The Pacific Northwest Christmas Tree Association says the Noble fir makes up 54% of the trees grown in Oregon and Washington, and with good reason. Here’s a tree that is Christmas tree-shaped ...

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 ...

There’s a tree killer on the loose in Oregon, and nobody knows how to stop it. An invasive green beetle called the emerald ash borer arrived in the Midwest from Asia, and it’s killed over 100 ...

Many people are aware that despite its name, Douglasfir is not a true fir. It’s also not a pine, not a spruce and not a hemlock. Outside of the United States, it is often called Oregon pine ...

Oregon is home to more than two dozen plants and animals ranging from "endangered" to "threatened" to "species of concern." Ahead you'll find 11 vulnerable species that inhabit the Pacific ...

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 ...

As native trees in the Pacific Northwest die off due to climate changes, the U.S. Forest Service, Portland, Oregon and citizen groups around Puget Sound are turning to a deceptively simple climate ...

Oregon saw nearly 2.3M acres of new damage to forests last year, ... There are no long-term drought tolerance solutions for most tree species in the Pacific Northwest, ...

An invasive insect from Europe and the Middle East is attacking several Oregon white oak trees in the Wilsonville area, and state researchers say it's been found in other pest traps in the past ...

ODF Invasive Species Specialist William Wyatt said the insect arrived in Oregon this fall on some Christmas trees that were ... but several conifer species native to Oregon, such as ...

The Oregon Department of Forestry’s booth at the Oregon State Fair featured an aggressive education campaign to raise awareness about emerald ash borer. More than 2,000 stickers, temporary ...