The short version
Around Lafayette, queens start nests in February or March, 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.
Anyone in Lafayette dealing with wasps, hornets or yellowjackets at home.
What to look for
Near a door or deck, stings will happen. Wasps defend the area around their nest. Late-summer colonies are big and quick to sting.
- 1Wasps entering an attic vent, dryer vent or weep hole.
- 2Yellowjackets streaming from the ground after mowing or trimming.
- 3Small golf-ball-sized paper nests under eaves in spring.
- 4Pets pawing at their face after sniffing a lawn spot.
- 5Wasps clustered at a hummingbird feeder or ripe grapes.
- 6Yellowjackets crowding trash cans, soda cans and pet food.
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 Lafayette 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 soffits, vents and gaps after a wall nest has died
Ground and Wall-Void Nest Treatment
$150–$500
Ground nests can hold thousands of yellowjackets by late summer. Mowing over one sets them off. Treatment is done in protective gear, usually at dusk.
- Time
- 30–60 minutes plus a return visit
- Best for
- Yellowjackets in lawns, retaining walls, soffits and wall voids
Aerial Nest Treatment and Removal
$100–$400
Exposed paper wasp and hornet nests under eaves, in trees or on porch ceilings in Lafayette are treated with a fast-acting aerosol or dust, then removed once the colony is dead. Most are handled in a single visit.
- Time
- 30–90 minutes
- Best for
- Exposed paper wasp, hornet and bald-faced hornet nests
Prices are typical published ranges. Ask what’s included before you compare quotes.
Yellowjackets often nest in old rodent holes and gaps in garden walls. Watch for wasps flying low and steady into one spot.Which wasps live around Lafayette.
Leave those to a pro. In mild winters around Lafayette, some yellowjacket nests survive and grow huge. They're large, fly at night, and nest in hollow trees. European hornets live in Louisiana too. Bald-faced hornets build big gray nests in trees and eaves. They cause most stings. Eastern yellowjackets nest in the ground and in wall voids. They build open, umbrella-shaped combs under eaves and railings. Paper wasps are the most common around Lafayette. They rarely sting. Mud daubers build tube-shaped mud nests.
Local wasps conditions in Lafayette.
An inspection in Lafayette usually starts outside and works inward, checking the foundation, gaps around doors and windows, and any moisture or clutter near the structure first. Around Lafayette, 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. Lafayette sits in a humid subtropical climate, and that sets the pace for wasp activity here: mid-summer through fall (July-October). A provider who works Lafayette and Louisiana 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. Knowing Lafayette'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.
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.
Winters around Lafayette are mild, so nests can last much longer. Early spring is the easiest time to remove small starts.
Where they nest around houses here.
Watch for wasps flying in and out of a gap. Look under railings, play sets and grills. Many homes in Lafayette sit on slabs, so check eaves, the garage and patio covers first. Homes from Lafayette out to New Iberia share the same favorite nest spots. A ground nest looks like wasps streaming from one hole.
A year of wasps in Lafayette.
- Spring: queens start new nests around February or March. Knock down small starts. - Winter: lows near 45°F in Lafayette. Some nests keep going. - Late summer: peak season. Workers hunt sweets near people. - Summer: highs near 92°F in Lafayette help colonies grow fast.
Wasp, hornet or bee?
- Paper wasp: slim, long legs, open comb. - Honey bee: fuzzy and golden. about relocation. - 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.
If you get stung.
If someone carries an epinephrine pen, use it. 911 for trouble breathing or a swollen face or throat. An antihistamine can ease itching and swelling. Wash the sting and use a cold pack. Move away from the nest first.
Keeping wasps away from the patio.
- Food: cover plates and drinks outdoors. - Gaps: seal gaps after a nest is gone. - Spring checks: knock down small nests early. - Fruit: pick up fallen fruit. - Trash: keep lids tight and bins away from doors.
Ground nests: what to do.
Pros treat ground nests at night, when the colony is home. Don't pour gasoline or water in. Don't mow over it. Keep kids and pets away. Mark the hole with a flag.
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.
- Only if it’s small, low and out in the open. - Leave it overnight, then bag the nest. - 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.
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.
- Drinks: use cups with lids or straws. - Kids: teach them to walk away calmly. - Calm: don’t swat; slowly move away. - Trash: bag scraps and close the bin. - Food: keep it covered until you eat.
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.
- What kind of wasp is it? - Is a return visit included? - Is removal of the dead nest included? - How will you treat a nest inside the wall?
What affects the price
- Dense siding, brick or stone that limits dust access.
- Sting allergy in the home requiring extra precautions.
- Ground nest with multiple entrances or deep burrows.
- Local labor rates and seasonal demand.
- Nest height, and whether it needs a lift.
- After-hours, weekend or emergency scheduling.
📊
What's your biggest concern about wasps?
When to call for help
They'll find another way in. Don't seal a hole wasps are using. right away if anyone in the house is allergic. Call for nests in walls, attics, the ground, or anywhere high.
What you can do yourself
A small, reachable paper wasp nest is a fair DIY job. Spray it at dusk with a wasp aerosol. Knock it down the next day. Big, high or hidden nests are a job for a pro.
Wasps in Lafayette
Winter lows near 45°F in Lafayette are mild, so some yellowjacket nests survive the winter and keep growing. In denser parts of Lafayette, nests turn up in eaves, balconies, signs and wall gaps. With summer highs near 92°F in Lafayette, colonies grow fast and are biggest by August.
Local research
Wasps in Lafayette, LA: what the public record shows
Before you compare quotes, it helps to know which wasps actually live in Louisiana, when they are busiest around Lafayette, and what the state figures look like. Everything below links to the agency or university page it came from.
Wasp species recorded in Louisiana
- Southern yellowjacket (Vespula squamosa) — Texas A&M: 'Colonies can contain up to 4,000 workers', 'In Texas, some colonies can survive for several years and continue to grow', and southern colonies '6 ft across' have bee…
- 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 '…
- 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 Lafayette
Colonies start in April–May and peak from late summer into fall; in the Gulf South some southern yellowjacket colonies survive winter and grow into multi-year 'super nests' (Clemson, Texas A&M).
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). European paper wasp is reported less common in the Southeast and Great Plains (Penn State).
Rules that apply in Louisiana
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; Southern Yellowjackets - Field Guide to Common Texas Insects; Baldfaced Hornet; European Hornet; 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.
- Plug weep holes with mesh inserts, not solid caulk.
- Cap hollow fence posts, railings and play-set tubes.
- Avoid bright floral clothing and strong perfume near nests.
- Pick up fallen fruit under trees promptly.
- Fill gaps in retaining walls and stacked stone.
Jot down where nests turned up this year. Queens often pick the same eaves and gaps, so you'll know where to look first next spring.Did you know?
Yellowjacket nests are never reused a second year
A bald-faced hornet is actually a yellowjacket, not a true hornet
Questions people ask
Why are there suddenly so many wasps in late summer?
Colonies are at their biggest by late summer. Food gets scarce, so workers hunt sweets and protein near people.
Can I seal the hole wasps are using?
They may chew into your house. Treat first, then seal once activity stops. No. Sealing traps them inside.
Are wasps good for anything?
They eat caterpillars and other pests. Leave nests that are well away from people. Yes.
Should I be worried about a nest in the ground?
Ground nests are usually yellowjackets. Mowing over them sets them off. Yes, if it's near a path or play area.
Are wasps dangerous to my pets?
Dogs often get stung on the face. your vet if swelling spreads or breathing changes. They can be.
What's the usual way to get rid of a nest?
Around Lafayette, a dust or spray into the nest opening at dusk, then removal once activity stops.
What stops people from dealing with wasp nests?
Around Lafayette, fear of stings, nests that are hard to reach, and not noticing them until they're big.
When is wasp season in Lafayette?
Mild winters let some nests keep going.
Are hornets common in Lafayette?
Bald-faced hornets are, in trees and on eaves.
Nearby cities
Related guides
Sources (8)
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