3501 New York Ave. NE
Washington, DC 20002-1958
Phone: (202) 245-4527
Fax: (202) 245-4575
The National Arboretum's beautiful grounds in Northeast Washington DC features more 400 acres than of trees, shrubs, flowering plants, picnic grounds, herb garden and famous Bonsai collection.
Open: Daily 8 a.m.- 5 p.m. except Christmas.
Related Links: U.S. National Arboretum