Pest guide
Pharaoh ant
Monomorium pharaonis
- Do you need a pest-control professional?
Yes
A pest-control professional can assess the extent of the problem and recommend suitable action.
- Potential harm
Gets into food and may carry pathogens between areas
- What to expect
Possible response: Professional assessment and bait treatment where appropriate. 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.

About this species
This entry covers Pharaoh ant (Monomorium pharaonis). Typical location: Heated buildings. Potential harm: Gets into food and may carry pathogens between areas. Possible response: Professional assessment and bait treatment where appropriate.
Facts
- Latin name
- Monomorium pharaonis
- English name
- Pharaoh ant
- Preferred conditions
- Heated buildings
- Life cycle
- Development from egg to ant takes about 38–45 days, depending on conditions
Response and treatment
Professional assessment and bait treatment where appropriate
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.