Tag: Tar Spot

Tar Spot Tops Kansas Corn Disease Concerns In Cool, Wet 2026 Season

Tar spot is a rapidly spreading disease affecting Kansas corn, characterized by black lesions on leaves. Favorable wet, cool conditions have been observed in three counties. Farmers are advised to monitor crops, understand hybrid resistance, and apply fungicides at specific growth stages. Awareness and quick response are crucial for effective management.

Tar Spot confirmed in Kansas cornfields for 2025, K-State pathologist urges early scouting

Tar spot, a persistent fungal disease affecting corn in Kansas, was confirmed again in June 2025. K-State Pathologist Rodrigo Onofre stressed the significance of early detection and understanding hybrid susceptibility. Farmers should monitor for signs and consider resistant hybrids and effective management for the upcoming season to mitigate impacts.