This is an excellent site that's sure to keep you busy for a long time. At the Perennial Primer, you can learn how to grow perennials by reading their question and answer format. Discover what tools you will need, how much it will cost, and how you can tell if a plant is a perennial. Read the article, The Return of the Pawpaw, to see if you might want to try your hand at growing one. Visit the no-nonsense Problem Identification Aids and see if you can find a solution.
Categories are flowers, ground covers, shrubs, and trees.
When you're relaxing in your easy chair, it's hard to find the energy to rush off to a store to buy your gardening supplies. Gardensources offers a listing of seed companies galore. This site offers information for regional gardens, such as Midwest Gardener or Northern Gardening. Additional categories include Kid's Garden, Indoor Gardening, Living with Ornamental Grasses, Bonsai, or Garden Design. The database features standardized plant names, symbols and other plant attribute information.