Grodan Stonewool MacroPlugs (Case of 35 Bags) Environment Coast of Maine Organic Products

Coast of Maine Organic Products Liquid Squid Concentrate is a highly concentrated liquid fertilizer used to feed indoor house and tropical plants

and a root enhancing Bio-Stimulant derived from auxin- and cytokinin-rich Irish kelp

High-output 11-gpm flow rate at 40 psi is unmatched by other trigger valves

Honors the full color spectrum of light

organic chemicals

Grodan Stonewool MacroPlugs (Case of 35 Bags) Environment Coast of Maine Organic ProductsMacroPlugs are 1. 5 in round with a slit that allows easy insertion of a cutting. These loose round plugs fit perfectly into the Gro Block hole. For best results, always insert MacroPlugs in a tray with individual cells. The individual cell will make sure the plug stays closed around the stem of your cutting.