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Patrick Wagner

SDSU Extension Entomology Field Specialist

Also by Patrick Wagner

Dark colored caterpillar with two distinct black lines on head capsule.

Dingy Cutworms Causing Issues in South Dakota Soybean

Dingy cutworms are commonly observed during the spring but typically do not reach major pest status. However, when the conditions are right, they can cause substantial feeding injury to seedling soybeans, as well as corn, wheat, and sunflower.

Wheat field that is turning yellow due to mite infestation.

Brown Wheat Mites Detected in South Dakota Wheat

Brown wheat mite infestations have been detected in South Dakota wheat. Typically, infestations are more commonly observed in fields experiencing drought stress, which is currently most of the state

Green wheat plants with some cut just above the soil surface.

Army Cutworms Causing Issues in South Dakota Wheat

Army cutworm caterpillars are active in South Dakota wheat fields. This activity is only going to increase with the forecasted temperatures.