Oregon Tilth is an American nonprofit membership organization advocating organic food and farming, based in Corvallis, Oregon. Oregon Tilth's purpose is to educate gardeners, farmers, legislators, and the general public about sustainable growing practices that promote soil health, conserve natural resources, and prevent environmental degradation while producing a clean and healthful food supply. Oregon Tilth Certified Organic (OTCO) was established in 1982 and engages in certification activities for agricultural producers, product manufacturers and other handlers of organic products. Oregon Tilth is an Accredited Certifying Agent (ACA) for the USDA's National Organic Program. Oregon Tilth Certified Organic provides organic certification of: More information...
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