Hydroponic gardening, or gardening without soil, has been popular in greenhouses for decades, and now home gardeners are beginning to jump on the bandwagon. Hydroponic gardening, or gardening without ...

Plants take up water and nutrients that flow through a PVC pipe in the nutrient film technique (NFT) hydroponics system. (Photo courtesy of Barry Burnsides/OSU Extension Service) CORVALLIS - Ask ...