Black-eyed Susan problem

Asked August 24, 2020, 5:09 PM EDT

Why are my black-eyed Susan plant suddenly developing brown leaves with spots and then dying?

Washington County Maryland

1 Response

This looks like a disease issue, most likely Southern blight. See here: https://extension.umd.edu/hgic/topics/southern-blight

We recommend pulling out the entire plant and disposing it in the trash.


Christine