The Green Label is a gem for the industrial production of Hemp, Cannabis sativa. It is harnessing the principles of biomimicry at its finest. Spray GREASE™ Green Label in veg and especially in flower. It is amazing to have a safe alternative to spray in flower that will not leave foreign oils or residues of any kind. All GREASE™ products are free from pesticide residuals, heavy metals or residual solvents. We recommend drenching as well, as it is a proven soil conditioner.