Insect Alert For

Corn Rootworm

Risk Level:
High Risk
Affected Area:
Full page
Alert Details

Corn rootworm hatch risks envelop much of the corn-growing region with greatest likelihood of hatches along and south of I-90 from Kansas into Nebraska, Missouri, Iowa, southern Wisconsin, southern Minnesota, southeast South Dakota, Illinois, Indiana, Ohio, and lower Michigan where High risks are in place. Moderate risks are found as far north as North Dakota, northwest Minnesota, northern Wisconsin, central and portions of northern lower Michigan, and into southern Ontario, Canada as well as eastern Colorado and northwest Nebraska. Growers all across the corn-growing region should dig up roots and determine field-level populations throughout the hatching period.