Chemical Control of Noxious Weeds

category 3: Category 3 noxious weeds have not been detected in the state or may be found in only small, scattered, localized infestations.  Management criteria includes awareness and education, early detection, and immediate action to eradicate infestations.  These weeds are known pests in nearby states and are capable of rapid spread and render land unfit for beneficial uses.
(a)   yellow starthistle (Centaurea solstitialis)

(b)   common crupina (Crupina vulgaris)    Compositae    King county    Lincoln county 
  Montana Weed Control 

(c)   rush skeletonweed (Chondrilla  juncea)

(d)   Eurasian watermilfoil (Myriophyllum spicatum)    Great Lakes    Biological control  DNR    Home page   

(e)   yellow flag iris (Iris pseudacorus)