National Gardening Organizations

All-America Rose Selections
60 years of winning roses plus the "Best Roses of the 20th Century"
All-America Selections
Introductions of significantly improved new flowers and vegetables grown from seed.
American Conifer Society
The diversity of available conifers for the landscape is tremendous. This website offers many pictures and descriptions of the Conifer Society's 'Plant of the Month' and future meeting sites for 4 regional and National meetings.
American Clematis Society
The American Clematis Society's Clematis Database features detailed information on various cultivars and species, the USDA zones in which they'll grow, photos, tips and more.
American Rose Society
Great Rose Site! Lots of super articles under "Ask the Experts" including Rose Botany 101, diseases of roses, companion plantings, fragrance of roses, and even cooking with roses.
American Hemerocallis Society
An international daylily society site with beautiful pictures, FAQs and a guide to local daylily display gardens.
American Iris Society
Iris growing info, find a local iris society, 100 most popular iris.
African Violet Society of America
How to grow African violets, library of plant photographs, find an African violet club in your town.
National Arbor Day Foundation
What and when is arbor day, how to help your community celebrate, teaching youth about trees, planting & caring for trees.
Tree Care Industry Association
Tree care tips and frequently asked questions. Who is an Arborist and how to hire one.
National Gardening Association
Search 20,000 gardening questions, take an online gardening course, find out more about kids gardening, find a plant's common or latin name.
National Garden Bureau
The National Garden Bureau was formed to disseminate accurate information on gardening from seed. This web site offers gardeners 'Year of' fact sheets and Today's Garden previously only available to the media.
National Wildlife Federation
Attract birds and butterflies to your garden. Start your own Backyard Wildlife Habitat today!
Perennial Plant Association
Dianthus 'Fire Witch' was named '2006 Perennial Plant of the Year' by Perennial Plant Association members. Site includes a full description and list of all the past winners.