Brooke

With our warm temperatures and high humidity, Southeast Iowa is an ideal environment for diseases like gray leaf spot, northern corn leaf blight, and common rust. Not to mention the new fungal threats that seem to pop up, like tar spot (see article here). To shield your crop from the high fungal pressure of our region, fungicide application should be considered in your protection plan every growing season. More

As we rounded out the 2019 growing season, we started learning about the threat of a new disease. Since our last update this winter, Iowa State Extension has published more information on where tar spot was found and how it impacts yield. More