Hornets control in Canada
Bald-faced hornet nests are defensive and best left to a pro.
How to identify it
Large black-and-white stinging insects with basketball-sized grey paper nests in trees or on walls.
Signs of an infestation
- Football or basketball sized aerial nest
- Aggressive defence within several metres of the nest
Is it dangerous?
Hornets sting repeatedly and defend nests aggressively — a genuine emergency near living spaces.
Can I handle this myself?
DIY is not recommended
Do not attempt hornet nest removal yourself.
When to call a professional
Call a professional immediately for any hornet nest on or near the home.
Any pesticide used in Canada must be registered here and applied exactly as its label directs. We don't publish application instructions.
Typical professional treatment
Protective removal and treatment of the nest, ideally at dusk, plus site follow-up.
Visits: 1 visit
How to keep them from coming back
- Inspect trees and eaves in early summer
- Seal wall and roof openings
- Remove old nests in winter
What hornets treatment costs
Typical treatment in your area
$220–$500
1 visit
Severe infestations, multi-unit buildings or multi-visit protocols can cost more. Estimates are illustrative sample data.
Get an exact local quote