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How to Get Rid of Gnats in Fatsia Plant

Updated: March 27, 2022

Fatsia plant is a beautiful houseplant that can add aesthetic value to your home. However, like every other plant, it is susceptible to pest infestation. One of the most common pests that affect the fatsia plant is gnats. These tiny insects are not only annoying but can also cause damage to the plant. If you have noticed gnats in your fatsia plant, don’t worry. In this article, we will show you how to get rid of gnats in your fatsia plant.

What are Gnats?

Before we dive into how to get rid of gnats in your fatsia plant, it’s essential to understand what gnats are. Gnats are tiny insects that belong to the Diptera family. They are commonly found in moist soil and decaying organic matter. Gnats can be black, brown, or gray and have long legs and wings. Adult gnats feed on nectar, while their larvae feed on fungi and decaying organic matter.

Signs of Gnat Infestation

The first sign of gnat infestation is tiny flying insects around the fatsia plant. You may also notice small white or yellow larvae in the soil or on the plant’s roots. Another sign of gnat infestation is wilting or yellowing leaves, which indicate damage to the roots.

How to Get Rid of Gnats in Fatsia Plant

There are several ways to get rid of gnats in your fatsia plant. Here are some effective methods:

1. Remove Infected Soil

The first step in getting rid of gnats in your fatsia plant is to remove infected soil. Use a trowel or spoon to scoop out the top 2-3 inches of soil from the pot and dispose of it in a plastic bag. Make sure you do not reuse the soil, as it may contain gnat eggs and larvae.

2. Dry Out the Soil

Gnats thrive in moist soil, so drying out the soil is an effective way to get rid of them. Allow the soil to dry out completely before watering your fatsia plant again. You can also use a moisture meter to monitor the soil’s moisture levels and avoid overwatering.

3. Use Sticky Traps

Sticky traps are an effective way to catch adult gnats. Place yellow sticky traps around the fatsia plant to attract and trap adult gnats. You can also make your sticky traps by coating yellow index cards with petroleum jelly.

4. Apply Neem Oil

Neem oil is a natural insecticide that can kill adult gnats and their larvae. Mix one tablespoon of neem oil with one gallon of water and spray the solution on the fatsia plant’s leaves and soil. Repeat this process every week until the gnats are gone.


How do I prevent gnat infestation in my fatsia plant?

To prevent gnat infestation, avoid overwatering your fatsia plant and ensure that the soil dries out between waterings. Also, use sterilized soil when repotting your plant and avoid reusing infected soil.

Can gnats harm my fatsia plant?

Yes, gnats can harm your fatsia plant by damaging its roots, which can cause wilting and yellowing of leaves.

Can I use chemical insecticides to get rid of gnats in my fatsia plant?

Yes, you can use chemical insecticides to get rid of gnats in your fatsia plant. However, it’s essential to follow the manufacturer’s instructions and avoid overuse, as it may harm your plant.

In conclusion, getting rid of gnats in your fatsia plant requires patience and persistence. With the methods outlined above, you can effectively get rid of gnats and prevent further infestation. Remember to monitor your plant regularly and take action at the first sign of gnat infestation.