Photo: Lance Cheung, USDA (Cropped from original)

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The future of Tree School: 2021 and beyond

As Glenn and I work on planning education programs for 2021, we recognize the continued need for virtual programing. This past March 20 we would have gathered again for Clackamas Tree School, but once again, it was not safe...

Amanda Brenner | Mar 2021 | Article

Top 5 things to consider when building a nature trail on your property

Nature trails are a popular feature across the Oregon landscape. People of all walks of life escape to them for solitude, wildlife viewing, exercise, and to spend time with friends and family. As a landowner, you have the ...

Alicia Christiansen | Jun 2020 | Article

Lunch and Learn: The Oregon Forest Industry Directory - Getting connected with buyers, sellers, and service providers

Learn to use the Oregon Forest Industry Directory and connect with buyers, sellers, and service providers.

Scott Leavengood, Lauren Grand | May 2020 | Video

30 Years of Learning New Ways to Grow: Tree School 2020

Clackamas Tree School, set for March 21, 2020, would have marked our 30th anniversary. Since 1991, the Clackamas County Extension office has been organizing this forestry education event for anyone interested in learning about ...

Amanda Brenner, Glenn Ahrens | Apr 2020 | Article

Truffle or poison, should I eat this?

Q: I found this truffle like growth in a bib faucet vault in my garden. It is very dense feeling. It feels heavy, unlike a normal mushroom. Is it a truffle? What else could it be?

A: View answer | View all featured questions

Harvesting evergreen boughs from your woodland

Harvest evergreen boughs from your woodland property to make holiday wreaths. Be sure to harvest sometime after the first hard frost, and use proper pruning techniques.

Alicia Christiansen | Oct 2019 | Article

Tree School Clackamas teaches love for the land

Educational event draws hundreds from woodland community in Clackamas County and beyond.

Glenn Ahrens, Rose Clarke, Michael Bondi, Kimberly Jacobsen Nelson | Apr 2019 | Article