Western Yellowjacket

 Identification and Control

Proper identification is an important first step in controlling ants.

Vespula pensylvanica

How to Identify an 

Western Yellowjacket

Western yellowjackets are small (up to 1/2 inch long), yellow, and have a black band on their abdomen. They are most easily identified by their small size and their black band.

Where do they come from?

How to keep them out

The best way to get rid of western yellowjackets is to eliminate their food sources by thoroughly cleaning your kitchen and bathroom. You can also use commercial fly traps or bait. If you have a severe infestation, you may need to call a professional exterminator.

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What do they look like?

No items found.

Where do they live?

Western yellowjackets pose a serious health risk to humans. Scavenging in the fall makes outdoor events dangerous. Learn more by reading our blog post: Stinging Insect Guide: Bees, Hornets, & Wasps in Utah.


Vespula pensylvanica



Insects, nectar; scavengers for meat, sugar, human food, etc.

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