The following pages feature useful photographs and information to help you ID weeds you may have spotted. Keep in mind that plants are specific to areas and habitats, so not all of the weeds listed here will be found where you live!
King County Noxious Weed Index
Western Invasives Network Plant Index
Oregon Dept. of Agriculture’s State Noxious Weed List
Oregon Invasive Species Council Index (Plants, Animals, and Microorganisms)
OPB’s “Silent Invasion” Interactive Map (Plants and Animals)
