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Northeastern Area, State and Private Forestry, USDA Forest Service has a goal to provide the public and partners with timely, accurate, understandable information about the sustainable management and stewardship, status and ...

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VT Forest Biology and Dendrology offers tree identification, growth, and physiology information.

Department of Environmental Horticulture, University of Florida

UW-Green Bay has exceptional facilities, affordable bachelor’s and master’s degree programs, and a scenic lakeshore campus. Part of the tradition-rich University of Wisconsin System.

7000 rare and unusual plants with edible, medicinal or other uses. We place emphasis on creating an ecologically sustainable environment with perennial plants.

The home page for the United States Department of Agriculture PLANTS Database

Find practical information, tips, and resources from the editors at Fine Gardening on hundreds of topics about plants, plant care, gardening techniques and garden design.

conifers.org: The Gymnosperm Database: natural history, botany and taxonomic information on conifers, cycads, ginkgo and related plants.