B.A. Blackwell and Associates Ltd. to continue work on $17.9-million project related to hemlock looper moth infestation.

Birch Creek Golf Course recently dealt with an infestation of Douglas-fir tussock moth larvae, which damaged several of the ...

With a Christmas tree grower’s eye honed over decades, Paul Alan Shealer examined a nearly eight-foot-tall Douglas fir Monday ...

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

The state’s park department says they are experiencing an outbreak of Douglas-fir tussock moth caterpillars at Hyde Memorial ...

GENESEO — Weber's Christmas Forest is celebrating its 60th anniversary this season, and the 50-acre farm has added a new type of fir tree to its holiday offerings.

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

For a province so synonymous with trees, and with so many people who love all they provide, it's ironic that the two species British Columbians might love the most carry with them a hint of false ...

The Lewis County Tree Farm of the Year is a beautiful site to behold. It's soaked in sun and covered in trees, it's historical and it's — in Grays Harbor County? Washington tree farmer John Henrikson ...

Celebrated architect Saul Zaik lived in the midcentury treehouse he designed to extend into the forest setting.

Spontaneous limb failure can afflict healthy and otherwise structural sound trees while the weather is warm, possibly humid but without wind.