Weed Info

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11 Biggest Herbicide Resistance Threats

The United Soybean Board in collaboration with Universities across the Midwest has published an identification guide to all eleven weed species that have been identified for highest concern to develop or show resistance to herbicides. For more information about herbicide resistance management, visit the Take Action on Weeds website for a comprehensive set of resources.


Giant Ragweed

Common Ragweed

Horseweed (Marestail)

Common Lambsquarters

Common Agricultural Weeds in Wisconsin

Common Agricultural Weeds in the Midwest

Seedling Identification

Updated June 5, 2015