Grodan A-OK 50/40 2 Inch Starter Plugs, Sheet of 50 A-OK Starter Plugs for starting seeds and rooting of cuttings prior to plugging into the larger Gro-Blocks A-OK Starter Plugs come labeled with instructions in a shrink-wrapped sheet that fits a standard 10 x 20 tray (flat) Note: Item #713020 is supplied without shrink wrap