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Brew & Grow Hydroponics Gardening and Homebrewing Supplies of Chicagoland
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pH Control

Home / Hydroponic & Organic Gardening / Hydroponic Systems, Equipment and Testing / pH Control
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  • Hydroponic & Organic Gardening
    • Grow Lights, Reflectors, Ballasts and Tents
    • Hydroponic Systems, Equipment and Testing
      • Hydroponic Systems
      • Hydroponic Grow Trays
      • Hydroponic Reservoirs
      • Watering and Irrigation
      • Water Pumps
      • Air Pumps
      • pH and Nutrient Testing
      • pH Control
      • Water Purification
    • Plant Propagation and Seed Starting
    • Fertilizer and Plant Food
    • Growing Media and Soil
    • Container Gardening
    • Environment Control for Indoor Gardening
    • Pest and Disease Control
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    • Miscellaneous and Gardening Acessories
  • Homebrewing
Nectar For The Gods Nectar For The Gods Hades pH Down - Qt
This blend of organic acids lowers your nutrient solution's pH. It's our pH down. Don't worry if you over shoot the down: just add some Olympus Up and see the benefits of adding more calcium.
Nectar For The Gods Hades pH Down - Qt
$21.99
General Hydroponics GH pH Control Kit
General Hydroponics pH Control Kit contains 8 oz pH UP, 8 oz pH DOWN, 1 oz indicator and vial.
Add to cart
GH pH Control Kit
$22.98
General Hydroponics GH pH Up - qt
For plants to grow their best it's important that the nutrient pH be slightly acidic - the range of 5.5 to 6.5 is considered ideal for most crops. The General Hydroponics pH Up (Base) is formulated using Potassium Hydroxide and Potassium Carbonate which a
Add to cart
GH pH Up - qt
$14.39
General Hydroponics GH pH Down - Qt
For plants to grow their best, it's important that the nutrient pH be slightly acidic - the range of 5.5 to 6.5 is considered ideal for most crops. Our own pH Down is made with phosphoric acid. There are many pH down products on the market, but you get mo
Add to cart
GH pH Down - Qt
$14.39
Advanced Nutrients Advanced pH Down 1L
Overdrive Your Plants for their Strongest FinishDuring the final weeks of bloom phase your plants need the ingredients in Overdrive to maintain flower maturation, flower growth, and overall vigor. Many growers neglect the last weeks of bloom phase, but no
Advanced pH Down 1L
$25.74
Nectar For The Gods Nectar for the Gods Olympus pH Up - Qt
One of a kind in the industry. Olympus is derived from micronized limestone designed to not only raise the pH of your nutrient solution, but also to buffer organic acids from healthy soil decomposition. The calcium in Olympus is also very effective at tyi
Nectar for the Gods Olympus pH Up - Qt
$14.99
General Hydroponics GH pH Up - gal
For plants to grow their best it's important that the nutrient pH be slightly acidic - the range of 5.5 to 6.5 is considered ideal for most crops. The General Hydroponics pH Up (Base) is formulated using Potassium Hydroxide and Potassium Carbonate which a
Add to cart
GH pH Up - gal
$35.87
General Hydroponics GH pH Down - Gal
The acid formulation uses food-grade phosphoric acid to lower the pH to the proper level.
Add to cart
GH pH Down - Gal
$35.87


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Chicagoland's premier hydroponic and homebrewing supply store. Largest selection of grow lights, tents, soils, fertilizers, nutrients, grains, hops and yeast. Drop by one of our three convenient locations: Chicago, Roselle, Bolingbrook
(800) 444-2837
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