Rebecca O'Neil 10/3/22 Rebecca O'Neil 10/3/22

Free Neighborhood Tree Pruning

Be a part of street tree pruning this fall

Rebecca O'Neil 9/26/22 Rebecca O'Neil 9/26/22

Heritage Trees — a Special Designation

Learn more about Heritage Trees and help find more trees deserving of designation

Rebecca O'Neil 8/2/22 Rebecca O'Neil 8/2/22

Water Arboretum trees in the dry hot spells

Jim Gersbach 7/20/22 Jim Gersbach 7/20/22

Emerald Ash Borer is an insect that is known to destroy ash trees and it has now been seen in the Portland area.

Rebecca O'Neil 7/14/22 Rebecca O'Neil 7/14/22

Rebecca O'Neil 5/1/22 Rebecca O'Neil 5/1/22

Street Tree Inventory starting again in July 2022

Rebecca O'Neil 4/25/22 Rebecca O'Neil 4/25/22

Neighbors showed up to connect with their trees!

Jim Gersbach 3/25/22 Jim Gersbach 3/25/22

Walk with us among the trees — April 16 2022, 9am

Jim Gersbach 3/22/22 Jim Gersbach 3/22/22

New trees arrived in March 2022!

Rebecca O'Neil 2/5/22 Rebecca O'Neil 2/5/22

Love it or hate it? Ode to the Black Hawthorn

Rebecca O'Neil 10/3/21 Rebecca O'Neil 10/3/21

Rebecca O'Neil 8/6/21 Rebecca O'Neil 8/6/21

Rebecca O'Neil 7/1/21 Rebecca O'Neil 7/1/21