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Ships within 48 hours · Estimated delivery Nov 4 - Nov 9
Apply 2-6 tablespoons per gallon every 7-10 days
Mini-Blocks sit in a tray (flat) without support for easy starting of seeds and cuttings
Includes a pressure relieve valve and a 3 ft hose
and pink Teflon tape
Built with the same proven packed bed design and pelletized virgin activated carbon we've used for 30 years
Grodan A-OK Pro 36/40 1.5 in x 1.5 in Plugs (98/Sheet) (30 Sheets/Cs) Apply 2-6 tablespoons per gallonA 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.
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