Rush skeletonweed is an exotic herbaceous biennial or creeping perennial plant that has become troublesome in many western states. Rush skeletonweed aggressively infests rangeland, cropland, and dist ...
Classified as a noxious weed in Washington and Oregon, Scotch Broom has overtaken much of the Pacific Northwest from British Columbia to California. It is especially problematic in disturbed areas ...
Ventenata is a relatively new weed to the Pacific Northwest that is rapidly infesting newly seeded and poorly managed grass areas. This publication describes how to identify Ventenata, and gives su ...
West Nile Virus is a mosquito-borne disease that can infect horses, resulting in illness, long term problems, and even death. This publication presents a number of preventive measures that horse owner ...
This module covers forest diseases that are common in Western Washington, including root diseases, foliar diseases, heart rots, parasitic plants, and introduced pathogens. The module includes informat ...
White campion, also known as white cockle, contaminates hay fields, roadsides, ditches, and fencerows because of its high rate of seed production and tolerance to many herbicides. This publication pro ...
An abundant seed producer, this weed grows in meadows, pastures, along roadsides, and in noncrop areas. Also known as Queen Anne's lace, wild carrot is listed as a Class B noxious weed in Washingto ...