Grape pest and beneficial search

Use this search to identify diseases, insect and mite pests and beneficials, a critical step in any integrated pest management (IPM) plan. This version for scouting grapes is based on the publication “A Pocket Guide for Grape IPM Scouting in the North Central and Eastern United States” by Michigan State University’s Rufus Isaacs, Annemiek Schilder, Tom Zabadal and Cornell’s Tim Weigle. Print copies may be purchased at We have a similar search for pests of tree fruit.


The MSU IPM Program maintains this site as an access point to pest management information at MSU. The IPM Program is administered within the Department of Entomology, fueled by research from the AgBioResearch, delivered to citizens through MSU Extension, and proud to be a part of Project GREEEN.