Emerald Harvest PH Up 55 gal Nutrients & Additives light-movers-hangers The forged carbon steel blade

The forged carbon steel blade easily plows and trenches through soil

Using a simple rule

Add the necessary amount of Bio·Down

Size 10” * 4

Emerald Harvest PH Up 55 gal Nutrients & Additives light-movers-hangers The forged carbon steel bladeDescription Product Details Emerald Harvest pH Up pH up and pH down: Keep the nutrient solution and the growing medium in the "sweet spot" (pH 5. 56. 5) for optimal nutrient uptake and no nutrient deficiencies. pH Up and Down are buffers composed of a weak base (Up) and weak acid (Down) designed to correct pH imbalances. pH Up and pH Down adjust the pH for optimal nutrient uptake and stable beneficial bacteria colonies, and they forestall nutrient