General Hydroponics GLCMBX0010 Flora Gro, Micro & Bloom 1 Quart with Ph Control Kit Combo Fertilizer

General Hydroponics pH control kit contains 8 oz pH up, 8 oz pH down, 1 oz indicator and vial. | Stimulates structural and vegetative growth. Builds strong roots. Provides nitrogen, phosphorous, potassium and secondary minerals. | The foundation of the building-block system. Provides nitrogen, potassium, calcium and trace elements. | Stimulates flower and fruit development. Enhances flavor, aroma and essential oils. Provides high phosphorous, potassium, magnesium and sulfur.