Western Bean Cutworm

During July, corn and dry bean fields are full of crops that will keep the world fed. However, those crops can draw pests. One of the most problematic is the western bean cutworm. Luckily, it’s not too late to address this critter and avoid extensive damage. DTN has the tools to help you. Our agribusiness solutions protect your profitability year-round. From planting to harvesting to market, our SmartTrap product helps you boost your bottom dollar. Reach out to a DTN associate today for a free demo. What Is the Western Bean Cutworm? The western bean cutworm is endemic to North America. Historically, this insect had its territory in the western states of the corn belt. But it has been migrating eastward since the early 2000s. Today, the western bean cutworm’s range extends throughout New England. In the moth stage, it is about an inch and a half wide and has black stripes on its wings. These stripes run perpendicular to the thorax. In the larvae stage, the western bean cutworm starts as a dark brown color. As they age, the larvae change color. Eventually, they are tan with black stripes on the head that run parallel to the body. The adult moth is a nuisance. But in the larvae stage, these insects are nasty pests to corn and dry bean farmers. The western bean cutworm can lay clusters of five to two hundred tan eggs on the top leaves of corn stalks. This process typically happens during peak flight season…

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