Gray leaf spot is a widespread fungal disease in corn, responsible for a 23-million-bushel yield loss in the U.S. in 2024. 1 The challenge with controlling gray leaf spot isn’t just deciding whether ...

Plan ahead to protect soybeans from frogeye leaf spot with fungicide applications during R2 to R4 growth stages.

Gray leaf spot of corn is caused by the fungus Cercospora zeae-maydis. The fungus is now widespread in Indiana and the Eastern Corn Belt (Midwest). Weather strongly influences development of gray leaf ...

Keep your red-tipped photinias from “blighting-out” by starting a spring fungicide application program for Entomosporium leaf spot. This disease, also referred to as photinia leaf spot, is the No. 1 ...

Gray leaf spot is also active in the lower canopy at multiple sites across the state. The lesions are light tan in color and generally narrow and rectangular, and can be as long as 2 inches. As the ...

A picture of leaves with leaf spot disease. - Boyloso/Shutterstock Have you noticed discolored spots or lesions on the leaves of your plants? This could be leaf spot disease, and it's wreaking havoc ...

Q: Sections of my St. Augustinegrass lawn are looking bad. I’m seeing spots on individual blades with some blades withering up and dying. Is this a fungus? A: What you’ve described sounds like gray ...

Between pop up thunderstorms, people going on vacation and people just not mowing enough, gray leaf spot has exploded on St. Augustine grass. I am seeing gray leaf spot on Zoysia as well. Gray leaf ...