This is the homepage of the National Gardening Association, a nonprofit organization established "to help gardeners, and to help people through gardening." The Web site contains loads of garden-related information, including over 2,000 articles, 30,000 FAQs, seed swap programs, a zone finder, pest control library, and much more. The site does advertise some retail items, but all information in...

Hosted by National Gardening, kidsgardening.com is a great resource for educators interested in incorporating gardens into their classroom curriculum, and for parents looking for ways to supplement home gardening activities with their kids. The site offers sections on Classroom Stories, a plethora of hands-on activities, articles, an online guide to school greenhouses, and more. This website also...

Does your latest landscaping project have you in a rut? Dig yourself out of the trench with New Southern Garden. Hosted by horticulturist Nathan Wilson, the show tackles a variety of gardening topics, from invasive species to nature's health benefits. What makes the show unique is that it welcomes user questions (which listeners can contribute using the form on the Contact Us page) and offers...

The large public state universities scattered around the United States continue to provide tremendously valuable outreach services through their numerous organizational units, and more and more of them offer their services via a panoply of websites. One such omnibus-style site is The Ohio State University's WebGarden. This site serves as a collection of fine online resources dedicated to providing...

The Smithsonian Institutions Libraries Web site currently features a unique collection of seed and nursery catalogs dating from 1830 to the present. Online visitors may view a portion of the exhibit, which offers a look at "the history of the seed and agricultural implement business in the United States, as well as provides a history of botany and plant research such as the introduction of plant...

As gardeners know and this resource concurs, "good soil management is critical for crop productivity." This informative article, Soil and Plant Nutrition: A Gardener's Perspective, discusses many soil management techniques that will help readers cultivate great gardens this summer (and beyond). These techniques include tilling soil to increase porosity and water-holding, balancing nutrients from...

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 Arboretum, collections management, on-site projects, a plant-information hotline, and a detailed table listing bloom times for dozens of plants; guidelines for adjusting dates for...

This list is dedicated to the discussion of all woody and non-woody plants, with annotated discussion lists on 38 topics ranging from aroids and aquatic plants to orchids and organic gardening. Both professionals and amateurs with botanical affinities will almost certainly find a discussion list worth investigating. Many of the botanical- or garden-related topics contain multiple discussion...

This informative online gardening resource was created by longtime gardener and former nursery owner Bill Beaurain. The website presents information addressing such topics as Gardening Basics, Creating New Gardens, Fruits and Vegetables, Annual and Perennial Plants, Shrubs and Trees, Bulbs, and more. Site visitors can also link to brief growing guidelines for a wide variety of plants listed by...

With the advent and proliferation of the Internet and Web access, a multitude of information has become immediately accessible to anyone with a computer and a phone line. Providing home-spun wisdom and advice has been a hallmark of The Old Farmers Almanac since 1792, and their site features quite a bit of free information that will be useful to new visitors and familiar to long-time fans of the...