A corn rootworm beetle trap used by Syngenta

Agronomists have seen a significant increase of corn root worm beetles in parts of the Midwest this year.

Andy Hegganstaller of northern Illinois is the head of agronomy for Syngenta Seeds. He tells Brownfield in many places they have not seen beetle populations this high since 2013.

“Areas where corn rootworm is an intransient issue are northern Illinois, northern Iowa, Wisconsin, southern Minnesota and then the Colorado and western Nebraska area.”

He says many of those areas had a wet spring in 2018 and 2019 that likely drowned the corn root worm larvae.

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