The Arbor Day Foundation is a 501 (c) (3) nonprofit pursuing a future where all life flourishes through the power of trees. We’re the world’s largest nonprofit dedicated to planting trees, bringing their benefits …

1 day ago · Arbor Day is a national holiday that recognizes the importance of trees. The most common way people celebrate Arbor Day is to get together in groups to plant trees.

By the 1920s, each state in the United States had passed public laws that stipulated a certain day to be Arbor Day or Arbor and Bird Day observance. National Arbor Day is celebrated every year on the last …

2 days ago · Arbor Day is a day to observe, appreciate and plant trees, and it’s seen as a day of optimism for the planet. The Arbor Day Foundation explains, “While most holidays celebrate …

Apr 15, 2026 · When Is Arbor Day? Arbor Day is celebrated on the last Friday in April, although some states observe it on dates that better coincide with the local area’s planting times. For instance, …

Arbor Day has been a holiday in the United States since the 19th century and is much older than its sister holiday, Earth Day.

Dec 5, 2025 · Arbor Day is a civic holiday observed in all 50 states. In the United States, it is celebrated as National Arbor Day on the last Friday in April, although some states observe it on other dates, …

1 day ago · Arbor Day: Roots of conservation Chief Tom Schultz April 24, 2026 Chief Tom Schultz Every year on the last Friday in April, Arbor Day invites us to plant trees and reflect on the importance of …

12 hours ago · What is National Arbor Day? Much like Earth Day, Arbor Day is a civic holiday focused on celebrating the benefits of the environment, particularly dedicated to planting and caring for trees.

Apr 27, 2017 · Arbor Day—which literally translates to “tree” day from the Latin origin of the word “arbor”—is a holiday that celebrates the planting, upkeep and preservation of trees. For centuries,...