Strong urban forestry policies shape a greener Capital area region for generations to come.

There is always work to be done to spread the word about how important trees are to a healthier, stronger Washington, DC. Learn how you can join our community to advocate for trees.

Explore our Advocacy Handbook

This guide serves as a point of reference to help you remember
the basic components of advocacy and the best ways to advocate
for trees.

Read Our Public Comments

Discover how Casey Trees is transforming communities—read our public testimonials to see the impact we’ve made, one tree at a time!

Volunteer

See all of our upcoming events to find the one right for you. From tree care, to community plantings, to major conferences and more.

Free Course:
Become an environmental advocate

Learn everything you need to know about how to effectively push for better urban forestry policies.