Gardening
North Carolina Cooperative Extension site with gardening news, features, and publication links
Plants Database
U.S. Department of Agriculture searchable listing of plants with cultural requirements, range, image gallery, identification, and relevant topics.
Natural Heritage Native Plants
Virginia Department of Conservation & Recreation site about native plants and their use in conservation and landscaping
Lawn Weed Identification
Photos and descriptions for weed identification commonly found in lawns and turf grass from the University of Maryland Extension