Hosted by Colorado State University Cooperative Extension, this website shares a wealth of resources about different aspects of gardening and horticulture. The site features sections on Integrated Pest Management, Trees,...

The Arnold Arboretum of Harvard University provides this in-depth Web site featuring plants found at the Arboretum and related information. Visitors to this site will find sections featuring selected plants at the...

The Helpful Gardener is an article-rich website produced by Scott Reil, an experienced and accredited nurseryman residing in New England. The website does justice to its name with an array of articles concerning...

This impressive website was created by long-time gardener Tom Clothier as an archive for numerous gardening articles, germination databases, and photos. The 314 pages in this online archive were "developed as a public...