Content by Philip Rozeboom
Soybean Aphids Are Active in South Dakota
Small populations of soybean aphids were recently identified while scouting soybean in the Volga and South Shore areas. This is a good reminder that scouting should be ongoing to ensure that populations do not exceed thresholds.
Corn Rootworm Adults Are Emerging in South Dakota
It’s that time of the year when corn rootworms begin emerging in South Dakota. Learn some expert tips for monitoring populations in corn fields to determine if management is necessary.
Wheat Stem Maggots Observed in South Dakota Wheat
When scouting wheat, the presence of bleached heads is often the result of feeding activity by wheat stem maggots. Learn some expert tips for identifying this pest and recognizing its activity in wheat.
Hessian Fly Pupae Detected in Central South Dakota
Recent reports of lodged wheat in central South Dakota revealed Hessian fly pupae in the lodged plants. Learn how to identify and manage this pest before it impacts your wheat harvest.
Grasshoppers Causing Headaches in South Dakota Gardens
Grasshopper populations are causing extensive defoliation around yards and gardens in our region this summer. Learn some important considerations for scouting populations and applying insecticides if needed.
Squash Vine Borer Activity Estimate: June 21, 2023
Squash vine borer moths will soon emerge across much of South Dakota, and their larva can cause serious damage to squash plants. See our latest activity predictions and management recommendations based on forecasted conditions from around the state.
Asparagus Beetles Active in South Dakota
Two insects that we recommend scouting for in asparagus are the common asparagus beetle and the twelve-spotted asparagus beetle. Learn how to identify and manage both before they cause serious issues in your garden.
Grasshoppers Continue to Be an Issue During 2023
We have received numerous reports of very large populations of grasshopper nymphs in June. Before management action is taken, it is important to determine what stage observed grasshoppers are at.
Squash Vine Borer Activity Estimate: June 16, 2023
Squash vine borer moths will soon emerge across much of South Dakota, and their larva can cause serious damage to squash plants. See our latest activity predictions and management recommendations based on forecasted conditions from around the state.
Striped Cucumber Beetles Are Active in South Dakota
South Dakota is home to two species of cucumber beetles that can cause severe injury to cucurbits, including squash, cucumbers, melons and pumpkins. Learn how to detect and manage both beetles before they impact your harvest.