Spotted knapweed and a seedhead weevil
Minnesota's Noxious Weed Law requires landowners to manage their property for noxious weeds. The list of noxious weeds can be found here.
There are three levels of control:
Each county also has the ability to add species to these lists on a case-by-case basis.
A guide to removing noxious weeds can be found here: Guide to Removal and Disposal of Noxious Weeds in Minnesota
Here is some information for our local weed inspectors (LWIs). Please note that the Soil & Water Conservation District offers annual training for LWI's and we are more than happy to answer any questions you may have.
Here are some resources that you might find useful:
Below is a selected list of common invasive species in our area. Check the Noxious Weed List to see if they are eradicate, control, or restricted species. Click on the brochure to find identification information, the ecological threat posed by the species, and control methods.
Find more information on herbicides and the pesticide applicators license here.