They say lightning never strikes in the same place twice, but it struck thousands of times Monday night in Central Oregon.

A study finds a quarter of old trees in Oregon’s Malheur Forest died in 10 years, driven by drought, bugs, and overcrowding.

In 2019, about 470,000 acres contained dead trees, DePinte said. Last year, Oregon researchers identified at least 147,000 acres with fir tree deaths — though the survey was not complete because ...

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

Drought-stricken Oregon saw a historic die-off of fir trees in 2022 that left hillsides once lush with green conifers dotted with patches of red, dead trees.

Conservation groups sued the U.S. Fish and Wildlife Service for its denial of Endangered Species Act protections for the red ...

What the lichen growing on Oregon's trees can tell us about air quality. Clip: ... There's actually a lot of different kinds of lobes and branching patterns that are very beautiful.

Oregon ash is one of 16 North American ash species and the only one native to the Pacific Northwest. The trees are most prevalent in the Willamette Valley west of the Cascades and along 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 ...

It’s not clear how tree burls form. Theories include physical damage, fungus or a virus. The raw, unfinished wood from a burl can fetch between 10 cents and $6 a pound, depending on its quality.

Earlier this spring, Oregon Parks and Recreation Department declared this Sitka spruce tree at Yaquina Bay State Recreation Site a hazard due to widespread decay throughout the 150-year-old conifer.