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 ...

The emerald ash borer, an invasive beetle known for decimating ash trees throughout North America and Europe, was recently discovered in Oregon, Oregon Department of Forestry officials warn.

Native trees are the anchors of habitats, providing food, shade, shelter and nesting areas for wildlife. ... prairie crabapple in the Great Plains; and Oregon crabapple in the Northwest.

She was sure it was an emerald ash borer, the invasive beetle species that has decimated North American ash tree populations over the past 20 years and recently was found in Oregon for the first time.

PORTLAND, Ore. (KPTV) - The Portland Timbers have unveiled new kits that are inspired by native trees of Oregon. The 2024 Nature Unites community kit will debut during the Timbers’ match against ...

According to an Oregon State University study, a mature juniper tree uses 4,718 gallons of water annually. The amount increases in wet years and decreases in dry years.

In Oregon, an estimated 25% of historic oak habitat has survived and only 1% of native prairies due to clearing for commercial tree plantations, pasture or development.. Through the Decade of the ...

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

An ash tree in Forest Grove, Ore. shows signs of emerald ash borer damage. The invasive beetle was first discovered in the city in June 2022, prompting a large state-led response to slow its ...

The invasive pest native to Europe, the Middle East and North Africa — could spell trouble for the Oregon white oak, an iconic species that was once the dominant tree in the Willamette Valley.

The U.S. Bureau of Land Management logged juniper trees and mowed grass and shrubs as part of a 622-acre juniper-thinning project near Crooked River Ranch in 2022. Old-growth juniper trees are a ...