Gateways and sites providing information on a broad spectrum of gardening topics.
Learn, Garden & Reflect with Cornell Garden-Based Learning
Fact sheets and other information for home gardeners.
U.S. Department of Agriculture Home Gardening web site containing horticultural information, gardening tips, hardiness maps and other information
Offers a wealth of information on home lawn & garden topics. Of particular interest is the Earth-Kind section which identifies plants with the best drought, pest and heat tolerance to include Earth-Kind roses.
Complete information on gardening and lawns