Contact Us

Department of Entomology Contacts

Email: entomology@osu.edu

Phone: 614-688-0218

Undergraduate Inquiries

Undergraduate Advisor: Joe Raczkowski raczkowski.2@osu.edu

Graduate Inquiries

Graduate Program Coordinator: Sarah DeVilbiss devilbiss.14@osu.edu

Graduate Studies Chair: Mary Gardiner gardiner.29@osu.edu

Insect ID and Pest Questions 

The C. Wayne Ellett Plant and Pest Diagnostic Clinic (CWEPPDC) at Ohio State University specializes in the identification of plant diseases, plant health problems, insects and insect related problems. Diagnosticians collaborate with specialists in plant pathology, entomology, horticulture, agronomy, natural resources, and other areas to identify pests, plant diseases, and cultural and environmental problems of plants.  

CWEPPDC Sample submission instructions 

Your local OSU Extension office has Agriculture and Natural Resource Educators able to answer farm, garden, home, and business questions.

OSU Extension Ohioline Factsheets: https://ohioline.osu.edu/topic/insects-and-pests 

OSU Extension Ask an Expert: https://extension.osu.edu/ask-an-expert 

OSU Extension County Office Locator: https://extension.osu.edu/lao#county