Western Bean Cutworm: The annual western bean cutworm flight is either complete or winding down in many areas, but some local hot-spots remain especially in southeast Canada where Moderate risks remain in place from southeast Ontario into southwest Quebec. Low risks for … Read More »
Corn Earworm: The active weather pattern that has been in place across the corn-growing region for the past few weeks is predicted to continue for at least a portion of this week. Another cold front is expected to pass southeast through the corn-growing region by … Read More »
Corn Rootworm: Adult corn rootworm beetle problems and silk-clipping in late or re-planted fields will continue to be a possibility especially along and north of I-80 in the next week. Fields from Nebraska into South Dakota, North Dakota, Minnesota, Iowa, northern … Read More »
Soybean Aphid: Soybean aphids may continue to pose a threat to late or re-planted fields especially in the upper Midwest in the next week. Moderate risks remain in place from eastern North Dakota southeast into central Minnesota and northwest Wisconsin where some … Read More »
This site forecasts the daily migration of crop damaging insects up to five days in advance. Information is available May through September.
Corn Earworm (Helicoverpa zea) Corn earworm is found throughout North America except for northern Canada and Alaska. Normally, corn earworm does not overwinter successfully in the northeastern United States. It is known to survive as far north as about 40…