CleanGrow Fertmax Pro Pack - Complete Hydroponic Nutrient Kit Use Watermax regularly as your all in one water treatment program to prevent mineral build up and stimulate root growth; Use as a final flush Use Fertmax grow a and b during the vegetative stage of growth to encourage vertical growth, as well as lush green foliage Use Fertmax bloom a and b during the flowering stage of growth to promote healthy, robust flowers and fruits Use Fertmax booster and powder booster in the final few weeks of flowering to push your harvest toward its highest potential