News & Updates

Top of a tree of heaven.

June 8 2026

Tree of Heaven: The Invasive That’s Probably in Your Backyard

Smelling like burnt peanut butter, crowding out native species, and playing host to one of the most notorious invasive insects […]

June 1 2026

DC’s New Tree Protections: A Win for Our City’s Trees and Residents

For more than two decades, DC has been trying to answer a big question: how do we grow and protect […]

A group of people gathered at the grand opening of Ravenswood.

June 1 2026

From Overgrown to Forever Protected: Riverdale Welcomes a New Community Forest

Once overtaken by invasive bamboo and vines, a quarter-acre green patch in Riverdale Park, Maryland has been transformed into an […]

June 21 2022

Learning & Service Week at Anacostia High School

June 21 2022

The Urban Tree Summit is Back

June 21 2022

Celebrating The Next Generation

June 13 2022

Advocacy Update

June 13 2022

Nature Based Ways to Mark Juneteenth

June 6 2022

Anacostia Watershed Society & Casey Trees River Boat Tour

June 6 2022

That’s A Wrap and A Record

June 6 2022

June is Conservation Month

June 6 2022

Let’s Hear It for the Boys

May 31 2022

Urban Tree Summit Tickets on Sale Now!

May 31 2022

Pride, Cemeteries, and Trees: An Iconic Combo

May 31 2022

Advocacy At Work

May 23 2022

DDOT’s Urban Forestry Division Visits the Casey Tree Farm

May 23 2022

Remembering a Beloved Brooklander

May 23 2022

Respectfully, You Can Have Both

May 16 2022

Get Involved Today!

May 16 2022

Affordable Housing and Trees Is Not An Either/Or Situation

May 16 2022

Advocates ask DC Council to Restore Tree Fund!

May 9 2022

DC Named Best Big City Park System in USA (Again)

May 9 2022

Tree Climber Beloved Eaglet

May 9 2022

Oh The Places You’ll Go

May 2 2022

Celebrating This Asian American and Pacific Islander (AAPI) Heritage Month through Cherry Trees

May 2 2022

Weekly Watering Alerts are Back!

May 2 2022

Field Report: An Arbor Month Photo Recap