Sales are available for approved Mega Mass customers only.

Rapid Start - is formulated with unique ingredients exclusive to GH. Rapid Start - can and should be used from first planting/clones & cuttings at the aggressive rate through vegetative and into the flowering cycle at which point the dosage should be gradually lowered to the normal application rate. Rapid Start - can be used alone or in combination with any and all products, there are no known adverse reactions or interactions. Rapid Start should not affect either pH or EC in any significant manner.