State closes I-5 southbound at Rose Quarter for 5 weeks starting Sept. 11

Plan for major delays. More at i5rosequarter.org. Visit Shift Your Trip to keep Portland moving.

Portland is a Sanctuary City

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Displaying 1 - 16 of 16

High above Portland: A day in the life of arborist Wes Roberts

Parks & Recreation
Blog post
Scaling Douglas firs and clearing fallen trees is all in a day’s work for arborist Wes Roberts, who is part of the essential team that keeps Portland's urban forest safe and vibrant.

Walks that connect

Parks & Recreation
Blog post
The Black Earth Day Stroll is a great example of the budding partnership between Portland Parks & Recreation and People of Color Outdoors.

Planting success in the Urban Forest

City Government and Leadership
Blog post
Tree planting coordinator Mari Aviles helps the City’s Urban Forestry Tree Planting and Establishment program move closer to its goal of planting 10,000 trees each year.

Urban Forestry Youth Conservation Crew Welcomes Director Long

Urban Forestry
Blog post

Urban Forestry Career Coach—Arborist I–IV Positions

Urban Forestry
Blog post
Updated
Careers in urban forestry are on the rise. We want to help grow the next generation of urban forestry professionals. Learn about the skills needed to serve in Arborist I–IV positions at Urban Forestry.

Urban Forestry Career Coach—Tree Inspector (Code Compliance)

Urban Forestry
Blog post
With the growing effects of climate change on our cities, urban forestry is a growth industry. We want to help grow the next generation of urban forestry professionals. Learn about the skills needed to serve as Tree Inspector (Code Compliance).

Urban Forestry Career Coach—Tree Planting Specialist

Urban Forestry
Blog post
With the demands of climate change, urban forestry is a growth industry. As such, we want to help grow the next generation of urban forestry professionals. Learn about the skills needed to serve as Tree Planting Specialist.

Tilia Trees in Portland, Aphids, and Pesticide Advisory

Urban Forestry
Blog post
Tilia is an important tree in Portland’s urban forest. They are adaptable trees that can thrive in a variety of conditions. However, many varieties are susceptible to aphids. There is an Oregon Pesticides Advisory about the use of noenicitinoid insecticides on Tilia trees.

Bronze Birch Borer

Urban Forestry
Blog post
Find information about the bronze birch borer insect pest.

Western Redcedar Dieback

Urban Forestry
Blog post
Researchers in Oregon and Washington are sounding the alarm about Western redcedar decline. There is some hope for the future of Western redcedar in western Oregon. Trees growing in wet areas, northern-facing slopes, and other places with plenty of water show less damage from heat and drought.

Celebrate Asian American and Pacific Islander Heritage Month

Get Involved with Urban Forestry
Blog post
Celebrate Asian American and Pacific Islander (AAPI) Heritage Month with selected articles about AAPI communities and connecting with the natural world.

The Historic Flowering Cherries of the Albina Tree Planting Program

Urban Forestry
Blog post
Updated
Take a stroll in Portland and you will likely see many beautiful flowering cherry trees, particularly in the Albina District - but who can we thank for these spring beauties?

Tree Physiology Primer – All About Roots!

Get Involved with Urban Forestry
Blog post
A brief review of tree parts and how a tree functions.

Trees and Sidewalks - Healthy Roots, Healthy Tree

Get Involved with Urban Forestry
Blog post
Information on tree roots and sidewalks.

Californians in Oregon: How Do Sequoias and Redwoods Do in Portland?

Get Involved with Urban Forestry
Blog post
Giant sequoia and coast redwood trees are often found in California. They can also be found growing in Portland's urban forest.

12 Broadleaf Evergreen Street Trees You Should Plant

Get Involved with Urban Forestry
Blog post
Learn about a selection of trees that keep their leaves all year, and do well in Portland.
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