If you spot a suspected elm zigzag sawfly or signs of infestation, report the sighting here or try to get a good photo or collect a specimen and notify the ODNR Division of Forestry at 614-265-6694.

It is a new(er) invasive called the Elm Zigzag Sawfly. In 2020, the sawfly hit the shores of our country, starting in Virginia in 2021 including the Midwest and the eastern U.S. by 2023.

ODNR said there are no reports of the elm zigzag sawfly causing the death of elm trees. The insects grow to one-half-inch long and look similar to caterpillars, and are light green in color.

It was first discovered in Loveland, Ohio, in 2003. Since then, ... Sawfly (rose slug) Rose bushes are also very vulnerable to another type of caterpillar. This one is from a sawfly.

Officials said when the elm zigzag sawfly is a young larvae they exclusively feed on the leaves of elm trees. ... Pennsylvania, New York, Ohio, Vermont, Massachusetts — and now, Minnesota.

Officials announced an elm zigzag sawfly was found on the University of Minnesota Twin Cities campus. Skip Navigation. ... Pennsylvania, New York, Ohio, Vermont, Massachusetts — and now, Minnesota.

Agroecological importance of smooth brome in managing wheat stem sawfly (Hymenoptera: Cephidae) via associated braconid parasitoids. Journal of Economic Entomology , 2024; 117 (6): 2344 DOI: 10. ...