Common Buckthorn Causes Problems in Missoula County

In 2015, common buckthorn (Rhamnus cathartica) became the first county listed noxious weed in Missoula County. The process involved with listing common buckthorn began early in the year when an application form was sent to local land managers requesting submissions for species not on the state list that they thought had noxious qualities. Common buckthorn was the only species submitted for consideration. The application was submitted by the City of Missoula Open Lands Program (OLP). The OLP had found common buckthorn along the majority of waterways within and adjacent to the 4,000 acres of lan...