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Patrick Wagner

SDSU Extension Entomology Field Specialist

Also by Patrick Wagner

Purple-brown caterpillar with orange head on a green corn leaf.

Common Stalk Borer Activity Estimate: May 26, 2022

Not much has changed in terms of degree day accumulation for common stalk borers since last week. Cold low temperatures prevented most of the state from accumulating very many degree days.

SDSU West River Research Farm land.

SDSU Extension to Host West River Field School June 29

May 26, 2022

The West River Field School will focus on the diverse nature of agriculture in western South Dakota and provide attendees with an opportunity to learn in a hands-on environment with SDSU Extension specialists.

A pair of brown moths with light markings present on their wings.

Army Cutworms Beginning To Take Flight

Army cutworm moths were collected in a black light trap near Sturgis this week. This is an indicator that army cutworm caterpillars have finished feeding on available vegetation.