HDRA - The Organic Organisation  
   Henry Doubleday Research Association. Advice and Heritage Seed Library.
   http://www.hdra.org.uk/

Avant-Gardening  
   Newsletter with archives, explanations of organic and sustainable gardening, online tour, and links.
   http://www.avant-gardening.com

Organic Gardening.com  
   Online version of print magazine. Forums, archives, and principles.
   http://www.organicgardening.com/

Our Garden  
   Learn all about how to start and maintain your own organic vegetable, herb, and flower gardens. Includes topics such as saving and planting seed, composting, pest control, and even advice for specific flowers and houseplants.
   http://www.rain.org/~sals/our.html

Resource Central  
   Links, magazines, and books for the gardener.
   http://www.resourcehelp.com/garden_organic.htm

AccessOrganic.com  
   Worldwide search engine for the organic sector, with links to organizations, farming, gardening, growers and suppliers.
   http://www.accessorganic.com

Organic Gardening  
   Plant list, soil management practices, and cultivation hints.
   http://www.organic-gardening.net