This Beer Bottle Trick Is the Best Approach to Lure Fruit Flies

A swarm of gnats inside your house is a significant nuisance — however it’s nothing in comparison with the $200 to $600 you’ll possible should shell out if the infestation will get so unhealthy you want to name in a pest management skilled.

Fortunately, there are simple and efficient methods to cease these tiny winged creatures of their tracks and forestall them from coming again. We spoke with pest management consultants to get their greatest recommendation for eliminating all sorts of gnats.

What’s a gnat?

Gnats are teeny-tiny flying bugs which might be typically present in swarms and are identified for his or her means to hover in place. Three of the commonest sorts of gnats present in houses are fungus gnats, fruit flies and drain flies. You’ll first have to rise up shut and private to establish which gnats you’re coping with in your house, as a way to greatest perceive how one can remedy the issue.

a macro shot of a single fungus gnat on a leaf, it has a yellow underside and long black legs

Fungus gnats

Fungus gnats are black with lengthy legs. They’re usually discovered close to potted crops.

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a macro shot of two fruit flies on a piece of produce, they have brown bodies and red eyes

Fruit flies

Fruit flies are brown with pink eyes and often extra spherical in form. They’re usually present in kitchens.

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a single moth fly or drain fly on a blue background, it is gray and fuzzy

Drain flies

Drain flies are fuzzy with moth-like wings. They usually congregate round drains.

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The excellent news is that whereas some species of gnats can chunk and sting, the categories mostly discovered indoors are merely only a nuisance to people, flying in your face throughout meal prep or throughout a cocktail party. “In a latest examine, we discovered most of ‘flying bugs’ in houses are fungus gnats,” says Dr. Changlu Wang, who works within the Division of Entomology at Rutgers College, including that fungus gnats “don’t chunk individuals or trigger allergic reactions.”

Whereas gnats are unlikely to go away on their very own, they are often managed with a little bit of vigilance and a few primary house cures.

Learn how to stop gnats

Usually talking, gnats — together with many different pests — thrive in moist, humid environments, so you could wish to take into account working a dehumidifier in notably dank areas of your house. “In damp basements, maintain relative humidity under 50% and ensure bogs are nicely ventilated,” says Dan DiClerico, the Good Housekeeping Institute’s Residence Enchancment and Outside Lab director. “Simply remember the fact that a dehumidifier gained’t remedy the underlying supply of the humidity.” You’ll additionally wish to repair any leaking pipes and ensure your house’s gutters and downspouts are channeling water away from basis partitions to maintain moisture out.

Past that, the simplest approach to stop infestations in your house by eliminating the bugs’ “meals” supply, which varies relying on the kind of gnat:

✔️ Fungus gnats are often discovered close to houseplants. “Fungus gnat infestations are sometimes attributable to sources of damp soil, similar to houseplants, or decaying or broken plant roots,” says Dr. Jim Fredericks, a board-certified entomologist and senior vice chairman of public affairs on the National Pest Management Association (NPMA). To forestall fungus gnats, it’s essential to commonly repot your houseplants in new soil and ease up on overwatering them.

✔️ Fruit flies feast on decaying vegetables and fruit. To prevent fruit flies in your home, rinse and dry your produce as quickly as you get it house from the shop, then maintain it inside bins or in your fridge as a lot as potential. “By washing them and storing them correctly, fruit flies can’t discover that meals supply anymore,” says Chelle Hartzer, an entomologist with Orkin. Fruits that ripen shortly — like apples, grapes, melons, pairs, peaches and plums — may be saved within the low-humidity crisper drawer; produce that’s vulnerable to wilting, together with leafy greens, carrots and broccoli, belong within the high-humidity crisper drawer. Whereas bananas are greatest left on the countertop, ideally on a devoted banana hanger, you’ll be able to switch them to the fridge as soon as ripe, or peel and retailer them within the freezer in an hermetic container.

✔️ Drain flies are often present in kitchen and toilet drains, rubbish disposals and seldom-used bogs, since they like micro organism, sewage and gunk. To forestall drain flies, it’s essential to clear and clear these plumbing strains regularly, particularly throughout scorching, humid summer time climate.

  • To scrub drains, pour in an answer of equal components baking soda and vinegar, wait 5 minutes, then observe with boiling water. Cussed clogs may require a harsher therapy; Hartzer advises utilizing a drain cleaner like Drano Max Gel Clog Remover to flush out the pipes. If the issue persists, an ongoing infestation might point out a leak, so name a plumber.
  • To scrub rubbish disposals, toss a dozen ice cubes within the chamber, plus 1 tablespoon of baking soda, just a few lemon slices and 1 teaspoon of bleach. Flip the disposal on with out working water till you hear the grinding cease. Then, with the motor working, flush with chilly water for 30 seconds.

Learn how to do away with gnats shortly

Whereas preventive measures will cease gnats on the supply, generally it’s greatest to take instant motion. Listed below are the simplest methods to do away with gnats, immediately.

1. Use a high-tech bug zapper.

We’ve discovered that plug-in traps may be extraordinarily efficient. Think about the Zevo Flying Insect Trap, a GH Seal holder that makes use of secure quantities of blue and UV gentle to draw gnats, fruit flies and mosquitoes. “I personally love the Zevo traps which have earned our Seal; I’ve them in my home all 12 months spherical,” says Birnur Aral, Ph.D., director of the Good Housekeeping Institute’s Well being, Magnificence and Sustainability Lab. “We just lately examined the most recent model of the product and located or not it’s much more efficient at trapping gnats.”

how to get rid of gnats – zevo flying insect trap

In our assessments, the Zevo Flying Insect Lure began trapping bugs straight away and was stuffed with lifeless ones when it was time to interchange the cartridge after 15 days.


2. Strive a sprig resolution.

The Zevo Fly, Gnat & Fruit Fly Flying Insect Spray, one other GH Seal holder, can be a superb possibility. It makes use of geraniol and lemongrass oil, that are bio-insecticides that don’t have to be registered with the EPA, to kill gnats on contact. Although secure round individuals and pets, the spray have to be dealt with correctly; Zevo cautions towards it coming into contact with eyes or pores and skin, and the flammable liquid ought to by no means be used close to electrical wiring.

3. Make a DIY vinegar lure.

Among the finest and best strategies is to arrange a vinegar lure. There are just a few methods to do that:

  • Make a lure with apple cider vinegar and plastic wrap: DIY your personal fruit fly lure by pouring somewhat apple cider vinegar right into a glass or simply eradicating the cap from the bottle. Cowl the opening with plastic wrap and safe with a rubber band. Then, poke just a few small holes within the plastic. The fruit flies will enter however not be capable to make their approach out.
  • Make a lure with a paper cone, vinegar and previous fruit: Place somewhat vinegar and a piece of very ripe fruit in a jar. Then, roll printer paper right into a cone and stick it into the jar, putting the slim opening down. The odor of rotting produce will assist entice the fruit flies into the combination, however the paper cone will make it tough for them to flee.
  • Pass over a bowl of vinegar and dish cleaning soap: Add three drops of dish cleaning soap to a bowl of vinegar, and go away it uncovered in drawback areas. The cleaning soap cuts the floor pressure of the vinegar, so the flies which might be enticed by the vinegar will sink and drown.

4. Put out a beer or wine lure.

Together with vinegar, fruit flies additionally just like the odor of wine. Pass over an almost-empty open bottle of previous wine — the thin neck will maintain the flies trapped. The Old Farmer’s Almanac additionally recommends utilizing stale beer to draw fruit flies.

5. Purchase a sticky lure.

For a fail-safe lure, purchase Aunt Fannie’s FlyPunch! on Amazon. The combination contains sodium lauryl sulfate (a surfactant utilized in soaps) and malic acid (present in fruit). Simply open the highest, set it in your counter and watch the cycle of life unfold.

Electric Flying Insect Trap Starter Kit

Zevo Electrical Flying Insect Lure Starter Package

Fly, Fruit Fly, Gnat & Flying Insect Killer & Repellent

Zevo Fly, Fruit Fly, Gnat & Flying Insect Killer & Repellent

FlyPunch Fruit Fly Trap

Aunt Fannie’s FlyPunch Fruit Fly Lure

In search of extra recommendation on managing pests? Try our guides to the best mouse traps and how to get rid of silverfish.

Headshot of Caroline Picard

Contributing Author

Caroline is a author and editor with virtually a decade of expertise. From 2015 to 2019, she held varied editorial positions at Good Housekeeping, together with as well being editor, overlaying vitamin, health, wellness, and different life-style information. She’s a graduate of the Medill Faculty of Journalism and desires of the day Northwestern will return to the Rose Bowl.  

Headshot of Amanda Garrity

Amanda Garrity is a way of life author and editor with over seven years of expertise, together with 5 years on employees at Good Housekeeping, the place she coated all issues house and vacation, together with the most recent inside design traits, inspiring DIY concepts and reward guides for any (and each) event. She additionally has a smooth spot for feel-good TV, so you’ll be able to catch her writing about well-liked reveals like Virgin River, Candy Magnolias, Hallmark Channel’s When Calls the Coronary heart and extra.