As a preventative measure you only need to do this once a year after the initial treatment. References. Otherwise, like outdoors, they can thrive for long periods of time before naturally migrating to other locations. Our plan of attack is: Here are some methods with dealing with the adults first. I cant be outside but i am concerned from my lil grands who want to play outside. Fungus gnats will fly around the home but usually stay in the room where your plants are and very close to those plants, which they turn into their own homes. Make a candle trap. (& How to Use Each), Best Time to Plant Fruit Trees By Season & Type, Prevention and life cycle disruption for the larvae. Gnats can become a problem around the yard and garden when there is fungal disease development, rotting organic matter or excess moisture. This is a reasonable method if you're trying to cover a lot of ground outdoors. ... Let them hatch outside rather than somewhere in your home. This serves as the bait. If it's moist and has fungus growing, especially in topsoil, they like it. I think about what would happen if a bottle busted open during shipping. Get rid of new eggs leaving only the current generation and wait until such will die off either naturally or artificially. Heat your soil in the oven for half an hour at 160Â° F (71Â° C). To learn more tips from our Horticulturist reviewer, including how to treat the soil, keep reading! The sheet will prevent the gnats from laying their eggs in the soil and the scent will keep them away. You can lay these small squares sticky side up on the soil (and if you want, stick them down with toothpicks). Plants that are more easily harmed by fungus gnats are spider plants, wandering jew, geraniums, african violets, and peace lilies, so take extra care if you're growing these. The are also pollinators and even can aid in the spreading of mushroom spores. Apple Cider Vinegar to Kill Gnats Fast. It's not the prettiest solution but it drains quickly so adult gnats won't be tempted to lay eggs. Fungus Gnats make up 6 of the 7 families in the superfamily Sciaroidea. Add a Layer of Sand - Another way to keep your soil dry is to place about a 1/2 of an inch of coarse sand across the top of your soil. In most cases, especially indoors, fungus gnats are harmless. The annoyance with this is you'll need to start watering from the bottom of your container so you don't wash the sand away. Larvae of flying insects get infected with it, leading to their passing into bug heaven. Additionally, you can pour vinegar or beer into several jars with lids, add a few drops of dish soap, close the lids, and poke several holes into them to attract the adult flies. Fungus gnats are also susceptible to chemical control, though it is generally reserved for large potted plants or outdoor gardens. Soil should dry at least a little between waterings. We know ads can be annoying, but theyâre what allow us to make all of wikiHow available for free. % of people told us that this article helped them. This article was co-authored by Lauren Kurtz. Thanks to all authors for creating a page that has been read 16,753 times. My mom had them scattered in different window sills all the time. Learn more about. You can turn up an inch or two of soil and see if you can find any larvae. Always follow the instructions and safety recommendations provided with the pesticide spray. You'll find that they're small, as tiny as a fruit fly at about 1/16th to 1/8th of an inch in length. The best method for the outdoors involves either introducing predatory mites into the area or diatomaceous earth onto and into the soil. If the infestation is new, let the soil of infected plants dry out completely, which kills the … Repot The Plant To Deter Fungus Gnats. 21 Plants That Repel Ticks: Fresh Smells We Love & Ticks Hate! By taking all of these steps, you can naturally control and prevent fungus … If you can see their larvae, you'll find they're around 1/8th of an inch long. Where Do Spider Mites Come From? For a natural fungicide, sprinkle cinnamon on your potted plants or garden beds. Let Your Soil Dry Out - The first thing you can do is make sure you allow more time to pass between waterings of your plants. First let's talk about their activity levels. Avoid heating your soil using a tarp and solar energy outdoors, which may invite more pests. But most often they stick to the plants and soil. Keeping soil dry is the number one way to get rid of fungus gnats. Don’t water the soil! Lauren has worked for Aurora, Colorado managing the Water-Wise Garden at Aurora Municipal Center for the Water Conservation Department. If soil is visibly wet or damp, you should probably wait to water it. The cause of an infestation indoors and outdoors is simply a lack on your part to attack at least two stages of the life cycle (eggs, larvae, and adults) to put an end to the replication. You want to make sure you're dealing with fungus gnats and not fruit flies. Vinegar (or beer) will attract and kill adult gnats. The peroxide kills fungus gnat larvae on contact. What's nice is the adult fungus gnat only lives around one week, but in that time they can lay up to 300 eggs each. Add a few drops of dish soap to the liquid. Fill the 1-liter bottles to about 1/4 with the solution. Thus, you can use some of those unpreferable ones to repel them away from your surroundings. Direct action is encouraged to get rid of fungus gnats, as opposed to hoping they leave on their own, due to their rapid replication. Cover the Drainage Holes - If you're taking care of the top portions of the soil as mentioned above, fungus gnats will still seek out the moist drainage holes, so you need to cover them too. Use Vegetable Oil. If you see adults flying around in any significant numbers you need to act in the ways mentioned above, and quickly since their life cycle is so fast. Leave the jars scattered throughout the area infested by gnats. Take equal parts of apple cider vinegar and water and mix them up. The adults will fly into the jars and die. Prevent gnat invasions by keeping your yard and garden neat and clean and addressing moisture problems. Beneficial nematodes are often used for organic pest control of a wide variety of pests, … You don’t want to just move your pests from one part of the house to another. You need enough to create at least a 1/4 of an inch in liquid depth. The Fungus Gnat Predator - If you're dealing with a large scale garden, good decision is to introduce a predator into the mix. Early intervention is the key to preventing an outbreak. wikiHow is where trusted research and expert knowledge come together. How to Get Rid of Fungus Gnats Outside? Many come with guiding lines so you can cut them into tiny squares, which I recommend doing. Basically, you take a shallow dish like a small sauce serving bowl or tuna can that's around a 1/2 an inch deep and fill it with a custom mixture. These steps also work for the outdoors, but dealing with the larvae consistently is more important. Dilute the oil with water per manufacturer’s directions and directly … Size: Adult fungus gnats are tiny. Apple cider vinegar trap for gnats. Please help us continue to provide you with our trusted how-to guides and videos for free by whitelisting wikiHow on your ad blocker. The first move is to get rid of the adults to stop the laying of any new eggs. How to Get Rid of Swarming Gnats in Our Yard Life and Behavior of Gnats. Mosquito dunks spread a bacteria to the larvae and eggs to stop their development into adults. You can just leave an infected pot without watering for some time, the gnats’ … You need to get rid of the adults and stop eggs from hatching and larvae from developing all at once, otherwise multiple generations can grow while you're just dealing with the adults over and over. During their limited existence, gnats pass through four stages: egg, larva, pupa and adult. You'll typically find fruit flies in the kitchen, in your banana bags, coming out of your trashcans, and often in the garbage disposal and sink pipes (flush those out ASAP with dish soap). Place a candle in a candlestick and fill the holder partially with water. How to Get Rid of Fungus Gnats. Just pinch the top inch of your soil occasionally to check dryness. To learn more tips from our Horticulturist reviewer, including how to treat the soil, keep reading! So you might see them around the windows, your TV or computer monitor, and around lightbulbs, too. Keeping that bacteria around in the soil will stop these pesky buggers from going through their life cycle in your potted plants, which means no adults flying around and no larvae harming the roots of your plants. Exterior Lighting - Replacing standard exterior light bulbs with low voltage, bug light bulbs that are less attractive to flying insects. The only problem with this method is when you water the plants you'll wash away most of the diatomaceous earth. In about 4-6 days these eggs hatch into larvae and begin snacking on the roots of your plants in the moisture rich soil. This article has been viewed 16,753 times. Black flies, eye gnats, gall gnats (also referred to as gall midges), sand gnats, dark-winged fungus gnats, etc., are the commonly found types. Lauren Kurtz is a Naturalist and Horticultural Specialist. … Applying a combination of Flex 10-10 and Pivot 10 IGR can kill fungus gnats in all of its stages and keep them off your property. It also helps stop growing larvae from every being able to emerge out of the soil and through the sand. Pesticide sprays containing bifenthrin and cyfluthrin can also work. Choose any brand of fabric softener sheet that you’d like and place it evenly on the soil so it’s covering it up entirely. Inspect Plants Before Purchase - If you see any fungus gnats fly up when handling the potted plant, reject it and those around it. Here are a couple of ways to get rid of fungus gnats in plants that are outdoors. Wings are partially transparent, allowing you to see through them and rather quick to... Oil with water per manufacturer ’ s soil free … apple cider vinegar draws gnats fruit. Starting as a hobby, Worst Room has grown into an information and inspiration wheelhouse for professionals and home alike... Half an hour at 160Â° F ( 71Â° C ) ( remember, critters. Often they stick to the rest of the soil, keep reading topsoil... Traps Fill a shallow container with a little bit of apple … How to get a when! Bit of apple cider vinegar and water and mix them up has a dark gray to color. Effective way to get rid of spider mites and insects that lay their and! Traps Fill a shallow container with a contribution to wikiHow parts of apple … to! Within a few weeks drains quickly so adult gnats wo n't rot to cover the holes but Let! Eggs in the soil next time generation and wait until such will die off either naturally or.! Onto the soil, too small squares sticky side up on the and... Small black flies, you 'll have supplies on hand for ( god forbid next! Their heads and `` tails. `` seeing poor growth, yellowing, and sudden wilting steps work. Fly right into it how to get rid of fungus gnats outside stir lightly method for the water Conservation Department onto them and them! Which make them especially hardy when it comes to cold temperatures, How. Address both aspects and see if you can keep it in place with glue, tape, or bands... And addressing moisture problems there 's a problem around the yard and neat... Little between waterings mentioned above 's moist and has fungus growing, in... Especially hardy when it comes to cold temperatures of ways to get rid of gnats outside your house a... Squares, which i recommend doing or damp, you can imagine, the can... Infested with small black head at the tip of the affected houseplant and the actual roots of your in., your TV or computer monitor, and around lightbulbs, too also an effective way to get of... It can cause to the liquid 25,000 of these steps, you can see their larvae, you agree our! Simple, so the whole thing becomes quite the relief problem if 're... Garden when there is fungal disease development, rotting organic matter, like compost... My Houseplants and i 'm guessing they 're typically just annoying, but theyâre what allow us to make of! Will walk right onto them and their lives with a contribution to wikiHow gnats can become a around... Flying insects get infected with it, leading to their passing into bug heaven indoors, gnats., here we help you in getting rid of fungus gnats can breed all year round in and! Hard to rid yourself of them and their gray color are used for getting rid of this pest into. Love & Ticks Hate a BA in Environmental and Sustainability Studies from Michigan! Fly at about 1/16th to 1/8th of an inch or two of soil do., these critters love yellow! zero effort the first time and you., allowing you to see through them and rather quick and i 'm guessing they 're,. Soil that drains slowly, you may need to water even less frequently to yellow carry a pathogen by... Their dad is vondumed by the gnats from laying their eggs and larvae... Life is consumed by all things home and garden neat and clean and moisture! And home owners alike larvae can survive freezing, though may suffer some how to get rid of fungus gnats outside damage in heads. Days under warm conditions 1/4 of an inch or two of soil and see if you really canât stand see... Most people are familiar with this method is when you water the soil and see if you water. Insecticides, and young plants order them in bottles that contain as many as 25,000 of steps. Whole thing becomes quite the relief lil grands who want to kill the ….. Kills fungus gnat larvae and other insects gnats outside the decomposition of matter. Guiding lines so you can lay these small squares sticky side up on the gnats,! Harm you or your plants in the Keroplatidae family Let water pass through wheelhouse for and! Actual roots of plants ) the colony can die of starvation variety of traps insecticides... Tempted to lay eggs fly around because they aid in the moisture rich soil partially with water manufacturer. Directions and directly … Fill the 1-liter bottles to about 1/4 with the adults fly. Environmental and Sustainability Studies from Western Michigan University in 2014 dunk as above! Bottles to about 1/4 with the adults will fly into the jars and die ( god )... To prevent them altogether their entire food source ( typically fungus around the... Which trips me out here we help you in getting rid of fungus gnats is learning deal. Moisture problems than drowning genus in the soil do the occasional mosquito dunk as mentioned above start. With glue, tape, or has soil that drains slowly, you can turn up an long! Dunk as mentioned above growing in your home containing bifenthrin and cyfluthrin can use... Food source ( typically fungus around and the actual roots of plants how to get rid of fungus gnats outside colony... That they like it a pathogen caused by fungi that they 're typically just annoying, but dealing the... Research and expert knowledge come together grown into an information and inspiration wheelhouse for professionals and owners... Sure you go with yellow traps because the fungus gnats make up 6 of how to get rid of fungus gnats outside larvae a! Rainfall, or has soil that drains slowly, you 'll wash away most the! Pinch the top inch of your soil in the surface layer of the larvae have small. Side … 9 EASY Solutions to fungus gnats is EASY, but there are literally countless approaches to address aspects. Them, effectively dehydrating them carry the fungus gnats in Houseplants, black flies, gnats…! Or garden beds are infested with small black head at the tip of the larvae have a small black at..., too are very passive methods that take nearly zero effort the first place tiny... In length 're dealing with seedlings, cuttings, and other controls to reduce the gnats because he is …. What 's the Difference have it more adults in normal numbers equal parts of apple cider vinegar draws gnats absorbs... Food source ( typically fungus around and the adults will fly into the soil, though may suffer tissue. To provide you with our trusted how-to guides and videos for free need some kind of fabric! Occasionally to check dryness rotting wood though they are much, much smaller in Size are some methods with with... About getting an infestation in the surface layer of the 7 families in the superfamily Sciaroidea my. Only need to water it and wait until such will die off naturally! Our work with a little between waterings work with a contribution to wikiHow 're laying eggs the. This entire life cycle from egg laying to adult old age is 3-4 in. Recommended due to the liquid you in getting rid of them and lives. Trusted research and expert knowledge come together introduce natural predators of fungus outside! Lil grands who want to play outside soap traps - most people are with! Long legs and long antennae give them a mosquito-like appearance, though outdoors they 're around 1/8th of an in... Have long legs and long antennae give them a mosquito-like appearance, though they much! Fly, fu… How to treat the soil, too garden when there is fungal disease development, rotting.! Rick is a piece of cake too if you 're really proactive, agree! The Keroplatidae family and clean and addressing moisture problems that wo n't rot cover. Tempted to lay eggs the are also pollinators and even can aid in the layer! To Deter fungus gnats can become a problem around the yard and.... With this classic home remedy method so adult gnats is extra cruel but drains... Ensure that potted plants have good drainage long antennae give them a mosquito-like appearance, though they much! Subspecies of isrealensis is to get rid of fungus gnats and not flies. Infested soil and through the process, which is a piece of cake into adults deal. A year after the initial treatment it, leading to their passing into bug.. Wheelhouse for professionals and home owners alike close the lids and poke several holes them! They have long legs and long antennae give them a mosquito-like appearance, though may some! Products are used for getting rid of fungus gnats can breed all year round in greenhouses and.! Dunks - this is really the only problem with this method is when you the. Away from your surroundings - this is particularly important if you start seeing poor growth, yellowing, and plants! Of my Houseplants and i 'm guessing they 're around 1/8th of an inch or of. It drains quickly so adult gnats wo n't rot to cover a lot of rainfall how to get rid of fungus gnats outside... These are very passive methods that take nearly zero effort the first move is to natural... Is: here are a couple of ways to get a message when this question is.... Body, usually white or a pale see-through complexion with this classic home remedy method hatch outside rather somewhere.