Summer Happenings
From food trucks to forest bathing, there’s a lot happening at the National Arboretum this summer. Find all the details at our calendar of events.
Calendar of Events
Welcome to the U.S. National Arboretum
General Information
The National Arboretum’s grounds are open every day of the year except for Christmas Day. This summer, we are pleased to offer extended evening hours! Thanks to support from the Friends of the National Arboretum, the Arboretum’s grounds will be open from 8 am to 8 pm between June 1 and August 30, with a last admittance at 7:30 pm. The National Bonsai &Penjing Museum is open from 10 am to 4 pm daily, except for federal holidays from November through February.
Admission to the grounds and museum is free and no tickets are needed.
Interactive Map
Looking for a plant? Try our interactive map and living plant database search, and plant browser, the Arboretum Botanical Explorer (ABE), designed for large-screened devices.
Go to ABE
Subscribe to the newsletter!
FONA Field Notes is the free weekly newsletter of the Friends of the National Arboretum. Sign up to stay in the know about everything happening at the Arboretum!
What's New
Extended Summer Hours! 8 am – 8 pm
Feels Like Summer!
Thanks to Friends of the National Arboretum (FONA) and the generosity of its supporters, the U.S. National Arboretum will stay open until 8 pm from June 1st through August 30th!* Visit FONA’s website for the...
Proposed Canopy Trail
The U.S. Department of Agriculture, Agricultural Research Service, U.S. National Arboretum (USNA) prepared an Environmental Assessment (EA) to analyze the potential impacts associated with the proposed construction and operation of...
U.S. National Arboretum Offers Solution to Hemlock Woolly Adelgid Pest
Title: U.S. National Arboretum Offers Solution to Hemlock Woolly Adelgid Pest
Hemlocks, Tsuga species, are evergreen trees that can be found in forested ecosystems and in landscape plantings. They are in the pine family and often...