How ‘Organic’ Are Vegetables When They’re Grown In Hydroponic Greenhouses?
In most cases, no label informs us how the fruits' roots deliver the goods to what we recognize as a vegetable. Does it matter? To some soil-based farmers and their customers: a lot. On the other hand, not all ardent fans of hydroponics hanker for organic certification. Or, in the case of the U.S. Department of Agriculture's National Organic Program — the arbiter of certification standards in this country — there is no useful distinction between soil-based and hydroponic organic methods. …