General Hydroponics® pH Test Kit
General Hydroponics pH Test Kits make pH testing easy. Simply fill a test-tube halfway with nutrient, add a few drops of pH Test Indicator and observe the coloration of the liquid in the test vial. Many experienced grow
- Water and Aeration
- Growing Environment
-
Lighting
- LED
- Commercial Lighting Fixtures
- Gavita
- LEC/CMH Lighting
- Sun System DE Reflectors
- Sun System SE Reflectors
- Sun System Electronic Ballasts
- Electronic Ballasts
- Sun System Magnetic Ballasts
- Magnetic Ballasts
- Lamps
- Fluorescent Lighting
- Complete Systems
- Lighting & Electrical Components
- Extension, Power & Lamp Cords
- Light Movers Hangers
- Plant Propagation Nutrition and Health
- Growing Media and Containers
- Growing Tents Systems and Trays
- Tools, Accessories and More
- Glass & Smoking Accessories