European paper wasp

Polistes dominula · Paper wasps

A slender black-and-yellow social wasp that builds open, umbrella-shaped paper nests and can sting if threatened.

!To humansPainful sting ❦To plantsBeneficial

European paper wasp (Polistes dominula) — (c) antimatterbee, some rights reserved (CC BY) · iNaturalist

!Is the european paper wasp dangerous?

Yes, it can be. Polistes dominula can deliver painful stings and will defend nests aggressively. For most people stings cause localized pain, redness and swelling. Those with wasp or insect venom allergies may experience severe allergic reactions (anaphylaxis) and require emergency care. First aid: move away calmly, clean the area with soap and water, apply cold compresses to reduce swelling, and seek medical help for signs of severe reaction (difficulty breathing, hives, dizziness).

Pets

Stings can be painful to pets; multiple stings or stings in sensitive areas (mouth, throat) may require veterinary attention. Pets with known allergies may need emergency care.

📖Overview

Polistes dominula is a social paper wasp native to Europe and parts of Asia that has established invasive populations in North America, South America, South Africa and other regions. Colonies are annual in temperate zones: queens overwinter and start nests in spring; workers build and provision the nest through summer, and new queens and males are produced in late summer or autumn. Adults feed on nectar while workers hunt caterpillars and other soft-bodied insects to feed the larvae.

European paper wasps are commonly found on buildings, under eaves, in sheds, and on low shrubs where they attach their small, open-comb nests. They are generally not aggressive when foraging but will defend their nest vigorously and can sting repeatedly if the nest is disturbed. They are useful predators of garden pests but can be a nuisance or hazard when nests are built near people or pets.

🔍How to identify a european paper wasp

Adults are slender-bodied wasps with a narrow 'waist' (petiole) and long legs that hang during flight. The typical coloration is contrasting black and yellow patterning across the abdomen and thorax, with a mostly yellow face, bright orange antennae and yellow-orange legs. Nests are small, papery, umbrella-shaped combs usually with no outer envelope, attached by a single stem to horizontal surfaces such as rafters, eaves, or branches.

Slender body 12-20 mm with narrow waist and long legs that hang during flight.
Distinct black and yellow banding on abdomen, yellow face and bright orange antennae.
Small open umbrella-shaped paper nests attached by a single stem, usually without a full outer envelope.
Compared to native Polistes species in North America, P. dominula is much more extensively black-and-yellow (yellowjacket-like); geographic context helps identification.

Lookalikes

Northern paper wasp and other native paper wasps Polistes fuscatus (and other Polistes spp.)

Native North American paper wasps are mostly brown or reddish with limited yellow, while P. dominula is boldly black-and-yellow like a yellowjacket, with orange antennae.

Yellowjacket Vespula spp.

Yellowjackets are more robust, build enclosed nests often underground or in cavities, and have a stockier appearance compared with the slender, long-legged Polistes.

European paper wasp vs Common wasp →

↻Life cycle

Egg
Laid singly in individual cells of the paper comb; eggs hatch in a few days depending on temperature.
Larva (grub)
Larvae are fed by workers with chewed-up insects and protein; they grow through several instars over about 1-2 weeks.
Pupa
Larvae pupate inside the cell, transforming into adults over several days to weeks.
Adult (worker/queen/male)
Queens found nests in spring and produce workers; workers maintain the nest and forage; new reproductive males and queens are produced late season and queens overwinter.

🍃Diet and predators

Young eat

Fed by adult workers on chewed caterpillars and other soft-bodied arthropods and insect protein

Adults eat

Feed on nectar, sap, fruit juices and other sugary liquids; adults also consume small insects occasionally

Predators of the young

Birds, predatory insects, spiders and parasitic flies or wasps

Predators of adults

Birds, spiders, mantids and larger predatory insects; nests may be raided by mammals or other wasps

🌱Effect on plants and gardens

Adults visit flowers for nectar and pollinate occasionally; workers hunt caterpillars and other soft-bodied insects, helping control garden pests.

How to get rid of european paper wasps

Avoid sudden disturbance of nests. For nests on buildings, seal likely entry points before spring to prevent founding. Small nests can sometimes be removed early in the season by a trained person wearing protective clothing at dusk or dawn when wasps are less active; consider hiring a pest control professional for established nests or if occupants are allergic. Non-lethal options include encouraging nesting away from high-use areas and using decoy nests (results vary).

📍Where and when to find it

Look for adults on flowers and around buildings, and for nests under eaves, in sheds, garages, on porch ceilings, or attached to low shrub branches. Larvae are inside the exposed comb cells of the nest.

Best time

Best observed spring through early autumn; early morning and warm daylight hours when adults forage.

Observation tips

Observe from a distance to avoid disturbing the nest. Use a zoom lens for photos. If you need to approach, do so slowly and avoid sudden movements; dusk or dawn is quieter.

✨Fun facts

Polistes dominula was accidentally introduced to North America and has spread rapidly in many regions since the late 20th century.
Paper wasps make their nests from chewed plant fibers mixed with saliva, creating a papery material.
Nestmates recognize each other mainly by chemical cues on their body surface.

?Frequently asked questions

Are European paper wasps dangerous?

They can sting and will defend their nest, so they are a hazard if nests are near people or pets. Most stings are painful but not life-threatening; people with allergies should be cautious.

Do European paper wasps bite?

They do not typically bite skin for defense; their main defense is to sting. They use mandibles to chew nest material and prey.

Why is a paper wasp building a nest on my house?

Eaves, rafters and sheltered spots provide stable attachment points and protection from rain and wind, which makes them attractive nest sites.

How can I get rid of a paper wasp nest?

If the nest is small and early in the season, a professional or a well-protected person can remove it at dawn or dusk when wasps are less active. For established nests or if anyone is allergic, hire a licensed pest control service. Do not attempt to destroy nests without protection and proper technique.

Are European paper wasps beneficial to gardens?

Yes. Workers prey on caterpillars and other pests and visit flowers for nectar, so they help both pest control and incidental pollination.

📷Photos of the european paper wasp

This guide was written with AI assistance and fact-checked, last updated 2026-10-09. Identification from photos is never certain: don't handle insects you can't identify, and get medical advice for bites, stings or allergic reactions.