Knowledgebase
Rose leaves dried looking #873173
Asked June 14, 2024, 8:34 PM EDT
Anoka County Minnesota
Expert Response
Hi Mary Ann,
It looks like damage from the Roseslug Sawfly;
https://hort.extension.wisc.edu/articles/roseslug-sawfly/
I would thoroughly spray your bush with insecticidal soap morning and evening. I would also onitor your other bush for any signs of them.
Here is another link to look at;
https://extension.umd.edu/resource/rose-identify-and-manage-problems/
I hope this helps,
Sally Granath
St. Louis County MG