State Fairgrounds - P.O. Box 19281 - Springfield, IL 62794-9281 - 217/782-2172 - TDD 217/524-6858 - Fax 217/785-4505

Thousand Cankers Disease & The Walnut Twig Beetle

The presence of Thousand Cankers Disease (TCD) in the eastern region significantly increases the risk to black walnut (Juglans nigra) trees in Illinois. Black walnut is a highly valued tree, both economically and environmentally; it is also highly susceptible to TCD. If found in Illinois, this disease would threaten native black walnut stands as well as negatively impact black walnut timber, nuts, and nursery production. Read more...