Hydro Fuel Grow B 4 Litres

Hydro Fuel Grow B is the B component of GreenPlanet Nutrients' two-part Hydro Fuel Grow nutrient system. Designed for vegetative growth in hydroponic, aeroponic, recirculating, soil-less, and run-to-waste systems. Use together with Hydro Fuel Grow A; add each part separately to water and follow the current manufacturer label for the crop, growing medium, and system. Do not mix the concentrates together. The product page does not specify a mixing rate.