Learn more about TCD in your state





National and State Maps of TCD

National and State Maps

Missouri Information

The presence of TCD has not yet been detected in Missouri.


The Missouri Department of Agriculture enacted a state exterior quarantine to protect Missouri's black walnut resource from TCD effective April 12, 2010.

Reporting TCD

If you suspect you have seen TCD in Missouri, please contact the Missouri Department of Agriculture, Office of the State Entomologist at (573) 751-5505. You may also report suspected TCD trees online by following this step-by-step guide to reporting evidence of TCD and filling out this online form to report invasive forest pests in Missouri.

Additional Resources

Latest News

Walnut Twig Beetle Detected in Indiana - Apr. 09, 2015

MD implements TCD quarantine in Cecil County - Jan. 12, 2015

PA expands TCD quarantine to include Lancaster County. - Nov. 03, 2014

TCD fungus found on S. pallidus weevil in Indiana. Walnut twig beetle not yet detected. - Jun. 19, 2014

Read More TCD News...