Use 2 ml per liter during weeks 1 through 6 of your flowering phase.Tough skin protects! Give your plants Rhino Skin to increase the rigidity of the cell walls making your plants' stalks more rigid. Plants take silicon into their cells making tougher cell walls. Made from Potassium Silicate, Rhino Skin makes your plant cell walls Rhino tough. NPK = 0-0-0.4.


FREE SHIPPING in US except to Alaska & Hawaii.