With NFT hydroponics, the nutrient solution trickles down plastic channels, with plants growing through holes in the channel. These channels from American Hydroponics are made from high-density polyethylene. Photo: American Hydroponics
With NFT hydroponics, the nutrient solution trickles down plastic channels, with plants growing through holes in the channel. These channels from American Hydroponics are made from high-density polyethylene. Photo: American Hydroponics