Glossary of botanical terms, gardening tips, forums to join, plant societies and clubs, and botanical gardens.  Good for seed gardening and purchasing.

Database covering many plants which are either edible, have medicinal properties, or can be used for oils or soaps.  Searchable by name (Latin or common), habitat, use, or area.

Excellent links to garden resources, especially on garden shops (for aromatherapy) and garden pest control, including deer and rabbits.  Good information on growing fruits, herbs, and vegetables.