US National Arboretum


News & Events

Please note our hours!

The grounds are open Fridays through Mondays from 8:00 am to 5:00 pm; the National Bonsai & Penjing Museum is open Fridays through Mondays from 10:00 am to 4:00 pm. The grounds are closed to the public Tuesday through Thursday. Please see our Hours and Admission page for additional information. We look forward to seeing you at the National Arboretum, where science meets beauty.

Help Us Save Our Ashes 

The emerald ash borer, a devastating pest of native ash trees, was found last year at the U.S. National Arboretum and at the Kenilworth Aquatic Garden across the Anacostia River.  When adult ash borers emerge from infested trees, this ½ inch beetle can fly at least half a mile, putting the Arboretum’s 200 ash trees at great risk over the next few years. Read more

CSI bonsai

It's a Dark and Stormy Night…
Through October 13  

A siren sounds in the distance. A bonsai is found dead. What went wrong? See the CSI Bonsai Exhibit to learn more.



Chile Peppers: Hot, hotter, and hottest!
October 11, 1:00 – 4:00 pm  

Can you take the heat of some of the world’s hottest peppers? Celebrate the uses and culture of chiles from mild to wild. Click here for details.


An Evening with Panayoti Kelaidis
October 15, 7:00 – 9:00 pm  

Internationally known plantsman Panayoti Kelaidis shares his knowledge and enthusiasm for creating remarkable gardens that thrive in less-than-perfect conditions. Find out more.

Grass Roots Initiative
An outdoor exhibit, lawn care information,
turfgrass research, and more!
Strategic Plan Finalized
 "Rediscover the National Arboretum... 
   Where science meets beauty"
View Arboretum Calendar of Events
Arboretum Botanical Explorer
   Find a plant, tour a garden, and plan your visit

Arboretum Plant Introductions
View plants developed by arboretum
scientists and find one that's right for you!

Insect Pests in Urban Landscapes

A Proposed Classical Chinese Garden
at the U.S. National Arboretum.

U.S. National Arboretum
Visitor Guides:
Click here for Visitor Guide in Chinese
Click here for Visitor Guide in Spanish
Click here for intro to US National Arboretum in Korean
Click here for intro to US National Arboretum in Vietnamese
Click here for Visitor Guide in Japanese
Click here for Visitor Guide in English

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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

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Last Updated September 26, 2014 2:48 PM