The short version
Around Lewiston, queens start nests in May, and colonies peak in late summer. Small, low paper wasp nests can be handled at dusk. Leave wall, ground and high nests to a pro.
- Treat nests at dusk, when wasps are home.
- Never seal a hole wasps are using.
- Ground and wall nests are best left to a pro.
- Knock down small nests early in spring.
- Call 911 for breathing trouble after a sting.
Homeowners and renters in Lewiston with a nest near a door, deck or play area.
What to look for
Wasps defend the area around their nest. Near a door or deck, stings will happen. Late-summer colonies are big and quick to sting.
- 1Open umbrella-shaped comb under a porch ceiling or railing.
- 2Wasps hovering at a mulch bed or retaining wall gap.
- 3Chewed, scarred wood on fences, decks or cedar siding.
- 4Grey, papery football-shaped nest hanging in a tree or eave.
- 5Dead wasps collecting on interior windowsills in late summer.
- 6Buzzing audible through a ceiling or wall on warm afternoons.
Why it’s worth acting soon
- Nests grow all summer.
- Ground nests get disturbed by mowing.
- Wall nests can chew through into rooms.
- Stings are dangerous for anyone allergic.
Treatment options and typical costs
Inspection and Nest Identification
$75–$200
The inspection also flags anyone in the Lewiston household with a sting allergy, which changes how and when the work gets done. Ask for photos of what was found.
- Time
- 45–75 minutes
- Best for
- Every job; species and nest location decide the method
Sealing Up After the Nest Is Dead
$150–$450
This is the step homeowners skip most often. Sealing the void after treatment keeps the next colony out.
- Time
- 1–2 hours
- Best for
- Sealing the gap once the nest is dead
Aerial Nest Treatment and Removal
$100–$400
High nests near rooflines in Lewiston may need a ladder, a pole applicator or, occasionally, a lift. That access is what moves a quote toward the upper end.
- Time
- 30–90 minutes
- Best for
- Exposed paper wasp, hornet and bald-faced hornet nests
Ground and Wall-Void Nest Treatment
$150–$500
Yellowjackets nesting in Lewiston lawns, retaining walls and old rodent burrows are treated by applying insecticidal dust directly into the entrance hole. Dust carries deep into the chambers as workers walk through it.
- Time
- 30–60 minutes plus a return visit
- Best for
- Yellowjackets in lawns, retaining walls, soffits and wall voids
Prices are typical published ranges. Ask what’s included before you compare quotes.
In cold-winter areas, old nests are empty by now. It's a good time to fix vent covers and siding gaps before queens go looking in spring.Which wasps live around Lewiston.
Bald-faced hornets build big gray nests in trees and eaves. European hornets live in Maine too. They're large, fly at night, and nest in hollow trees. Mud daubers build tube-shaped mud nests. They rarely sting. Paper wasps are the most common around Lewiston. They build open, umbrella-shaped combs under eaves and railings. Eastern yellowjackets nest in the ground and in wall voids. They cause most stings.
Local wasps conditions in Lewiston.
An inspection in Lewiston usually starts outside and works inward, checking the foundation, gaps around doors and windows, and any moisture or clutter near the structure first. Knowing Lewiston's seasonal timing lets you schedule treatment before the busy stretch rather than after it, which usually means faster service and a more accurate quote. A provider who works Lewiston and Maine every day can point out the specific conditions that matter most here, and getting the scope, price, and follow-up terms in writing makes it easier to compare options. Lewiston sits in a humid continental climate, and that sets the pace for wasp activity here: mid-summer through fall (July-October). For Lewiston homes, the area is mostly urban, so wasps pressure can differ from one block to the next depending on how tight the entry points are and how much food, water, or shelter is close by.
Paper wasps like quiet, sheltered corners. Check garage rafters, door tracks and high shelves in spring for small starter combs.When they’re most active.
Nests die back after the first hard freeze in fall. Early spring is the easiest time to remove small starts.
Where they nest around houses here.
Watch for traffic in and out of gaps. A ground nest looks like wasps streaming from one hole. Homes from Lewiston out to Auburn and Brunswick share the same favorite nest spots. Plenty of homes in Lewiston have basements, but most nests are higher up. Check eaves, attic vents and window frames.
A year of wasps in Lewiston.
- Late summer: peak season. Workers hunt sweets near people. - Summer: highs near 80°F in Lewiston help colonies grow fast. - Spring: queens start new nests around May. Knock down small starts. - Winter: lows near 10°F in Lewiston. Nests die; only queens survive.
Wasp, hornet or bee?
- Mud dauber: thin waist, mud tube nests. Rarely stings. - Hornet: larger, with a big closed paper nest. - Yellowjacket: bright yellow and black, nests in the ground. - Paper wasp: slim, long legs, open comb. - Honey bee: fuzzy and golden. about relocation.
If you get stung.
An antihistamine can ease itching and swelling. Wash the sting and use a cold pack. Move away from the nest first. If someone carries an epinephrine pen, use it. 911 for trouble breathing or a swollen face or throat.
Keeping wasps away from the patio.
- Spring checks: knock down small nests early. - Fruit: pick up fallen fruit. - Trash: keep lids tight and bins away from doors. - Food: cover plates and drinks outdoors. - Gaps: seal gaps after a nest is gone.
Ground nests: what to do.
Don't mow over it. Keep kids and pets away. Mark the hole with a flag. Pros treat ground nests at night, when the colony is home. Don't pour gasoline or water in.
A nest, or just visitors?
A nest shows steady traffic to one spot. Wasps on flowers or trash cans may come from far away. Follow the line back to an eave, vent, shrub or hole. Watch at dusk, when they fly home.
Treating a small nest yourself, safely.
- Never spray from a ladder. - Use a jet wasp spray from several feet away. - Wear long sleeves, pants and gloves. - Wait until dusk, when wasps are home and slow. - Never if anyone in the house is allergic. - Only if it’s small, low and out in the open. - Leave it overnight, then bag the nest.
Wasps and pets.
Most stings just swell a little. Dogs often snap at wasps and get stung on the face. Keep pet food and water bowls indoors in late summer. your vet if the throat swells or breathing changes.
Kids and wasps.
Swatting makes a sting more likely. Teach kids to walk away calmly. Use cups with lids for sweet drinks outside. Check play sets, slides and playhouses for nests each spring.
After the nest is gone.
Seal the gap a wall nest used once it's quiet. Wasps don't reuse old nests. Knock down small new nests early next spring. Check nearby eaves for new starts.
Wasps at picnics and barbecues.
- Calm: don’t swat; slowly move away. - Trash: bag scraps and close the bin. - Food: keep it covered until you eat. - Drinks: use cups with lids or straws. - Kids: teach them to walk away calmly.
Ground nests in the lawn.
Watch for wasps flying in and out of the grass. Yellowjackets often nest in old rodent holes. Mark it, and keep mowers and kids away until it's treated.
Questions to ask before you sign.
- Is removal of the dead nest included? - How will you treat a nest inside the wall? - What kind of wasp is it? - Is a return visit included?
What affects the price
- Number of nests found on the property.
- Sting allergy in the home requiring extra precautions.
- Local labor rates and seasonal demand.
- Ground nest with multiple entrances or deep burrows.
- Whether nest removal is included after treatment.
- Species: paper wasps cost least, hornets and yellowjackets more.
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What's your biggest concern about wasps?
When to call for help
Call for nests in walls, attics, the ground, or anywhere high. right away if anyone in the house is allergic. Don't seal a hole wasps are using. They'll find another way in.
What you can do yourself
Big, high or hidden nests are a job for a pro. Knock it down the next day. Spray it at dusk with a wasp aerosol. A small, reachable paper wasp nest is a fair DIY job.
Wasps in Lewiston
In denser parts of Lewiston, nests turn up in eaves, balconies, signs and wall gaps. Winter lows near 10°F in Lewiston end the season; only new queens survive, tucked into sheltered spots. With summer highs near 80°F in Lewiston, colonies grow fast and are biggest by August.
Local research
Wasps in Lewiston, ME: what the public record shows
Before you compare quotes, it helps to know which wasps actually live in Maine, when they are busiest around Lewiston, and what the state figures look like. Everything below links to the agency or university page it came from.
Wasp species recorded in Maine
- Bald-faced hornet (Dolichovespula maculata) — Penn State: 'found in most of the 48 contiguous states and D.C., throughout Canada and in Alaska'; actually an aerial yellowjacket that builds the football-shaped gray paper nes…
- European hornet (Vespa crabro) — Penn State: 'first detected in the 1840s', 'well established in the eastern United States', 'first reported from Arkansas in 1999'; workers 'up to an inch (25 mm) long', nests '…
- European paper wasp (Polistes dominula) — Penn State: 'first reported in 1978 around Boston', now 'coast to coast ... although they are apparently less common in the Southeast and Great Plains'; nests in 'eaves of struc…
- Native paper wasps (Polistes spp. (e.g., P. fuscatus, P. apachus, P. exclamans)) — Open umbrella-shaped nests under eaves, porch ceilings and railings. UC IPM: paper wasp colonies 'vary between 15 to 200 individuals'; Penn State: queens 'establish nests in May…
When wasps are busiest around Lewiston
Queens emerge in April–May, colonies peak August–October, and workers die at the first hard frosts; only new queens overwinter (OSU, Penn State, UMN).
Bald-faced hornet range per Penn State covers most of the 48 contiguous states and D.C. European hornet is established across the eastern United States (Penn State).
Rules that apply in Maine
For context, nationally
- 788 — Deaths from hornet, wasp, and bee stings, 2011–2021 (US). CDC MMWR
- 72 deaths per year — Average annual sting deaths, 2011–2021 (US). CDC MMWR
Sources: CDC MMWR; Baldfaced Hornet; European Hornet; European Paper Wasp; Yellowjackets and Other Social Wasps (Pest Notes). Figures are quoted as the source prints them. How we check our sources
Simple ways to keep wasps away
- Screen attic, gable and dryer vents with fine mesh.
- Fill old rodent burrows and mulch-bed holes in spring.
- Cover drinks outdoors and use lidded cups for kids.
- Repair torn window screens and door sweeps.
- Keep compost covered and away from the house.
In apartment buildings, one nest in a shared wall or balcony can affect several units. Let the building manager know so it gets treated once, properly.Did you know?
Yellowjacket nests are never reused a second year
European hornets hunt at night and are drawn to porch lights
Questions people ask
How do I know if I have wasps, hornets or yellowjackets?
Hornets build big, gray, closed nests. Yellowjackets nest in the ground or walls. Paper wasps build open, umbrella-shaped combs.
Can wasps damage my house?
Carpenter bees do more wood damage. Yellowjackets in walls can chew through drywall. Rarely by much.
How do I find a good wasp control company?
Check that they're licensed in Maine. Ask how they treat hidden nests and whether removal is included.
Should I be worried about a nest in the ground?
Mowing over them sets them off. Ground nests are usually yellowjackets. Yes, if it's near a path or play area.
Are wasps dangerous to my pets?
your vet if swelling spreads or breathing changes. Dogs often get stung on the face. They can be.
How seriously do people take wasp problems?
For Lewiston homes, most people act once a nest is near a door, deck or play area, where stings are most likely.
Do wasp traps actually work?
They catch some foragers but rarely solve a nest problem. Find and treat the nest itself.
When is wasp season in Lewiston?
Around Lewiston, queens start nests in May, and colonies peak in late summer. Nests die back after the first hard freeze in fall.
Are hornets common in Lewiston?
Bald-faced hornets are, in trees and on eaves.
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Sources (9)
The facts in this article come from the public sources listed above. Every home is different, so ask the company you talk to about pricing and what’s included. Published by Wasp Exterminator · Updated September 11, 2026 · How we write these guides