Spots on Leaves Peanut Notes No. 146 2025

(Updated: July 3, 2025, 8:02 p.m.)

Question:

I was following up in some fields that a company had reported leaf spot. There’s a lot of burn from herbicide but some of these did look like some leaf spot?

Jordan:

Too early for leaf spot and it would start (the leaf spot we spray fungicide for) at the base of the plant. This is chemical burn of some kind.

Dark brown spots surrounded by yellowing on a leaf.
Dark brown spots surrounded by yellowing.