Spotted knapweed is a serious weed of rangelands in the far west but in New Jersey it is a roadside weed. It flowers late and furnishes local color in the summer time. It has been on the increase in recent years.
![Photo of Spotted Knapweed](images/large/spottedknapweed-full.jpg)
Photo by Dr. John Meade, weed scientist emeritus
Rutgers NJAES Cooperative Extension