Grodan Stonewool MacroPlugs Bio-Turf Strong structural integrity means that

Strong structural integrity means that they are less likely to break and compact

It works directly on seeds and roots to create vigorous roots and robust plants

Due to the special characteristics of coco substrate CANNA COCO nutrients don't have a Vega and Flores version

True Liberty Bags are safe to use in your conventional oven

Grodan Stonewool MacroPlugs Bio-Turf Strong structural integrity means thatMacroPlugs 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.