phone: (503) 823-TREE (8733)
1900 SW 4th Avenue, Portland, OR 97201
Everything you need to know about the new tree code and planting and care for your trees.
View the entire tree code as a pdf
Phone number, email, hours, and location
Learn how to quickly and accurately measure the DBH (diameter at breast height) of any tree
Find an arborist or tree care provider near you
Learn who's planting trees in Portland's neighborhoods and watersheds and get involved!
Approved Street Tree Planting Lists, native trees, nuisance tree list
Prescriptive path and performance path methods
Read Portland's new tree code on the City Auditor's website
Tips on tree selection, where to purchase trees, how to plant, planting assistance, and establishment care
Proper pruning benefits trees physically and aesthetically. Learn how to make the right pruning decisions for your trees
Strategic and proper root pruning may help prevent future tree-sidewalk conflicts
Studies showing the economic, environmental, social, and individual benefits of trees; calculate the benefits of your trees
Urban Forestry Management Plan, Urban Forest Action Plan, canopy reports, and monthly Urban Forestry Reports
OSU Extension staff produced a variety of videos on forestry and tree related topics around the theme, "Ten Things to Know About..."
Portland's fall tree leaf removal program
Learn about the Bureau of Planning and Sustainability's process to revise the tree code