GRH315 Growstone GS-1 Hydro Stones, 1.5 cu ft


In stock

SKU: 894854002187 Categories: ,


Growstone Hydroponic is a breakthrough, high-performance hydroponic growing medium specifically engineered for a balanced air-to-water ratio. Growstones deliver 67% more water retention and 12% more aeration than clay pebbles. It can be used in simple hydroponic systems, such as manually irrigated containers, or in advanced systems including automatically drip-irrigated containers, Ebb-Flow systems and NFT tables. The sustainable, earth friendly medium is made from 100% recycled glass and is 100% American made.