Grodan® A-OK Starter Plugs™, 2" Square Shaped Plugs, Shrink Wrapped, 50 Plugs/Sheet (30 Sheets/Case)

Grodan® A-OK Starter Plugs™, 2" Square Shaped Plugs, Shrink Wrap, Instructions, 50 Plugs/Sheet (30 Sheets/Case) A-Ok Starter Plugs™ are for starting seeds and rooting cuttings prior to plugging into larger stonewool Gro-Blocks (growing blocks). Highlights Grodan plugs are designed for fast, uniform propagation of cannabis cuttings and seedlings, resulting in maximum plant quality and easy handling. Grodan A-OK plugs are designed for seed and cutting propagation prior to “blocking on” into larger growing blocks. The V-shape design of the plug discourages tangling of roots between the plugs in the A-OK plug sheet. A’OK plugs come in a sheet that fits a standard 10×20 flat. Square-shaped plugs are connected at the top to form a sheet that fits a 10/20 tray. Plugs with a tapered bottom are ideal for transplanting cannabis crops in hydroponic systems. What is Stonewool? Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes,