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How to Manage Pests

Key to Identifying Common Household Ants

Carpenter ant

Sawdust characteristic of carpenter ant frass

Drywood termite pellets
Photo courtesy of UCR Urban Entomology

Carpenter ant and termite frass

Carpenter ants deposit sawdust in gallery openings. This sawdust may contain wood fragments, soil, and insect parts. This frass is considerably different from the pelletized frass left by drywood and dampwood termites.

Statewide IPM Program, Agriculture and Natural Resources, University of California
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Agriculture and Natural Resources, University of California

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