a new formula, contains no dyes, only pure pH control. Its powerful strength ensures long-lasting use and provides a cost-effective solution for precise adjustments. The pH down adjuster is added when the pH of the nutrient solution is too high in order to reduce the pH to an appropriate level\u003c\/li\u003e\n\u003cli\u003eMULTI-PURPOSE pH SOLUTION: The pH down buffer works across all growing mediums—soil, hydroponics, coco coir, and DWC. And the pH adjuster can also be used for lawn care and aquariums. Adjusts pH to create ideal conditions for plants, balanced pool water, and freshwater aquariums\u003c\/li\u003e\n\u003cli\u003eEASY to USE: Tip-Tests are always required before adjusting the PH. Fill the test vial halfway with nutrient solution. Add 3-5 drops of pH indicator into the tube and shake it well. Compare the color in the vial to the pH color chart to determine nutrient pH. Add pH DOWN to lower nutrient pH, a little at a time, then test pH. Repeat adding pH DOWN solution and testing until the desired pH is reached\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFree shipping included. 30-day hassle-free returns.\u003c\/p\u003e","brand":"Belmont Warehouse","offers":[{"title":"Default Title","offer_id":43249489150161,"sku":"BW-B0DYXQ1MH8","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/3123\/5793\/files\/61u1jtWICbL._AC_SL1500.jpg?v=1786931677"},{"product_id":"vivosun-digital-ph-and-tds-meter-kits-and-ph-up-ph-down-kit-1-quart-each-ph-control-kit-for-balanced-ph-level-and","title":"VIVOSUN Digital pH and TDS Meter Kits and pH Up \u0026 pH Down Kit, 1 Quart Each, pH Control Kit for Balanced pH Level and","description":"\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eHigh Accuracy pH Tester: Measures pH levels from 0.00 to 14.00 with ±0.1 pH accuracy; Features one-touch automatic calibration with included buffer powder packs for easy setup\u003c\/li\u003e\n\u003cli\u003e3-In-1 TDS Tester: Accurately measures TDS (total dissolved solids), EC (electrical conductivity), and temperature (℃\/℉ switchable), meeting your diverse needs; Measuring ranges: 0-9999 ppm TDS, 0-9999 µS\/cm EC, 0.1-80℃ \/ 32-176℉ Temp.\u003c\/li\u003e\n\u003cli\u003ePrecision Measurement with ATC: Equipped with ultra-sensitive electrodes, both testers provide rapid, reliable results; They also feature Automatic Temperature Compensation (ATC) function that adjusts for water temperature variations, so you can always get accurate readings, no matter the temperature conditions\u003c\/li\u003e\n\u003cli\u003eOptimal pH Regulation: This pH control kit enables precise pH adjustment of nutrient solutions, maintaining the optimal range of 5.5 to 6.5 for flourishing plant development; A balanced pH optimizes nutrient availability and uptake, fosters vigorous root growth, enhances disease resistance, and improves water absorption, ultimately increasing crop yields and quality\u003c\/li\u003e\n\u003cli\u003ePremium Ingredients: The pH Up contains high-quality, commercial-grade potassium hydroxide, while the pH Down boasts high-quality, commercial-grade phosphoric acid; Meticulously formulated in the USA from natural, superior-grade materials, both products are 100% water-soluble, free from additives and dyes, ensuring excellent quality and purity\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFree shipping included. 30-day hassle-free returns.\u003c\/p\u003e","brand":"Belmont Warehouse","offers":[{"title":"Default Title","offer_id":43249489182929,"sku":"BW-B0DLJPQPJ5","price":92.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/3123\/5793\/files\/61BDy2qDIBL._SL1500.jpg?v=1786931678"},{"product_id":"flora-micro-calimagic-ph-down-gallon-combo","title":"Flora Micro, Calimagic, \u0026 Ph Down Gallon Combo","description":"\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eGeneral Hydroponics Flora micro gallon\u003c\/li\u003e\n\u003cli\u003eGeneral Hydroponics CALiMAGic gallon\u003c\/li\u003e\n\u003cli\u003eGeneral Hydroponics pH down gallon\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe foundation of the Building-Block system. Provides nitrogen, potassium, calcium \u0026amp; trace elements. Combine with FloraGro \u0026amp; FloraBloom. The acid formulation uses food-grade phosphoric acid to lower the pH to the proper level. Calimagic is a concentrated blend of readily available calcium \u0026amp; magnesium. It is formulated to assist fast growing plants by preventing secondary nutrient deficiencies. Calimagic helps optimize plant nutrition \u0026amp; enhances plant growth \u0026amp; development while preventing Blossom end rot \u0026amp; tip burn in many crops, such as tomatoes \u0026amp; lettuce as well as other calcium intensive plants.\u003c\/p\u003e\u003cp\u003eFree shipping included. 30-day hassle-free returns.\u003c\/p\u003e","brand":"Belmont Warehouse","offers":[{"title":"Default Title","offer_id":43249489215697,"sku":"BW-B07TVSL69V","price":208.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/3123\/5793\/files\/61YuyyfsdsL._AC_SL1400.jpg?v=1786931679"},{"product_id":"ph-up-liquid-fertilizer-1-quart-2-pack","title":"pH Up Liquid Fertilizer, 1-Quart - 2 Pack","description":"\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBase solution is formulated using potassium hydroxide and potassium carbonate\u003c\/li\u003e\n\u003cli\u003eAdd when your nutrient pH is too low in order to raise the pH to the proper level\u003c\/li\u003e\n\u003cli\u003ePromotes pH stability\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003ePack 2\u003c\/p\u003e\u003cp\u003eFree shipping included. 30-day hassle-free returns.\u003c\/p\u003e","brand":"Belmont Warehouse","offers":[{"title":"Default Title","offer_id":43249489248465,"sku":"BW-B07P72VMSV","price":82.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/3123\/5793\/files\/61DRsjoeQOL._SL1500.jpg?v=1786931678"}],"url":"https:\/\/belmontwarehouse.com\/collections\/hydroponics-growing-nutrients.oembed","provider":"Belmont Warehouse","version":"1.0","type":"link"}