Founded by J. Sterling Morton in Nebraska in 1872, National Arbor Day is celebrated each year on the last Friday in April, however each state also celebrates Arbor Day.
You'll find information here about when Arbor Day is celbrated in your state.
Arbor's Day in YOUR State
When is Arbor Day in your state?
Alaska Arbor Day
Third Monday in May
Alabama Arbor Day
Last full week of February
Arkansas Arbor Day
Third Monday in March
Arizona Arbor Day
Third Friday in March
California Arbor Day
March 7-14
Colorado Arbor Day
Third Friday in April
Connecticut Arbor Day
Last Friday in April
Washington, D.C. Arbor Day
Last Friday in April
Delaware Arbor Day
Last Friday in April
Florida Arbor Day
Third Friday in January
Georgia Arbor Day
Third Friday in February
Hawaii Arbor Day
First Friday in November
Iowa Arbor Day
Last Friday in April
Idaho Arbor Day
Last Friday in April
Illinois Arbor Day
Last Friday in April
Indiana Arbor Day
Last Friday in April
Kansas Arbor Day
Last Friday in April
Kentucky Arbor Day
First Friday in April
Louisiana Arbor Day
Third Friday in January
Massachusetts Arbor Day
Last Friday in April
Maryland Arbor Day
First Wednesday in April
Maine Arbor Day
Third Full Week in May
Michigan Arbor Day
Last Friday in April
Minnesota Arbor Day
Last Friday in April
Missouri Arbor Day
First Friday in April
Mississippi Arbor Day
Second Friday in February
Montana Arbor Day
Last Friday in April
North Carolina Arbor Day
First Friday following March 15
North Dakota Arbor Day
First Friday in May
Nebraska Arbor Day
Last Friday in April
New Hampshire Arbor Day
Last Friday in April
New Jersey Arbor Day
Last Friday in April
New Mexico Arbor Day
Second Friday in March
Nevada Arbor Day
Last Friday in April
New York Arbor Day
Last Friday in April
Ohio Arbor Day
Last Friday in April
Oklahoma Arbor Day
Last Full Week of March
Oregon Arbor Day
First Full Week of April
Pennsylvania Arbor Day
Last Friday in April
Rhode Island Arbor Day
Last Friday in April
South Carolina Arbor Day
First Friday in December
South Dakota Arbor Day
Last Friday in April
Tennessee Arbor Day
First Friday in March
Texas Arbor Day
Last Friday in April
Utah Arbor Day
Last Friday in April
Virginia Arbor Day
Last Friday in April
Vermont Arbor Day
First Friday in May
Washington Arbor Day
Second Wednesday in April
Wisconsin Arbor Day
Last Friday in April
West Virginia Arbor Day
Second Friday in April
Wyoming Arbor Day
Last Monday in April
Wear your Arbor Day Gear!
Great Arbor Day Links
- The Arbor Day Foundation
- The Arbor Day Foundation official website.
- Arbor Day Resources from Teacher Planet
- Need an idea for an Arbor Day activity? This is a great place to find Lessons, Coloring Sheets, and much, much more to help you celebrate Arbor Day!






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