Insect Alert For

Corn Earworm

Risk Level:
No Risk
Affected Area:
No risk Full page
Alert Details

Corn earworm migration risks will be returning to the forecast tomorrow night into Friday morning as the next in a series of low pressure systems and attendant cold fronts develops in the Plains states. Southerly winds may transport moths north especially into eastern Nebraska, southeast South Dakota, Iowa, Minnesota, Wisconsin, and northwest Illinois and a Low risk is in place. Low risks then continue over the weekend as an active and somewhat warm and humid weather pattern remains in place, with risks extending from eastern Nebraska and Minnesota as far east as the I-75 corridor in lower Michigan and western Ohio. Growers with crops still at susceptible stages to corn earworm damage, especially fresh market and processing crops, should be monitoring traps and scouting fields regularly as new flights may have occurred in the past few days with previous flights from earlier in the month now potentially resulting in new generations appearing in fields, as well.