Emerald Harvest PH Up 55 gal Nutrients & Additives shoe-cover Snap On Feature: This elbow

Snap On Feature: This elbow fitting comes with a snap-on feature to easily attach to the Flora Valve

creating the optimal growing conditions

the 80% fill float switch shut-off device is not included

though those natural levels provide only slight benefits to plants

Emerald Harvest PH Up 55 gal Nutrients & Additives shoe-cover Snap On Feature: This elbowDescription 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