Grodan A-OK Starter Plugs - 98 Plugs Ongrok Rich in beneficial biology

Rich in beneficial biology

It is the perfect size for small growing spaces

For example

which has a beneficial effect on germination results

Grodan A-OK Starter Plugs - 98 Plugs Ongrok Rich in beneficial biologyGrodan A OK Starter Plugs 98 Plugs Square size plugs connected to each other at the top of the plug forming a sheet fitting a 10 20 tray A Ok Starter Plugs are for starting seeds and rooting cuttings prior to plugging into larger Gro Blocks. The 1. 5" size fits perfectly in the Gro Smart tray as well as all our pre drilled Gro Blocks. One advantage of using the Gro Smart tray is that it elevates the plugs above the waterline and ensures good airflow