CORVALLIS, Ore. (KTVZ) – Increases in mortality among Douglas firs in the Klamath Mountains are the result of multiple factors that have the iconic tree in a “decline spiral” in parts of the region, a ...

COEUR D'ALENE, Idaho -- If you want to impress your friends with your tree knowledge on your next hike, check out the upcoming class from UI Extension Forestry. On April 26, The UI Extension Forestry, ...

My 2-year-old knows no one of that name. She wanted to see a tree. Throughout the pandemic, the two of us have trekked rain or shine to the green canopy of a solitary neighborhood Douglas fir. There, ...

Foresters are looking to hone their management of Douglas fir trees in the wake of a new state report that says a changing climate likely will worsen the spread of a root-devouring fungus. A special ...

A decade-long die-off of Douglas fir trees centered in southwest Oregon has recently accelerated, potentially requiring forestland owners to change management strategies, experts say. Over the past 10 ...

Douglas fir is the most abundant tree species in the Pacific Northwest. It’s Oregon’s official state tree. And it’s arguably the region’s most important timber species. But like true firs, western ...

The latest assessment of forest health in Colorado shows the Aspen area is experiencing a steady spread of infestation from Douglas fir beetles, but Pitkin County overall is faring much better than ...

Lush, sprawling forests, trails littered with cones and the clean, waxy smell of evergreens in the crisp morning air: Colorado. This state is known for its towering lodgepole pines, pale blue spruces ...

If your family enjoys putting up a live Christmas tree every year, these nine fragrant varieties are perfect for making your home smell like the holidays.

CLEVELAND, Ohio – Oh Christmas tree, oh Christmas tree… how hard it is to make a decision. Maybe you’re looking for branches strong enough to hold heavy heirloom ornaments. Or perhaps you have small ...