Growstone 714231 GS-1 Hydroponic Soil Amendment, 1.5 cu. ft.
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<b>[Product Information]</b><br>
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<li>Growstone  GS-1 Hydroponic Substrate is the perfect growing media for use in hydroponic growing systems as simple as manually irrigated containers or as advanced as automatically drip irrigated containers, Ebb-Flow systems and NFT tables</li>
<li>It replaces strip-mined materials like clay pebbles or stonewool, reducing environmental degradation</li>
<li>Growstones  are designed to allow for rapid moisture absorption and enhanced drainage and oxygenation</li>
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