The weather conditions of 2025 were perfect for a southern rust outbreak across the Midwest, resulting in many growers having to make late-season decisions on disease management. Southern rust is a ...

With the warm and wet conditions this season, southern rust is on the rise in Midwest corn crops. It may be time to start considering the impact that could have on corn silage and preparing to adjust ...

High levels of fungal disease are threatening corn crops across Iowa and the rest of the Midwest. The main diseases, southern rust and tar spot, arrived earlier and spread due to wet conditions. These ...

An unusually severe outbreak of southern rust has cut into corn yields across parts of Iowa this year, according to Iowa State University plant pathologist Alison Robertson. “I’ve been in Iowa for 21 ...

Corn got off to a good start but met challenges halfway through the 2025 growing season in Iowa. Corn got off to a good start but met challenges halfway through the 2025 growing season in Iowa.