PORTLAND, Ore. ( KOIN) — Older trees in an Eastern Oregon forest are perishing “at an alarming rate,” according to ...

Stare at a big, bushy tree for a few minutes, and you’ll notice there’s a lot going on. Up in the leaves there’s a bustling community of squirrels, songbirds, beetles and butterflies. Hidden among the ...

That's probably why so many Oregon rivers are lined with this native tree. Other trees, like cottonwood and willow, can't thrive in the same conditions. This habitat is irreplaceable.

A pest that has destroyed over 10 million ash trees across the eastern United States is expected to reach its peak emergence ...

The emerald ash borer (EAB) is a small, metallic-green beetle native to Asia, but don’t let its size or color fool you—it’s one of the most destructive tree pests in the U.S. Since being first ...

Unfrozen grant for Oregon Indigenous farm to help plant native trees, further traditional knowledge. Published 6:29 am Thursday, April 24, 2025 ...

Oregon Field Guide. Emerald Ash Borer. Clip: Season 36 Episode 10 | 15m 17s Video has Closed Captions | CC. The invasive emerald ash borer beetle has killed millions of ash trees across the ...

PORTLAND, Ore. — On Friday, the Oregon Department of Forestry launched its annual aerial survey of forests throughout the state, something the agency has done since 1947. Over the next few ...