A professor emeritus at Washington State University, Chastagner is considered one of the world’s foremost experts on tree and ornamental flower bulb pathologies. In 2018, he received a lifetime ...

In Washington state, fourth-grade students with an Every Kid Outdoors passes can get free Christmas tree permits when ...

Discover the environmental benefits of choosing a live Christmas tree. Learn how it supports local economy, absorbs carbon ...

Ever since Renton, Washington, hit 109 degrees during the Northwest’s record-shattering heat wave in 2021, officials of the city just south of Seattle have been trying to make Renton more resilient.

A building in Aberdeen has partially collapsed, and trees are falling on homes and powerlines across western Washington. Here ...