Tree Care and Resources

Information on caring for trees in Portland.

On this page

Customer Service Availability

Portland Parks & Recreation (PP&R) Urban Forestry staff are available to answer tree questions, provide permit applications, and issue some tree permits during posted hours.

Phone number and phone tree, email, hours and location information

Tree Code - Title 11 Trees

The Portland Tree Code Title 11 details requirements for trees. 

Frequently asked questions about proposed updates to Portland tree code

Approved Street Tree Planting Lists

Approved Street Tree Planting Lists, native trees, nuisance tree list, where to purchase.

How to

How to Measure a Tree?Information page and video for taking tree Diameter at Breast Height (DBH) measurements. 
How to Plant Properly?Information on Portland's standards for tree planting. 
How to Prune Properly?Information on proper pruning standards and benefits. 
How to Root Prune Properly?Information on root systems and proper pruning techniques. 

Helpful Resources

Local Tree Care ProvidersA resource for finding tree care providers that meet certain City requirements.
Tips for Hiring an ArboristLearn what to look for before hiring a professional to work on your trees.
Tree Planting ProgramsLearn who's planting trees in Portland's neighborhoods and watersheds and get involved!
Portland Street Trees MapSometimes outdated but great interactive map of Portland Street Trees location and species.
Portland Park Trees MapSometimes outdated but great interactive map of Portland City parks trees.
Leaf Day Pickup The Portland Bureau of Transportation’s (PBOT) Leaf Day service sweeps 52 districts with the highest concentration of mature street trees and leaves, about a third of the city. Leaf Day is FREE. Find out if you’re in a district and what your Leaf Day schedule is this year. Leaf Day Pickup Map
Oregon State University Tree Care ResourcesOSU College of Forestry site with publications, management planning, other resources. 
Citywide Tree Project Learn about the Bureau of Planning and Sustainability's process to revise the tree code

Protecting Trees During Construction 

[Waiting for Trees and Development migration to link]

prescriptive path and performance path methods, and more.

Plans and Reports 

[Waiting for Gina migration]

The Services of Trees 

Benefits of Urban Forests video, resources, calculator tool, Urban Canopy Report.