The mountain beaver is a medium-sized rodent of the western Pacific Northwest. Mountain beavers cause damage to forest regeneration by clipping or girdling seedlings or saplings or both, and undermining roots. Methods...
Dive into a case study on thinning in mature Douglas-fir stands. Nearly all the trees in the study responded with increased growth and improved stress resistance.
Sitka spruce is among the world's fast-growing trees and the largest of the world's spruces. It's a valuable commercial timber. Its range extends from Alaska to northern California, but it faces unique problems ...
The June 2021 heat wave caused significant damage to trees in Oregon. Learn some key findings on causes, types of damage, physiological "thermotolerance" of trees, and possible forest management implications.
Shore pine is a subspecies of lodgepole pine that inhabits the coastal strip in Oregon. Insect pests, diseases, and nonbiological (abiotic) factors may have an impact on growth, visual appearance, and productivity ...
A codling moth goes through several stages in its life cycle. If you're trying to prevent damage to apples and other fruit, it helps to know when adults and larvae are active.
Oregon State Extension Service and other agencies are working together to help landowners recover from wildfires. The effort includes assessing reforestation needs, acquiring seedlings and facilitating restoration.
Fires and ice storms in recent years have done serious damage to young forest stands in the Willamette Valley. Without much salvageable timber, landowners must decide how to restore the stands. Here are some options.
Q: I'm looking for trees to plant to act as a barrier to cars coming past our property; a south facing space that is wet in the winter from runoff. Any suggestions? Height isn't a concern as there's space to plant away ...
Q: I would like to plant a ponderosa pine (one gallon size) with my mothers ashes in the Deschutes National Forest. I have already checked with this agency and a permit is not required. If I dig a hole and place the ...