Danger Level: 3/5

Paper Wasp

Polistes species

Paper wasps are slender wasps with long legs that dangle during flight. They're typically brown with yellow markings and measure 16-25mm. They build distinctive open-celled paper nests that hang from ...

Quick Facts

Size16-25mm long
ColorBrown with yellow markings
LifespanWorkers: 1 season, Queens: overwinter
Active SeasonsSpring, Summer, Fall
Common LocationsEaves, Porch ceilings, Deck overhangs

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Identification

How to Identify Paper Wasp

Quick Answer

Paper wasps are slender wasps with long legs that dangle during flight. They're typically brown with yellow markings and measure 16-25mm.

Paper wasps are slender wasps with long legs that dangle during flight. They're typically brown with yellow markings and measure 16-25mm. They build distinctive open-celled paper nests that hang from a single stalk, resembling an umbrella. Nests are often found under eaves and overhangs.

Paper Wasp - showing key features for identification
Behavior

Paper Wasp Behavior & Habits

Understanding how paper wasp behave helps prevent infestations

Paper Wasp behavior and habitat

Paper wasps are less aggressive than yellowjackets but will sting to defend their nest. Colonies are smaller (15-200 workers) and queens often start nests in the same location year after year. They're beneficial predators of caterpillars and other garden pests.

Dangers

Paper Wasp Risks & Dangers

What paper wasp can do to your health and property

Health Risks

Paper wasp stings are painful and can cause allergic reactions. They're less likely to sting than yellowjackets unless their nest is directly threatened. Multiple stings can occur if a nest is disturbed.

Property Damage

Paper wasp nests can stain surfaces and their presence near entry points creates ongoing sting risk.

Warning Signs

Signs of Paper Wasp Infestation

Look for these indicators in your home

Umbrella-shaped paper nests under eaves
Wasps hovering around outdoor light fixtures
Nests attached by single stalk to horizontal surfaces
Visible open hexagonal cells in nest
Wasps entering holes in siding or deck boards

Paper Wasp in Boise & the Treasure Valley

Paper wasps are common throughout Boise, building nests under nearly every eave and porch overhang. They become most numerous in late summer. Unlike yellowjackets, they generally won't bother you unless you approach their nest.

Our Solution

How We Eliminate Paper Wasp

Professional treatment for complete elimination

Paper wasp control involves direct nest treatment, typically in the evening when wasps are less active. Small nests can be removed after treatment. We also treat common nesting sites to prevent new colony establishment.

Prevention

How to Prevent Paper Wasp

Steps you can take to reduce the risk of infestation

1
Remove nests early in season when small
2
Check common nest sites in early spring
3
Seal gaps in siding and soffits
4
Paint or varnish bare wood surfaces
5
Keep garbage sealed
FAQ

Paper Wasp Questions Answered

Common questions about identification, prevention, and treatment

Are paper wasps beneficial?

Yes, paper wasps are excellent predators of caterpillars, flies, and other pest insects. If their nest isn't near a high-traffic area, consider leaving them alone.

Related

Similar Pests

Learn about other pests in this category

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