Gray Leaf Spot on Corn. Gray leaf spot, caused by the fungus Cercospora zeae maydis is the most significant yield-limiting disease of corn worldwide [1]. The disease was first reported in Illinois in ...

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 ...

1. Mature gray leaf spot lesions with parallel sides. of gray leaf spot whenever favorable weather conditions occur. Symptoms The characteristic symptoms of gray leaf spot appear on mature leaves as ...

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 ...

If we could get a year without seeing gray leaf spot in a field, it would make for a glorious year for corn yields. However, the wicked reality of this situation is that we can’t! As each year ...

Between pop-up thunderstorms, people going on vacation, and people just not mowing enough, gray leaf spot has exploded on St. Augustine grass.

Wasp, biting flies, flies, fire ants, fruit flies and mosquitoes – ‘tis the season. It is scary the amount of fire ant mounds you see when you get into an ...

Leaf blades, sheaths, and ear husks may show symptoms on susceptible hybrids. Early symptoms appear as long, narrow tan lesions running parallel to the leaf veins. As the disease develops, these ...

DEAR NEIL: We live in one of the areas that has not received excessive rain, but our grass has developed yellowed areas. What is wrong and what do I need ...

Many of Thomas County’s plantations are outlined with beautiful landscape architecture. Aesthetically pleasing ornamental trees and grasses give character to each entrance. Yesterday, I was ...