The short version
The rule that wasp nests die every winter does not reliably hold in Tampa. Most colonies here still end with cold weather, but mild seasons let some yellowjacket nests carry into a second year and grow far beyond normal size. That changes the math: waiting out a Tampa ground nest or wall colony is a gamble, and hidden nests should be identified rather than ignored.
- Traps can make a Tampa patio nicer to sit on, but they won't get rid of a nest.
- Dusk is the safest time to treat any nest around Tampa, when the colony is home and sluggish.
- Typical published ranges for Tampa wasp work run about $100 to $600, driven by height and location.
- An old nest stays empty, yet the same eave or gap on a Tampa home often gets a new queen next spring.
For Tampa homeowners who have found a nest and want to know whether it needs money spent on it. It is also for landlords and property managers with wasps at a soffit or in a stairwell, and for anyone planning an outdoor event between August and October. If a member of the household carries an epinephrine injector, treat everything below as more urgent than it reads.
What to look for
UF/IFAS names two yellowjackets as Florida's problem species: the eastern yellowjacket and the southern yellowjacket. Both usually nest underground, and one documented southern yellowjacket nest measured about 20 centimeters wide and 20 deep, sitting 22.5 centimeters below the surface. That depth is the whole difficulty. Nothing on the lawn tells you it is there until traffic gives it away. Above ground, native paper wasps hang open combs under eaves, screen enclosures, and pool cages, and bald-faced hornets build the enclosed gray envelope in trees. Cicada killers dig single burrows in bare sandy patches and are close to harmless despite their size. The Tampa complication is duration. UF/IFAS describes colonies founded in spring by one queen, with the remaining colony dying as winter arrives, while UC IPM notes that in very mild winters some yellowjacket colonies survive several years and become quite large. Tampa's 74 percent average humidity and long warm season give a colony that survives an unusually long runway. Texas A&M has recorded southern yellowjacket colonies in the Gulf states measuring six feet across.
- 1A stream of wasps entering and leaving one hole in the lawn or a bare sandy patch.
- 2Wasps slipping under the flashing or soffit seam of a pool cage or lanai.
- 3An open comb of hexagonal cells hanging from a screen enclosure frame or eave.
- 4A gray papery envelope in an oak or hedge that gets larger week over week.
- 5Wasps working the trash lid, outdoor bar, or citrus dropped on the ground.
- 6Persistent traffic at a weep hole in stucco or block, always at the same spot.
- 7A nest that is still busy in December, which is the one to take seriously.
Why it’s worth acting soon
- A colony that survives a mild Tampa winter starts the next spring already large.
- Ground nests are found by mowers, trimmers, and bare feet rather than by looking.
- The CDC counted 788 US deaths from hornet, wasp, and bee stings between 2011 and 2021.
- Yellowjackets in a wall void can chew inward and appear inside the room.
- Screened enclosures trap wasps with people, which removes the option of walking away.
Treatment options and typical costs
Inspection and Nest Identification
$75–$200
Nest location drives everything else in Tampa: height, whether it sits in a void, and how close it is to doors or play areas. The inspection should end with a plan and a price.
- Time
- 45–75 minutes
- Best for
- Every job; species and nest location decide the method
Ground and Wall-Void Nest Treatment
$150–$500
Ground nests in Tampa can hold thousands of yellowjackets by late summer, and mowing over one triggers a mass defensive response. 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 Tampa 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
Preventive Spring Treatment and Follow-Up
$150–$400
Preventive work makes the most sense for Tampa homes that have had nests two years running, or where someone has a sting allergy. It is a modest cost compared with a wall-void job.
- Time
- 45–90 minutes
- Best for
- Homes with repeat nests or a sting allergy in the household
Prices are typical published ranges. Ask what’s included before you compare quotes.
Once a nest is dead, screening and sealing gaps around pipes and vents keeps next year's queen from using the same opening.Why the winter rule works differently on the Gulf Coast.
What happens then is not just survival, it is compounding. A colony that keeps its workers through the cool months starts spring with a labor force instead of a lone queen, and the nest expands from a base that a first-year nest never has. That is how the six-foot southern nests Texas A&M describes come to exist. The practical rule for Tampa is simple. Note whether the nest is still active in midwinter. If it is, stop treating it as a seasonal nuisance and get it looked. In most of the country, a wasp nest is a single-season object. A queen starts alone in spring, the colony builds all summer, hard frost kills the workers, and the empty nest is never reused. People from those states carry the rule south and apply it to Tampa. The trouble is the temperature. UC IPM states plainly that in very mild winters some yellowjacket colonies survive for several years and become quite large. Tampa's average winter low sits around 52 degrees, which is not the kind of cold that ends a colony outright.
Local wasps conditions in Tampa.
An inspection in Tampa usually starts outside and works inward, checking the foundation, gaps around doors and windows, and any moisture or clutter near the structure first. Knowing Tampa'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 Tampa and Florida 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. Tampa sits in a humid subtropical climate, and that sets the pace for wasp activity here: mid-summer through fall (July-October). For Tampa 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.
Yellowjackets sometimes nest in attics and wall voids, getting in through a torn vent screen or a gap in the soffit. Buzzing in a ceiling is worth a look.Species you will actually meet around Tampa.
They are defensive only within a foot or two of the comb. Bald-faced hornets build the enclosed gray football in trees and shrubs. Large, obvious, and best left alone when high and away from traffic. Cicada killers are the big solitary diggers in sandy soil. Impressive to look at, and functionally harmless. Identifying which of these four you have is most of the decision about what to do next. Four kinds of wasp cover almost every call in this part of Florida, and they call for different responses. The eastern and southern yellowjackets, the two species UF/IFAS names for Florida, nest underground and cause the incidents. They are small, smooth, and fast, and their nests give no visual warning. A documented southern yellowjacket nest measured roughly 20 centimeters wide and deep, buried 22.5 centimeters down. Native paper wasps are the ones you see. They hang open, umbrella-shaped combs under eaves, lanai frames, and light fixtures, and every wasp on the nest is visible.
What treatment looks like for a nest in sandy ground.
Timing is not negotiable. The application happens after dark or at first light, when foragers are home and the colony is sluggish. Anyone offering to do a ground nest at two in the afternoon in August is telling you how the visit will go. Expect to be asked to keep pets and children off that part of the yard for a couple of days. Once activity has fully stopped, the burrow can be collapsed and filled, which discourages a future queen from finding a ready-made cavity in the same spot. Sandy soil changes the job. Water and liquid insecticide move straight down through it, which is why the old advice about pouring something into the hole tends to accomplish nothing except stirring up the colony. Dust is the standard answer. It clings to the wasps that walk through the entrance, and they carry it inward across several days, reaching parts of the nest no applicator could get to directly. That is also why the entrance is left open rather than plugged after treatment.
Getting through August to October outdoors.
Keep food covered until people are actually eating. Latch the trash and rinse anything sweet before it goes in. Move the attractant, not the party. Fallen fruit, a hummingbird feeder, or a pet bowl left out will pull foragers to one corner of the yard, and shifting those items thirty feet away often solves the problem entirely. If you are planning an outdoor event during those months, walk the property a week ahead and look for flight lines at ground level. Finding a nest in advance is far cheaper than finding it with sixty guests present. Late summer and early fall is when a Tampa yard gets contested. Colonies hit their maximum worker numbers, and adult wasps shift toward sugar because the larvae that used to feed them are no longer being produced. That combination puts wasps at your table rather than in the shrubs. A few things genuinely help. Serve drinks from covered containers rather than open cans, because a wasp that goes inside a can and gets swallowed is the classic route to a mouth or throat sting.
How to read two quotes for the same nest.
Ask third about the dead nest. Killing a colony and removing the structure are separate tasks, and an enclosed nest left in place will stain and shed over your walkway. Ask fourth about sealing. Weep holes and soffit gaps that let a colony in once will let one in again next April, and closing them is what stops the annual repeat. Get all four answers before comparing numbers. Wasp quotes in Florida vary more than they should, and the spread usually comes from what each company assumes about the nest rather than from markup. Ask first whether the price includes locating the colony. On a hidden or underground nest, tracing flight lines is the labor, and a quote given over the phone without that step is a guess. Ask second what happens if the nest turns out to be older or larger than expected. In a climate where a colony may have run through a mild winter, that is a real possibility, and you want to know now whether the price changes.
What affects the price
- Whether the nest is visible or has to be traced from flight lines first.
- Depth of a ground nest and how much soil work reaching it involves.
- Age of the colony, since a second-year Florida nest is a different job entirely.
- Access around a pool cage or lanai, where equipment cannot swing freely.
- Whether taking the dead nest away is priced in or handled separately.
- Return visits, which mature colonies need more often than young ones.
- Sealing stucco weep holes or soffit gaps afterward so the void is not reused.
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What's your biggest concern about wasps?
When to call for help
Call a licensed applicator for any Tampa nest that is underground, inside a wall or pool cage frame, or still active after a mild winter. That last one matters more here than almost anywhere, because a colony carrying into a second year is beyond what over-the-counter products handle. as well if anyone in the household has had a reaction beyond ordinary swelling. The American College of Allergy, Asthma and Immunology reports systemic reactions to insect venom in about 3 percent of adults, and roughly a 60 percent chance of repeating a reaction once you have had one. rather than experiment when the nest is inside a screened area, because being enclosed with defensive wasps removes your escape.
What you can do yourself
Doing it yourself makes sense for one situation: a small open paper wasp comb, low enough to reach standing on the ground, treated after dark with an aerosol that shoots a stream. Everything about that scenario is knowable. You can see every wasp, you can see the whole nest, and you can step backward in a straight line. Ground nests fail the same test on every count. You cannot see how far the colony extends, how many exits exist, or how many wasps are in it, and pouring liquid down a hole in sandy soil mostly wets the sand. Wall voids fail for the same reason. There is also a Florida-specific caution. In a climate where a nest may have been building for more than one season, the difference between what you expect and what is actually in there can be large. If the entrance traffic looks heavier than a couple of wasps a minute, stop and get a quote.
Wasps in Tampa
Tampa sits 48 feet above sea level with about 50 inches of rain a year and average summer highs near 91 degrees. Warm, wet, and long: three conditions that keep insect prey available for wasp larvae from March into November, which is why colonies here can outgrow anything a northern yard produces on the same timeline. UF/IFAS has documented a Florida nest with more than 2,800 wasps present, and an aerial nest reaching about 2.5 meters, or 8.2 feet, in height. Those are not typical, but they show the ceiling. The seasonal picture for Tampa still follows the regional pattern, with colonies founded in April or May, several hundred workers by August, and peak activity through October. The difference is the tail. Winter lows averaging 52 degrees do not reliably end a colony, so a nest that is still busy in January is telling you something and deserves a professional look rather than another season of waiting.
Local research
Wasps in Tampa, FL: what the public record shows
Before you compare quotes, it helps to know which wasps actually live in Florida, when they are busiest around Tampa, and what the state figures look like. Everything below links to the agency or university page it came from.
Largest Florida yellowjacket nest documented by UF/IFAS
Florida ground nests can be far larger than northern ones.
UF/IFAS EDISFlorida aerial yellowjacket nest height (UF/IFAS)
Perennial-scale nests exist in Florida and need professional removal.
UF/IFAS EDISWasp species recorded in Florida
- Eastern yellowjacket (Vespula maculifrons) — UF/IFAS lists it with the southern yellowjacket as Florida's two yellowjackets; OSU lists it for Ohio; Texas A&M notes it is 'generally found in eastern Texas'. Ground nests 9.5…
- 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 '…
When wasps are busiest around Tampa
UF/IFAS: 'Colonies are founded in the spring by a single queen' and 'With winter's arrival, the remaining colony dies', though UC IPM notes colonies can persist several years where winters are very mild.
UF/IFAS identifies Florida's two yellowjackets as the eastern yellowjacket (Vespula maculifrons) and the southern yellowjacket (Vespula squamosa). One southern yellowjacket ground nest measured 20 cm wide by 20 cm deep, 22.5 cm below the soil surface.
Rules that apply in Florida
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: Yellowjackets and Hornets, Vespula and Dolichovespula spp. (Insecta: Hymenoptera: Vespidae); CDC MMWR; Southern Yellowjackets - Field Guide to Common Texas Insects; Baldfaced Hornet; European Hornet. Figures are quoted as the source prints them. How we check our sources
Simple ways to keep wasps away
- Check eaves, lanai frames, and screen door tracks weekly starting in March.
- Rinse recycling and keep trash lids latched, since scavenging peaks August through October.
- Pick up fallen citrus and fruit rather than leaving it to ferment in the yard.
- Screen soffit vents and cover stucco weep holes with insect-proof weep vents.
- Fill burrows and voids at the foundation line before the spring nesting season.
- Inspect the grill, meter box, and hollow rails before reaching into them.
- Keep pool cage screens patched, since a torn corner is a doorway to a sheltered nest site.
- Walk the property in February and look for anything still busy, which is the mild-winter warning sign.
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?
Mud daubers stock their nests with paralyzed spiders
In most places, only newly mated queens make it through the winter
Questions people ask
Do wasp nests die over the winter in Tampa?
Usually, but not always. UF/IFAS describes Florida colonies dying as winter arrives, while UC IPM notes that in very mild winters some yellowjacket colonies survive for several years and grow quite large. With Tampa winter lows averaging 52 degrees, that possibility is real.
How big do Florida yellowjacket nests get?
Larger than most people picture. UF/IFAS documented a nest with over 2,800 wasps present and an aerial nest about 8.2 feet in height. Texas A&M has recorded multi-year southern yellowjacket colonies in the southern states measuring six feet across. Those are exceptional cases, but they explain why an unfamiliar nest here should be assessed rather than approached.
How do I find a ground nest before I mow over it?
Watch, do not walk. Stand well back in mid-morning and look for wasps converging on one point in the grass or a bare patch. One documented southern yellowjacket nest sat 22.5 centimeters below the surface, so there is nothing visible to see except the traffic. Mark the spot with a flag from a distance and keep the mower away.
Are wasps in my pool cage a bigger problem?
They are, mainly because you cannot walk away. A screened enclosure keeps a defensive wasp in the same space as the people it is defending against, and the frame corners and soffit seams make sheltered nest sites out of the rain. With 50 inches of rain a year, a Tampa pool cage is one of the driest sheltered spots on the property. Check the frame joints and screen door track monthly, and treat a comb while it is still small.
What is the giant wasp digging in my sandy yard?
Most likely a cicada killer, and it is close to harmless. These are solitary wasps that dig individual burrows in bare, well-drained soil, defend no colony, and disappear within weeks. The males that buzz at you cannot sting at all. There is no group response when a burrow is disturbed, which is what separates them entirely from yellowjackets.
Should I spray the nest myself or call someone?
Spray only a small open comb you can see completely, at night, standing on the ground. Anything underground, inside a wall, inside pool cage framing, or larger than a softball is a different job with an unknown number of wasps in it. Store products are made for exposed nests, and using one on a hidden colony mostly makes it defensive.
How long until the wasps stop after treatment?
Expect two to four days for a dusted nest, and expect it to look worse before it looks better. Foragers that were away during the application come back, pick up product at the entrance, and carry it in, which means visible traffic continues for a while. If wasps are still moving in and out after a week, that is the moment to ask about a return visit.
Who is responsible in a rental?
A colony inside the building envelope, in a wall, soffit, or under a slab, is normally the owner's responsibility, because the wasps got in through the structure. A comb on a balcony rail is closer to routine upkeep. Report it with a photo and the date, especially between August and October, when colony size and sting risk both peak.
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Sources (15)
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