National Arboretum

Floral displays in spring, summer, fall, and winter on 446 acres; Japanese garden, National Bonsai and Penjing.

The Arboretum grounds are open every day of the year except December 25 from 8 a.m. to 5 p.m. Admission is free.

The Administration Building is open daily from 8 a.m. to 4:30 p.m. daily from November 1 to the end of February. From March 1 to October 31, the Administration Building is open from 8 a.m. to 4:30 p.m. on weekdays and from 8 a.m. to 5 p.m. on weekends.

The Administration Building and the National Bonsai & Penjing Museum are closed on the following federal holidays:

2007
Nov 22nd (Thanksgiving Day)
Dec 25th (Christmas Day - entire Arboretum closed)

2008
Jan 1st (New Year’s Day)
Jan 21st (Birthday of Martin Luther King, Jr.)
Feb 18th (Washington’s Birthday)
Nov 11th (Veterans Day)
Nov 27th (Thanksgiving)
Dec 25th (Christmas Day - entire arboretum closed)

The National Bonsai & Penjing Museum is open daily (except for the holidays listed above) from 10 a.m. to 3:30 p.m., so plan to visit this collection first if you visit late in the day.

The Arbor House Gift Shop is open from March 1 through mid-December. Weekday hours are 10:00 a.m. to 3:30 p.m. and weekend hours are 10:00 a.m. to 5:00 p.m.