The purpose of the Tri-County Cooperative Weed Management Area is to facilitate cooperation among all land managers and landowners to manage a common problem with noxious weeds. Our mission being to serve as responsible stewards of the land and resources in the state of Oregon by protecting and preserving all lands and resources in the Tri-County area from the degrading impact of exotic, invasive noxious weeds.

Yellow Flag Iris

Noxious weeds that are currently being treated

for the 2015 spray season

Mission

Meadow

Hawkweed

Leafy Spurge

Whitetop

Rush

Skeletonweed

Union

Baker

Wallowa