algag, also look up 'purple maxx' and 'stacker'. The product has been re-named at least twice haha. It's made by Humboldt fertilizers, the company that makes Gravity. It's a kelp-derived hormone that encourages both surface resin formation, and increased purple pigment development in strains that are already capable of that.
stinkyattic Reviewed by stinkyattic on . Darkness Before Harvest? Anybody used 2 or 3 days of darkness before harvest? Does it increase resin production? Rating: 5