How do you get rid of mosquitoes in your home

Last updated 2026-08-14

How do you get rid of mosquitoes in your house?

Start by accepting a hard truth: you're not going to spray your way out of an indoor mosquito problem if you don't find where they're breeding or getting in first. A female mosquito needs standing water to lay eggs, and she can find it in surprisingly small amounts, a bottle cap's worth is enough for some species ^[1]. Check houseplant saucers, vases, pet water bowls left out too long, and any drain with standing water, including floor drains in basements or laundry rooms. Once you've dumped the water sources, deal with the mosquitoes already flying around. A few practical options work well indoors: a plug-in ultraviolet or CO2 trap near where you see the most activity, a handheld vacuum to physically remove resting mosquitoes off curtains and ceilings (they like to rest in cool, dark corners during the day), or a short burst from an aerosol labeled for indoor flying insects, used per the label directions in an unoccupied room with good ventilation afterward. Don't skip the entry points. Check window screens for tears, make sure screen doors close all the way, and look at where pipes or cables enter the house, since gaps there are an easy way in. A door sweep costs a few dollars and closes one of the most common entry gaps in older homes. If you're dealing with repeated indoor infestations rather than the occasional mosquito that slipped in, the breeding source is probably close to the house, not inside it. That points you toward the yard, which we get into below.

How do you get rid of mosquitoes in the house when they keep coming back?

Recurring indoor mosquitoes almost always trace back to an outdoor breeding site near an entry point, a clogged gutter, a saucer under a potted plant on the porch, or a rain barrel without a screen. The CDC notes that mosquitoes can complete their entire life cycle, egg to biting adult, in as little as 7 to 10 days in warm weather ^[2], so a gutter that holds water for a week can restock your indoor population faster than you can swat them. Walk the perimeter of the house once a week during mosquito season. Look at anything that holds water: gutters, downspout extensions, flowerpot saucers, low spots in tarps covering grills or firewood, and children's toys left in the yard. Empty, cover, or drain what you find. The EPA's guidance on this is blunt: source reduction, meaning eliminating standing water, is the most effective long-term step homeowners can take ^[3]. If the recurring mosquitoes are landing on you specifically inside the house, an EPA-registered repellent with DEET, picaridin, IR3535, or oil of lemon eucalyptus applied to skin can cut bites while you sort out the source problem, though repellents don't reduce the population, they just protect you ^[4]. For more on repellent options and how they compare, see our guide to mosquito repellent.

How do you keep mosquitoes away long term?

Keeping mosquitoes away is a maintenance habit, not a one-time fix. The standing-water check described above needs to happen on a schedule, weekly during active season in most of the country, because mosquito eggs can develop into biting adults within about a week under warm conditions ^[2]. Outside, a few structural changes make a real difference. Keep grass and shrubs trimmed, since adult mosquitoes rest in shaded, humid vegetation during the day. Move bird baths to a spot where you can dump and refill the water every few days. If you have a rain barrel, screen the inlet. If you have a pond, consider mosquito dunks containing Bti (Bacillus thuringiensis israelensis), a bacterium the EPA has registered as a larvicide that targets mosquito larvae without broad toxicity to fish or beneficial insects when used per label ^[5]. For the mosquitoes that are already adults and flying around your yard, source reduction alone won't touch them, since they can fly in from a neighbor's property too; some species travel a mile or more from where they hatched, though most stay within a few hundred yards of their breeding site ^[6]. That's where a barrier treatment comes in: a residual insecticide applied to vegetation, fence lines, and other resting spots that keeps knocking down the adult population between applications. Most professional programs reapply on a 10 to 14 day cycle because that's roughly how long the residual product stays effective and how fast new adults emerge to replace the ones you killed ^[7]. If your yard has enough mosquito pressure that you're avoiding your own patio, a mosquito control program on that kind of cycle is usually more reliable than DIY sprays alone.

What plants repel mosquitoes, and does planting them actually work?

Citronella, lemongrass, lavender, marigold, catnip, basil, and rosemary all get marketed as mosquito repellent plants, and there's some real chemistry behind the claim: several of these plants contain compounds (like citronellal or nepetalactone in catnip) that have shown repellent activity in lab studies when the oils are extracted and concentrated ^[8]. Here's the honest gap: having the living plant in a pot on your patio is not the same as applying its extracted oil to your skin at an effective concentration. A potted lemongrass plant releases far less of the active compound into the air than a bottle of citronella oil rubbed on your arm, and no university extension office recommends decorative plants as a standalone mosquito control strategy. They're a nice-to-have, not a defense. If you want a plant-based layer of protection, use them alongside real repellents and source reduction, not instead of them. For a rundown of which plant compounds have decent evidence versus which are mostly marketing, see natural mosquito repellent.

How do you get rid of mosquitoes in your backyard?

DIY yard spray (store-bought)	Knocks down visible adults temporarily	As needed, often weekly	Small yards, light pressure, budget-first
Professional barrier treatment	Residual application to vegetation and resting sites	Every 10-14 days [7]	Consistent yard use, moderate to heavy pressure
Installed misting system	Automated release from tubing around the property	Scheduled, often daily or at dusk	Large properties, heavy pressure, hands-off preference	DIY sprays from a garden hose attachment or backpack sprayer can knock down what's active that evening, but most consumer products break down in sunlight and rain within days, so a single application rarely lasts a week. Professional barrier treatments use EPA-registered products applied by a technician to the undersides of leaves, mulch beds, and fence lines where mosquitoes rest, and the 10 to 14 day reapplication window matches both the product's residual life and the roughly week-long mosquito development cycle [2][7]. Misting systems automate that same idea with scheduled releases but need regular refilling and maintenance, and some municipalities and states regulate them separately from barrier spraying, so check local rules before installing one. None of these approaches eliminates mosquitoes from a yard permanently. They knock the population down and keep it down as long as you keep the cycle going. If you want a professional assessment of which layer of your yard is driving the problem, most companies including ours start with a walk-through; you can get a free yard assessment to see what a barrier plan would look like for your property specifically.

Backyard mosquito control has three layers, and skipping any one of them leaves a gap. Layer one is source reduction: dump, drain, or cover every container that holds water for more than a few days, tarps, wheelbarrows, unused planters, kiddie pools, and clogged gutters. Layer two is habitat management: cut back overgrown vegetation where adults rest during the day and keep grass mowed. Layer three is active control of the adult population that's already flying in from elsewhere, since layers one and two don't touch mosquitoes hatched somewhere else. For that third layer, homeowners generally pick between three approaches: | Method | What it does | Typical cycle | Best for |

When do mosquitoes go away for the season?

Mosquitoes typically die off or go dormant once nighttime temperatures drop consistently below the mid-50s Fahrenheit, since adult mosquito activity slows sharply below about 60°F and most species stop biting altogether below 50°F ^[9]. In much of the northern U.S. that means late October or November; in the Gulf Coast and southern Florida, some species stay active close to year-round because the freezing temperatures needed to knock back overwintering populations rarely happen ^[9]. Cold doesn't kill every mosquito outright. Many species overwinter as eggs that survive freezing in the soil around dried-up breeding sites, hatching again the following spring when temperatures warm and water returns. Others, including some Culex species, overwinter as adult females in sheltered spots like crawl spaces, sheds, or storm drains, which is part of why you can occasionally see a mosquito indoors on an unseasonably warm winter day. Exact timing varies a lot by region and by species, so treat any calendar date as a rough guide rather than a rule. Your county or state extension office or local mosquito control district usually publishes more specific seasonal activity windows and can tell you which species are dominant in your area .

How do you get rid of ticks in your yard?

Tick control starts with habitat, not spray. Ticks need humidity and cover, so they concentrate in leaf litter, tall grass, and the edge zone where lawn meets woods or brush, a strip researchers commonly call the tick habitat interface. The CDC and university tick research programs recommend creating a barrier of wood chips or gravel, at least 3 feet wide, between lawns and wooded areas to reduce tick migration into yards . Mow the lawn regularly, clear leaf litter and brush, and stack woodpiles neatly in dry, sunny spots, since ticks avoid dry, hot conditions. Discourage deer, a major host for adult ticks, by removing brush piles near the house and considering fencing if deer traffic is heavy; the CDC also notes that keeping play equipment and patios away from wooded edges and in sunny spots reduces exposure . For active tick populations already in the yard, EPA-registered acaricide products applied to the lawn perimeter and wooded edge (not the whole lawn, which wastes product on low-tick areas) can reduce nymphal tick numbers meaningfully; the CDC cites studies showing properly timed yard applications can reduce tick populations by more than 50 percent in treated areas, though it also notes that this reduction alone hasn't been proven to reduce human tick-borne disease cases in controlled studies . That's an important nuance: yard treatment helps, but personal protection (repellent, tick checks, treated clothing) still matters even in a treated yard. See tick repellent for options there.

How do you get rid of ticks on your body or in your home?

If you find an attached tick, remove it promptly with fine-tipped tweezers, grasping it as close to the skin as possible and pulling straight up with steady, even pressure, per CDC guidance . Don't twist, don't use petroleum jelly or a hot match, and don't crush it with your fingers. Clean the bite site and your hands afterward with rubbing alcohol or soap and water. Save the tick in a sealed bag or container if you want it identified later, and watch the bite site for a rash or flu-like symptoms over the following weeks; the CDC recommends contacting a healthcare provider if you develop a fever or rash after a tick bite, since early treatment for tick-borne illnesses like Lyme disease is more effective . Ticks don't infest homes the way mosquitoes or fleas can, since they need a blood meal from a host to survive and don't reproduce indoors under normal conditions. A tick found inside the house almost always came in on a person or pet. Check pets regularly, especially around ears, between toes, and under collars, and talk to a veterinarian about tick preventives labeled for use on your specific pet species.

What actually kills mosquitoes indoors, and what's a waste of time?

Physical removal (vacuuming resting mosquitoes, dumping water sources) and targeted trapping do the most reliable work indoors. Plug-in traps that use UV light, heat, and sometimes CO2 to mimic a human host can meaningfully reduce indoor mosquito numbers over days, though they won't clear a room instantly the way a spray does. Aerosol sprays labeled for indoor flying insects work fast on contact but only kill what they touch; they don't have meaningful residual effect on hard surfaces the way outdoor barrier products do, and the EPA requires these products to carry specific use directions, including ventilation time before re-entry, that homeowners often skip ^[3]. Read the label. It's not filler text, it's the legal use instructions and the safety data in one place. Citronella candles and tiki torches do very little indoors; their smoke plume is designed for open-air dispersal and the concentration in a closed room isn't what was tested in the studies showing any repellent effect outdoors. Bug zappers marketed for indoor use mostly kill non-biting insects drawn to light, not the host-seeking female mosquitoes that bite you, according to entomology research on zapper catch composition . Skip both indoors; save the money for a trap or a screen repair kit instead.

Should you hire a professional or handle it yourself?

DIY works fine for occasional problems: a single mosquito that got in, a small yard with light pressure, a one-time cleanup after finding a forgotten water source. Traps, screens, and a can of aerosol spray solve most one-off situations without spending money on a service. A professional program earns its cost when the mosquito pressure is constant rather than occasional, when the yard borders woods, wetlands, or a neighbor with standing water you can't control, or when you're just tired of reapplying store-bought spray every few days with inconsistent results. Professional barrier treatments use products and application methods (targeting resting sites specifically, reaching taller vegetation and fence lines evenly) that are hard to replicate with a hose-end sprayer, and the 10 to 14 day cycle keeps the residual effect from lapsing between visits ^[7]. Duskproof runs both models: a seasonal barrier plan on that 10 to 14 day cycle, or an installed misting system for properties where automated, scheduled treatment makes more sense than a technician visit. Either way it starts with a walk of the property to find breeding sites and resting zones specific to your yard, not a generic treatment. You can get a free yard assessment to see what that looks like for your situation.

Frequently asked questions

How do you get rid of mosquitoes in your house fast?

Dump any standing water in plant saucers or vases, then physically remove resting mosquitoes with a handheld vacuum or use a plug-in indoor trap. For immediate knockdown, an aerosol labeled for indoor flying insects works on contact when used per label directions in a ventilated room. None of this stops new mosquitoes from getting in, so check screens and door seals too.

How do you keep mosquitoes away from your patio in the evening?

Run a fan nearby; mosquitoes are weak fliers and struggle against even light airflow. Apply an EPA-registered repellent to skin, remove standing water within 30 feet of the seating area, and consider a barrier treatment on surrounding vegetation, since that's where adults rest during the day before becoming active at dusk.

What plants repel mosquitoes the best?

Citronella, lemongrass, lavender, marigold, and catnip contain compounds shown to repel mosquitoes in lab studies, but potted plants release far less of the active compound than extracted oils applied to skin. Treat them as a minor supplement to real repellents and source reduction, not a replacement for either.

How do you get rid of mosquitoes in the house without chemicals?

Eliminate standing water sources indoors and out, use window and door screens without tears, run box fans in rooms where mosquitoes gather (they disrupt flight), and vacuum resting mosquitoes off walls and curtains. This won't handle a heavy outdoor population feeding your indoor problem, but it reduces both entry and breeding without spraying anything.

How do you get rid of mosquitoes in the backyard permanently?

Permanent elimination isn't realistic since mosquitoes fly in from neighboring properties and breeding sites you can't control. The realistic goal is consistent suppression: remove standing water weekly, keep vegetation trimmed, and maintain a barrier treatment or misting cycle (typically every 10 to 14 days) through the active season.

When do mosquitoes go away for the winter?

Adult mosquito activity drops sharply once nighttime temperatures stay below the mid-50s Fahrenheit and mostly stops below 50°F. In northern states that's usually late October or November; in warmer southern climates, some species stay active nearly year-round. Check your local mosquito control district for area-specific timing.

How do you get rid of ticks in your yard without killing your lawn?

Target treatment to the yard's edge where lawn meets woods or brush, rather than the whole lawn, using an EPA-registered acaricide per label directions. Combine that with a 3-foot-wide wood chip or gravel barrier at that edge and regular mowing, which reduces tick habitat without treating the entire property.

How do you get rid of ticks on dogs and other pets?

Use a veterinarian-recommended tick preventive labeled for your pet's species and weight, check pets after time outdoors (especially ears, between toes, and the collar area), and remove any attached tick with fine-tipped tweezers, pulling straight up. Treating the yard's wooded edges also reduces the ticks pets encounter outdoors.

What is a mosquito repellent plant and does it really work outdoors?

A mosquito repellent plant is one containing natural compounds, like citronellal in citronella grass or nepetalactone in catnip, that have shown repellent activity against mosquitoes in controlled lab settings. Outdoors, a potted plant releases far less of the compound than concentrated oil, so the real-world effect is modest at best.

Why do I keep finding mosquitoes in my house?

Recurring indoor mosquitoes almost always trace to a nearby breeding source, a clogged gutter, an uncovered rain barrel, or a saucer under a porch plant, combined with a gap in screens or door seals. Mosquitoes can go from egg to biting adult in about 7 to 10 days in warm weather, so even a small overlooked water source restocks quickly.

Does a barrier treatment get rid of mosquitoes completely?

No. Barrier treatments knock down the existing adult population and suppress new arrivals between applications, typically on a 10 to 14 day cycle, but they don't eliminate mosquitoes from an area permanently. Ongoing treatment through the season, combined with source reduction, keeps numbers low rather than at zero.

Are misting systems better than barrier sprays for mosquito control?

Misting systems automate scheduled releases from tubing around a property, which suits large yards or heavy, consistent pressure, while barrier sprays are applied by a technician to specific resting sites on a set cycle. Neither is universally better; it depends on property size, pressure level, and how hands-off you want the maintenance to be.

Sources

1. EPA, Mosquito Life Cycle: Mosquitoes can breed in very small amounts of standing water
2. CDC, Mosquito Life Cycle: Mosquitoes can develop from egg to biting adult in about 7 to 10 days in warm weather
3. EPA, Find the Insect Repellent that is Right for You: EPA-registered repellent active ingredients include DEET, picaridin, IR3535, and oil of lemon eucalyptus
4. CDC, Mosquito Control Basics: Mosquito flight range varies by species, with most staying within a few hundred yards of breeding sites though some travel farther
5. University of Florida IFAS Extension, Mosquito Control Around the Home: Residual barrier treatments and reapplication cycles are timed to product residual life and mosquito development speed
6. CDC, Mosquitoes and Weather: Mosquito activity slows sharply in cooler temperatures and varies seasonally by region
7. American Mosquito Control Association, Mosquito Biology: Mosquito species composition and seasonal activity vary regionally, and local mosquito control districts track species-specific timing
8. CDC, Preventing Ticks in the Yard: A wood chip or gravel barrier at least 3 feet wide between lawns and wooded areas reduces tick migration, and yard acaricide treatments can reduce tick populations though effect on human disease rates is unproven
9. CDC, Tick Removal and Testing: Proper tick removal uses fine-tipped tweezers with steady upward pressure, and prompt medical attention is recommended for fever or rash after a bite