Arbor Day is a special occasion that celebrates the beauty and importance of trees. It is a day dedicated to planting and caring for trees, and it is observed in many countries worldwide. But how much do we know about trees beyond their aesthetic appeal? From their vital role in the environment to their practical uses in our daily lives, trees offer numerous, often overlooked benefits.
In this post, we’ll explore the history of Arbor Day, the importance of trees, and some educational activities that can help us appreciate these natural wonders even more. So, whether you’re a seasoned arborist or simply someone who loves the outdoors, join us as we delve into the fascinating world of trees.
The History of Arbor Day
Arbor Day is a holiday that has a rich history dating back to the 19th century. J. Sterling Morton, an American journalist, and public official passionate about trees, first introduced the concept. In 1872, Morton proposed a tree-planting holiday in Nebraska, and the first Arbor Day was celebrated on April 10 of that year. Over one million trees were planted on that day alone. In the years that followed, Arbor Day became a national holiday in the United States, and it is now celebrated in many countries around the world. Today, Arbor Day continues to promote the importance of trees and the benefits they provide to our environment and communities.
Note: National Arbor Day always falls on the last Friday in April, but many states observe Arbor Day on different dates throughout the year based on their best tree-planting times. That varies widely. Find your state’s date here.

The Importance of Trees
While trees are undoubtedly beautiful, their practical value goes far beyond aesthetics. For centuries, seafaring peoples have relied on trees to construct their ships, while modern society continues to rely on trees for fuel, lumber, furniture, tools, and many other products. Trees are also important in producing commercially grown fruits and nearly all nuts, as well as some of our most beloved flavors and ingredients, such as chocolate, coffee, maple sugar, nutmeg, and cinnamon. In addition to their practical uses, trees also play a crucial role in preserving the land and supporting plant and animal life. They are a valuable source of medicine, cork, dyes, rubber, turpentine, gums, and resins, making them an essential part of our daily lives.
Ready to Integrate Some Tree-Related Activities Into Your Classroom?
Try out some of these Arbor Day educational activity suggestions with your students!
- Give students one minute to list everything they know about trees and then follow the steps in this Teach Britannica bell ringer activity.
- Pass out this free printable for some fast tree facts.
- Kick off your Arbor Day lesson with a classic K-W-L chart.
- Research what tree rings can show us. Discuss how they help determine a tree’s age, and growth patterns, and even provide insight into past environmental conditions.
Can You Identify These Trees?
Sourced from Britannica School "Tree" article and "Related Articles" tab.
By celebrating Arbor Day, we can instill in our students a love and appreciation for trees and the environment. Together, we can work towards a more sustainable future by planting and caring for trees in our communities. Happy Arbor Day!
Originally published April 2023. Last updated March 2025.