Philip supports the citizens of South Dakota in his role as the SDSU Extension IPM Coordinator based at the South Dakota State University campus in Brookings.
Philip Rozeboom
SDSU Extension IPM Coordinator
Also by Philip Rozeboom
Various Grasshopper Species Are Active Across South Dakota
While scouting, we have noticed increased grasshopper nymph activity and in some areas these populations are close to threshold levels. Crops in areas that have had high populations should be regularly scouted to ensure that extensive defoliation doesn’t go unnoticed.
Reminder: Cutoff for over-the-top dicamba products labeled for soybean is June 30 or R1 growth stage in South Dakota
Over-the-top dicamba products for application in soybean have been relabeled for the 2026 growing season. A stipulation for applying these herbicides is a cutoff date of June 30 or R1 soybean.
Aphid Populations Detected in Wheat
Aphids are present in South Dakota wheat fields, and that means it’s time to start scouting.