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Pest guide

Red flour beetle

Tribolium castaneum

Do you need a pest-control professional?

It depends

Whether professional treatment is needed depends on the extent and circumstances. Possible response: Inspect food, discard infested products and clean.

Potential harm

Damages flour and grain products and gives them a bitter taste

What to expect

Possible response: Inspect food, discard infested products and clean. If you are unsure of the species, call and describe what you found before deciding what to do.

Not sure? Call and describe it. Identification by phone is free.

Illustration: Red flour beetle (Tribolium castaneum), whole animal on a light background.
Tribolium castaneum (Red flour beetle)Based on a photo by: Erling Ólafsson, Náttúrufræðistofnun Íslands

About this species

This entry covers Red flour beetle (Tribolium castaneum). Typical location: Flour and grain products. Potential harm: Damages flour and grain products and gives them a bitter taste. Possible response: Inspect food, discard infested products and clean.

Facts

Latin name
Tribolium castaneum
English name
Red flour beetle
Preferred conditions
Flour and grain products
Life cycle
Varies with conditions and life stage

Response and treatment

Inspect food, discard infested products and clean

Treatment depends on the species, extent and circumstances. Products are not always needed. Any products used are permitted for the intended use in Iceland. Follow their instructions and the pest-control professional’s guidance.

Do you have an unwelcome visitor?

Call and describe it. Advice is free, and one phone call often solves the problem.