Pest and Beneficials Search (search again)

Yellowjackets

Paravespula sp., Vespa sp., Vespula sp.
Vespidae: Hymenoptera

Yellowjackets and other wasps may break open grape berry skins during late summer. Early in the growing season, wasps are mainly predatory, but late in the season they begin to search for sugar, including ripened fruit.

Management

Destruction of nearby nests is effective but difficult because nests are often underground.

Pest and Beneficials Search (search again)

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.