 New England Gardeners - http://groups.msn.com/newenglandgardeners/ Discussion group and forum with a New England focus. |
 Northern Plains Botanic Garden Society - http://npbgs.tripod.com Working to establish a botanic garden, conservatory, and arboretum in the Fargo, North Dakota and Moorhead, Minnesota area. |
 National Gardening Association - http://www.garden.org/ A non-profit organization offering National Gardening Magazine, educational and youth programs, gardening products, books, research, online content and showcases, and a gardeners buying guide. |
 National Home Gardening Club - http://www.gardeningclub.com/ Member-oriented site for this United States gardeners' club, providing access to bulletin boards, members' photos, articles from the magazine, and member benefits. |
 Heartland Peony Society - http://www.peonies.org/ Educational information on peonies and specific information on the society in the US midwest. |
 Gardening Organizations and Associations - http://www.gardenclub.net/orgs.htm Information on events, newsletter, tips, children's projects, and gardening information. |
 American Horticultural Society - http://www.ahs.org/ The AHS mission is to educate and inspire people to become successful and environmentally responsible gardeners by advancing the art and science of horticulture. |
 Mid South Hosta Society - http://www.mshosta.com/ Gardening club devoted to hostas. |
 National Garden Clubs - http://www.gardenclub.org/ Provides education, resources and national networking opportunities for its members to promote gardening and floral design. Includes calendar of events, educational opportunities and image galleries. |
 Cycad Society - http://www.cycad.org/ Education and conservation of Cycads, rare and unusual gymnosperm plants. Quarterly newsletter and a seed bank available to members. |
 American Society of Landscape Architects - http://www.asla.org/ Founded in 1899, the society has twelve thousand members. Includes a buyers guide on landscape information. |
 National Capital Area Federation of Garden Clubs, Inc. - http://gardencentral.org/ncafgc Washington-area chapter of the National Garden Clubs, representing over a hundred area clubs. Provides membership information, news, event calendar, and links to local gardening groups and affiliates. |
 Pioneer Valley Water Garden and Koi Club - http://www.pioneervalleypondclub.com/ Club for Western Massachusetts and Northern Connecticut provides listing of club officers, meeting schedule, pond tour photos, and a membership application. |
 Northern Gardener - http://www.northerngardener.org/ Home to Northern Gardener Magazine and the Minnesota State Horticultural Society. Features gardening articles, advice, tips, calendar, and resources. |
 Hardy Plant Society Mid Atlantic Group - http://www.hardyplant.org/ Gardening society centered around the Philadelphia area. Brief information and membership signup form. |
 African Violet Society of America - http://www.avsa.org/ Presenting information about growing, showing and propagating African violets and other gesnariads. |
 American Bamboo Society - http://www.americanbamboo.org/ Offers information about bamboo including a species source list, a list of international bamboo societies, information on climate anc growing zones. |
 American Association of Amateur Arborists - http://www.geocities.com/Athens/Academy/4901/ A loose association of individuals and groups who are interested in learning more about trees and other woody plants |
 American Conifer Society - http://www.conifersociety.org/ Information on the more than five hundred species of conifers distributed around the world. |
 Holly Society of America - http://www.hollysocam.org/ Provides an information exchange through scientific studies, publications, lectures, meetings, and visiting holly collections. |
 Oasis Botanical Sanctuary - http://oasisproject.us/ Uses scientific research to educate the public on the proper methods of ecological development. |
 The New England Botanical Club - http://www.rhodora.org/ Promotes the study of the plants of North America, especially the flora of New England and adjacent areas. |
 Deep South Region of National Garden Clubs, Inc. - http://www.dsregion.org/ Information about Federated Garden Clubs and their projects in the states of Alabama, Florida, Georgia, Louisiana, Mississippi and Tennessee. |
 The Gardeners of America/Men's Garden Clubs of America (TGOA/MGCA) - http://tgoa-mgca.org/ Organization with local chapters around the USA, focusing on gardening education and community gardening initiatives. Information about membership, clubs, and events. |
 The Northwest Horticultural Society - http://www.northwesthort.org Organization for gardeners and plant lovers in the Pacific Northwest. Event calendar, membership information, articles, and newsletter. |
 American Public Gardens Association - http://www.publicgardens.org/ Supporting the public horticulture community in its mission to study, display, and conserve plants. |
 The Gesneriad Society - http://www.gesneriadsociety.org/ Offers culture information, membership benefits, resources, photos and flower show and sales schedules. |
 The Ecological Landscaping Association - http://www.ecolandscaping.org/ Advocates environmentally responsible landscaping and horticultural practices by professionals and the public. Information about events, newsletter, and membership. |