Welcome to the University of Wisconsin Weed Science website. This site is designed to present the research, teaching, and Extension activities of the Weed Science program in the University of Wisconsin Departments of Agronomy and Horticulture. If you've visited our site previously, we think you'll find the new layout organized in a way that will make it easier for you to locate the information you need. If you have any questions or concerns regarding our website feel free to email us.