Carpenter Ant

Camponotus spp.

Danger Level: Medium

Identification

Carpenter ants are large black ants (6-13mm) that excavate wood to build nests. Unlike termites, they don't eat wood but can cause significant structural damage over time. Sawdust piles are a telltale sign.

Treatment Cost
$250 - $600
Urgency Level
Medium
Commonly Found In
Damp wood, window frames, decks, tree stumps near house

Recommended Treatment

Locate and treat the nest directly. Professional treatment with residual insecticides is most effective. Replace damaged wood after treatment.

Prevention Tips

Fix moisture problems, replace rotting wood, keep firewood away from the house, trim tree branches touching the structure.

Frequently Asked Questions

How do I identify a carpenter ant?
Carpenter ants are large black ants (6-13mm) that excavate wood to build nests. Unlike termites, they don't eat wood but can cause significant structural damage over time. Sawdust piles are a telltale sign.
How do I get rid of carpenter ants?
Locate and treat the nest directly. Professional treatment with residual insecticides is most effective. Replace damaged wood after treatment.
How can I prevent carpenter ants?
Fix moisture problems, replace rotting wood, keep firewood away from the house, trim tree branches touching the structure.
How much does carpenter ant treatment cost?
The average cost of professional carpenter ant treatment ranges from $250 to $600 in Quebec, Canada.
Where are carpenter ants commonly found?
Damp wood, window frames, decks, tree stumps near house

Other Common Pests