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Hope for Humanity Rose #405215

Asked June 06, 2017, 9:18 PM EDT

What is wrong?

Dakota County Minnesota

Expert Response

The damage looks like rose sawfly damage. Look for the tiny green caterpillars where you see damage and crush them. Insecticidal soap works too.
http://www.missouribotanicalgarden.org/gardens-gardening/your-garden/help-for-the-home-gardener/advi...

Evelyn Locke, MN Master Gardener, Tree Care Advisor, Volunteer Replied June 06, 2017, 9:47 PM EDT

This work is supported in part by New Technologies for Ag Extension grant no. 2020-41595-30123 from the USDA National Institute of Food and Agriculture. Any opinions, findings, conclusions, or recommendations expressed in this publication are those of the author(s) and do not necessarily reflect the view of the U.S. Department of Agriculture.

Hope for Humanity Rose #405215

Expert Response

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