Browse Tree Care Resources

Lynn Ketchum
Displaying 1 - 10 of 45 resources

How true is the Fox News story about dying trees in Lane County?

Drought was stated as what caused the trees' death, only dying pine trees were pictured. No mention of the boring insects that kill pine trees, was that omission intentional? No pictures of dying deciduous trees either. I have seen dead pine trees in peoples' yards where their lawn is nice and...

By Lauren Grand, | Featured Question

Timber harvesting: a process of many decisions

Curious about what goes into planning for a timber harvest? This overview can help prepare you to make informed decisions throughout the process.

By Francisca Belart, Lauren Grand, | Article

Aggressive local efforts were key to limiting spread of sudden oak death disease in Oregon

Aug 19, 2019
Limiting sudden oak death’s spread in southern Oregon has proved to be a success.

By Chris Branam | News Story

Is my thirsty evergreen a goner?

See picture taken in Aloha, Oregon. Can these trees be saved?

By Amy Grotta, | Featured Question

Western Oregon conifers continue to show damage due to drought

Aug 2, 2019
It can take several years of drought to kill a large tree.

By Kym Pokorny | News Story

Many forest insects are mistaken for tree killers

Found an insect in your tree? Chances are it's not a pest. Here's what to look for.

By Amy Grotta, | Article

Tree School Clackamas teaches love for the land

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

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

Treat your Christmas tree to vodka? Only if you want to waste it

Nov 30, 2018
OSU Extension expert busts myths about taking care of Christmas trees.

By Kym Pokorny | News Story

Tree Pruning Basics

A properly pruned tree looks as natural as possible; the tree’s appearance reflects its fundamental form and character. The pruner must be sensitive to maintaining this structural integrity, in addition to knowing a bit about tree biology and proper pruning principles.