Arlington Organic Garden Club: Information about organic gardening, for North Texas and around the country.
Canadian Organic Growers: A national membership-based education and networking organization representing farmers, gardeners and consumers in all provinces.
Canberra (Australia) Organic Growers Society: Information about the Canberra Organic Growers Society and general information about organic growing.
Maine Organic Farmers and Gardeners Association: MOFGA, the oldest and largest state organic organization in the country, helps farmers and gardeners grow and sell organic food.
Tucson Organic Gardeners: A nonprofit club offering southwestern gardening techniques from Southern Arizona.