House & Garden Hydro A&B is a premium, complete base nutrient whose formula has been developed to be used throughout vegetative growth and the bloom cycle when growing in all types and styles of run to waste hydroponic systems.
Hydro A&B will provide your plants with enough of the required base elements for healthy and strong growth as the plants prepare to bloom. Hydro A&B should also be used, at the same rate, throughout the bloom cycle, along with additional supplements to give your plants a boost of P & K to help with bountiful fruit and flower production.
Directions of use:
4ml of Hydro A & 4ml of Hydro B per litre