No matter how you say it, your Yes to Arbor Day positively impacts our planet today, tomorrow, always.
Our world needs us to step up now more than ever. When you commit to celebrating Arbor Day and supporting planting projects in communities and forests of great need, you’re growing good for all of us. Every tree matters. Every Yes makes a difference. Ready to add yours?
We’re focusing on community planting projects that provide a protective tree canopy in vulnerable neighborhoods. We’re replanting in critical forests that house some of the world’s most important ecosystems. Celebrate Arbor Day by pledging to help the areas that need trees most.
National Arbor Day is always celebrated on the last Friday in April, but many states observe Arbor Day on different dates based on the best tree planting times for their area. Find out when your state or
territory celebrates.
Alabama Arbor Day:
Last full week of February
Alaska Arbor Day:
Third Monday in May
Arizona Arbor Day:
Last Friday in April
Arkansas Arbor Day:
Third Monday in March
California Arbor Day:
March 7-14
Colorado Arbor Day:
Third Friday in April
Connecticut Arbor Day:
Last Friday in April
District of Columbia 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
Idaho Arbor Day:
Last Friday in April
Illinois Arbor Day:
Last Friday in April
Indiana Arbor Day:
Iowa 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
Maine Arbor Day:
Third Full Week in May
Maryland Arbor Day:
First Wednesday in April
Massachusetts Arbor Day:
Last Friday in April
Michigan Arbor Day:
Last Friday in April
Minnesota Arbor Day:
Last Friday in April
Mississippi Arbor Day:
Second Friday in February
Missouri Arbor Day:
First Friday in April
Montana Arbor Day:
Last Friday in April
Nebraska Arbor Day:
Last Friday in April
Nevada 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
New York Arbor Day:
Last Friday in April
North Carolina Arbor Day:
First Friday following March 15
North Dakota Arbor Day:
First Friday in May
Ohio Arbor Day:
Last Friday in April
Oklahoma Arbor Day:
Last Full Week of March
Oregon Arbor Day:
The month 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:
First Friday in November
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
West Virginia Arbor Day:
Second Friday in April
Wisconsin Arbor Day:
Last Friday in April
Wyoming Arbor Day:
Last Monday in April
Guam Arbor Day:
Second Tuesday in October
Northern Marianna Islands Arbor Day:
October 1
Puerto Rico Arbor Day:
Last Friday in September
U.S. Virgin Islands Arbor Day:
Last Friday in September
Find an Arbor Day event that’s happening near you or let others know about a celebration in your area.
Private forestland in the American Southeast is often handed down for generations. Meet four landowners who are holding onto their forests despite increasing pressure to sell.
Meet the forest owners who treat their land like a family member.
In the city of Bridgeport, civic engagement and community pride empower residents to revitalize its streets with tree plantings that benefit the most vulnerable residents.
A community comes together to turn a planting opportunity into action.
The Mississippi Alluvial Valley is a destination for migratory birds, playing host to an estimated 40% of North America’s waterfowl and 60% of all bird species. The bottomland hardwood forests in this area are key to ensuring these birds can thrive.
This migratory hotspot offers forest habitat the birds need to thrive.
| Country | Celebration | Date |
|---|---|---|
| Afghanistan | National Tree Planting Day | 10 March |
| Barbados | Arbor Day | 22 September |
| Brazil | Dia da Arvore | 21 September |
| British Virgin Islands | Arbour Day | End of November |
| Bulgaria | National Forest Day | First week of April |
| Cambodia | Arbor Day | 9 July |
| Canada | National Tree Day | Last Wednesday in September |
| Central African Republic | National Tree Planting Day | July |
| Chile | Arbor Day | Last Saturday in June |
| China | Arbor Day | 12 March |
| Cuba | Día del Árbol | 21 June |
| Czech Republic | Arbor Day | 20 October |
| Germany | Tag des Baumes | 25 April |
| Guatemala | Día del Árbol | 22 May |
| Honduras | Día del Árbol | 30 May |
| India | Van Mahotsava | 1–7 July |
| Indonesia | National Tee Planting Day | 28 November |
| Iran | National Tree Planting Day | 15th day of Esfand, the last month on the Iranian calendar, usually March 5 |
| Ireland | National Tree Week | March |
| Israel | Tu B'Shevat | 15th day of the Hebrew month of Shevat |
| Italy | National Tree Day | 21 November |
| Jamaica | National Tree Planting Day | First Friday in October |
| Japan | Midori no Hi | 4 May |
| Jordan | Arbor Day | 15 January |
| Kenya | National Tree Planting Day | April or May |
| Lesotho | National Tree Planting Day | 21 March |
| Luxembourg | National Tree Day | November |
| Malawi | National Tree Planting Day | Second Monday of December |
| Malta | Arbor Day | 15 January |
| Mexico | Día del Árbol | July |
| Mongolia | National Tree Planting Day | Second Saturdays in May and October |
| Namibia | Arbor Day | Second Friday in October |
| Netherlands | Nationale Boomfeestdag | Third Wednesday in March |
| New Zealand | Arbor Day | June 5 |
| Niger | Arbor Day | 3 August |
| Pakistan | National Tree Plantation Day | 18 August |
| Philippines | Arbor Day | June 25 |
| Poland | Tree Day | 10 October |
| Portugal | Tree Day | 21 March |
| Republic of Congo | National Tree Planting Day | November 6 |
| Russia | National Forest Planting Day | Second Saturday of May |
| St. Maarten | National Day of Trees | 22 March |
| Samoa | Arbor Day | First Friday in November |
| South Africa | Arbour Week | 1–7 September |
| South Korea | Sikmogil | 5 April |
| Spain | Fiesta del Arbol | 26 March |
| Sri Lanka | National Tree Planting Day | 15 November |
| Tanzania | National Tree Planting Day | 1 April |
| Togo | Arbor Day | 1 June |
| Tunisia | Tree Festival Day | November 9 |
| United Kingdom | National Tree Week | November |
| United States of America | National Arbor Day | Last Friday in April |
| Venezuela | Día del Árbol | Last Sunday of May |
| Zimbabwe | National Tree Planting Day | First Saturday in December |
04/27/24, 10:00 am – 1:00 pm
04/20/24, 8:00 am – 2:00 pm
05/04/24, 9:00 am – 12:00 pm
04/26/24, 11:00 am – 1:00 pm
04/27/24, 10:00 am – 3:00 pm
By subscribing, you will receive stories illustrating the power of trees, the latest news and updates, and how we can make a positive impact together.