National Ag News
Delayed planting may extend window for black cutworm
An integrated pest management specialist says planting delays in parts of the Midwest have extended the window for black cutworm problems.
Bruce Potter with the University of Minnesota tells Brownfield while cutworm moths are susceptible to cold temperatures, their eggs are quite tolerant.
“What these moths are looking for when they’re laying eggs (are) early-season weed growth and particularly unworked soybean stubble. And as the season progresses it’s kind of a race between how fast the cutworms develop versus how fast the corn gets big enough to not be at risk for cutting anymore.”
He says cutworm moths fly north from the Gulf of Mexico and disperse through weather systems, making flights difficult to track.
Continue reading Delayed planting may extend window for black cutworm at Brownfield Ag News.
