You can also spray the upper portion of the plant to keep adult gnats. It will coat the plant roots without harming them and kill fungus gnat larvae that try to feed on them.
Neem oil is also an effective soil drench to combat fungus gnat larvae.
How to get rid of fungus gnats. After that youll want to deal with any larvae growing in your houseplant soil. Nematodes dont attack earthworms. Due to their slow-flying habit adult fungus gnats are fairly easy to catch and get rid of.
The small black flying gnats buzzing around your potted plant are more often than not fungus gnats. How to get rid of fungus gnats If the infestation is not that bad simply drying plants more than usual might address the issue effectively. Israelensis Bti kills the larvae of fungus gnats.
Yellow sticky traps can be found in the pesticide section of your garden center. If it is a bigger issue you may want to turn to hydrogen peroxide soil soaks yellow sticky traps or a combination of both. You can find Bti formulated for houseplants and outdoor plants.
Dilute the oil with water per manufacturers directions and directly drench the soil at the roots of the plant. The secret to keeping the infestation under control is consistency. Follow the directions on your product to make a Bti drench and use it to saturate the soil in your potted plants.
These steps also work for the outdoors but dealing with the larvae consistently is more important. These are exactly what they sound like. Fungus gnat adults are approximately 25 mm in length and resemble a small mosquito.
Here are the most effective ways to get rid of gnats. Adding nematodes as a top dress to your houseplants will help to destroy the larvae stage of the fungus gnats. Sheets of yellow paper with adhesive on them.
How to Get Rid of Fungus Gnats. Make the Natural Habitat Inhospitable This means drying out the soil they live in because fungus gnat larvae need moist soil. Make a trap with apple cider vinegar and plastic wrap.
If you let it dry out completely before your next watering it will get rid of the gnats in the soil and discourage new adults from laying their eggs. There are also small versions that come with little stakes that you stab into the soil. 5 Ways to Get Rid of Gnats Quickly If you have a gnat infestation and dont have the time or luxury of prevention there are several ways you can eliminate these flying nuisancesmany of which.
Use a Soap-and-Water Mixture. When a house plant is brought indoors to escape cold weather it may be infested with fungus gnats. DIY your own fruit fly trap by pouring a little apple cider vinegar.
Fungus gnats are common in greenhouses and in landscapes. The mature population of fungus gnats comes in cycles so you need to refresh or change the traps you are using regularly. The best way to control adult fungus gnats is with yellow sticky traps.
Nematodes are microscopic roundworms that attack fungus gnat larvae as well as other lawn and garden pests. The key here is consistency. The peroxide kills fungus gnat larvae on contact.
The first move is to get rid of the adults to stop the laying of any new eggs.