Filtering by tag: holcus spot ✕

Dichotomous Key for Identifying Corn Leaf Spot Disorders

Are the spots circular with tan centers and purple to dark brown margins, possibly surrounded by yellow halos? → Yes → Go to 2 → No → Go to 4 Are the lesions small, numerous, evenly distributed…

Seeing Spots on Corn? It’s Likely Holcus Leaf Spot

With such a wet May, y’all are probably seeing an uptick in leaf spots on corn, but there’s no need for concern. It’s likely holcus leaf spot, a minor bacterial disease that typically shows up early…