News & Events U.S. National Arboretum to Reduce Public Visitation Hours Effective the week of May 13, 2013, the U.S. National Arboretum will implement cost-cutting and expenditure recovery measures, including closing the grounds of the Arboretum to the general public three days per week--Tuesday through Thursday--and reinstating some user and rental fees. Please note that several media sources incorrectly stated that the Arboretum will begin charging admission fees—this is not true. Read more... Exhibit: Satsuki Bonsai Azaleas of Old Japan May 25 – June 2, 10:00 am – 4:00 pm In Japan, it is said that the beauty of an azalea bonsai in bloom is like the beauty of a courtesan dressed in her finest brocade kimono. Don't miss these stunning bonsai covered with multicolored, full-sized flowers. Garden Classics – Lavender and Heritage Roses June 1, 1:00 – 4:00 pm Timeless beauty, intoxicating fragrance, and a multitude of herbal uses make these two of the most beloved plants in the garden. Learn all about them at this free drop-in event.
Strategic Plan Finalized  "Rediscover the National Arboretum...     Where science meets beauty"
Azalea Blossom Watch Updated 5/8/2013
Arboretum Botanical Explorer is currently unavailable in order to perform updates
View Arboretum Calendar of Events
Arboretum Plant Introductions View plants developed by arboretum scientists and find one that's right for you!
Gardening Tips & Ideas at the U.S. National Arboretum.
Insect Pests in Urban Landscapes Experiment
A Proposed Classical Chinese Garden at the U.S. National Arboretum.
U.S. National Arboretum Visitor Guides:

Arboretum Information || Events & Education || Gardens & Horticulture || Research Activities Support the Arboretum || New Plant Introductions || USDA Plant Hardiness Zone Map || Comments Search Our Site United States National Arboretum 3501 New York Avenue, NE; Washington, D. C. 20002-1958 Tel: 202-245-2726    Fax: 202-245-4575 The U.S. National Arboretum is a division of the Beltsville Agricultural Research Center of the Agricultural Research Service of the U.S. Department of Agriculture Government System Usage Policy || USDA Nondiscrimination Statement || Privacy and Security Policy || Endorsement Disclaimer || Accessibility Disclaimer Last Updated May 14, 2013 3:43 PM URL= http://www.usna.usda.gov *###*