Washington has continuously battled invasive plants since 1881 with the passage of the first weed law, which said it was the responsibility of property owners to control the spread of invasive plants.

PORTLAND, Ore. (KOIN) — The state of Washington is asking residents to keep an eye out for invasive insects on trees this summer. Late summer is usually the peak for invasive wood-boring insects ...

Invasive plants often displace the native plant populations that once thrived. ... The Washington Post or Bloomberg News. Rather, we focus on discussions related to local stories by our own staff.

A mixed bag of ideas and dates for tree plantings and removals of invasive species were brought to the fore at the June 17 ...

The Washington State Department of Agriculture found nearly 1,500 Asian Giant Hornets — commonly known as “Murder Hornets” — ...

Herbicide use on invasive plants at logging site in Mount Washington was paid for by a Pennsylvania wildlife conservation and hunting group ... The removal of invasive plants is part of the DCR’s ...

Washington has continuously battled invasive plants since 1881 with the passage of the first weed law, which said it was the responsibility of property owners to control the spread of invasive plants.

Washington has continuously battled invasive plants since 1881 with the passage of the first weed law, which said it was the responsibility of property owners to control the spread of invasive plants.

Washington has continuously battled invasive plants since 1881 with the passage of the first weed law, which said it was the responsibility of property owners to control the spread of invasive plants.