GrowStone: GrowStones™ Hydroponic Substrate

growstone 125 41787.1445012412.1280.1280
growstone 125 41787.1445012412.1280.1280

Growstone’s new earth-friendly, recycled-glass substrate, made in the USA, can be used as an integral component in many hydroponic systems. Growstones™ were developed to provide the ideal ration of water retention and aeration while at the same time being lightweight and disease-free. Packaged in a 1.25-cubicfoot recyclable paper bag.

GROWSTONE.COM

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