Updated: July 2, 2023


Lucky Jade plants, also known as Crassula ovata, are popular houseplants that are appreciated for their appealing appearance and low maintenance requirements. However, one common issue that plant owners often encounter with their Lucky Jade plants is the presence of gnats. These small flying insects can be a nuisance to both the plant and its caretaker. In this article, we will explore the reasons behind the infestation of gnats in Lucky Jade plants and discuss effective methods to eliminate them.

Understanding the Cause of Gnat Infestations

Before diving into the solutions, it is essential to understand why gnats are attracted to Lucky Jade plants in the first place. Gnats are typically drawn to moist environments, making overwatered plants a prime target. Lucky Jade plants require well-draining soil and should not be overwatered. If the soil remains consistently damp or water accumulates at the bottom of the pot, it creates an ideal breeding ground for gnats.

Prevention is Key

As with any pest problem, prevention is always better than cure. By implementing a few preventive measures, you can reduce the likelihood of gnat infestations in your Lucky Jade plant.

1. Adjust Watering Practices

The most crucial step in preventing gnat infestations is to ensure proper watering practices. Lucky Jade plants prefer a dry environment and thrive in well-draining soil. Avoid overwatering your plant by allowing the top inch or two of soil to dry out between waterings. Additionally, ensure that excess water drains out from the bottom of the pot by using a container with sufficient drainage holes.

2. Use Soil Amendments

To further enhance drainage and prevent moisture retention, you can incorporate soil amendments into your potting mix. Adding materials such as perlite or coarse sand to the soil helps improve aeration and drainage, making it less attractive to gnats.

3. Cleanliness and Hygiene

Maintaining cleanliness in and around your Lucky Jade plant is essential for preventing gnat infestations. Remove any dead leaves or debris that may accumulate on the soil surface as they can provide a breeding ground for gnats. Regularly wipe the leaves with a damp cloth to keep them clean and free from dust.

Effective Methods to Eliminate Gnats

If you have already noticed the presence of gnats in your Lucky Jade plant, there are several effective methods you can employ to eliminate them.

1. Sticky Traps

Sticky traps are a simple yet effective way to catch gnats and reduce their population. These traps consist of bright yellow or blue adhesive cards that attract flying insects. Place the traps near the affected plant, ensuring they are elevated above the foliage to avoid trapping beneficial insects.

2. Neem Oil Spray

Neem oil is a natural insecticide derived from the seeds of the neem tree. It is widely used for its effectiveness against various pests, including fungus gnats. Mix neem oil with water according to the manufacturer’s instructions and spray it onto the soil surface and foliage of your Lucky Jade plant. The oil works by disrupting the breeding cycle of gnats and eventually eliminating them.

3. Hydrogen Peroxide Solution

A hydrogen peroxide solution can be an effective tool in eliminating gnat larvae from the soil. Mix one part 3% hydrogen peroxide with four parts water and drench the soil with this solution, allowing it to penetrate into the root zone. The hydrogen peroxide releases oxygen, which kills the larvae present in the soil. However, it is important to note that this method should be used sparingly as excessive use may harm beneficial microorganisms in the soil.

4. Soil Drying Technique

Gnats thrive in moist environments, so drying out the soil can help eliminate them. Allow the soil to completely dry out between waterings, ensuring that you do not underwater the plant. This technique deprives the gnats of their preferred breeding conditions and encourages their elimination.

5. Bottom Watering Method

Instead of watering your Lucky Jade plant from the top, consider using the bottom watering method. Place the pot in a tray filled with water and allow the plant to soak up the water through the drainage holes at the bottom. This method ensures that only the necessary amount of water is absorbed and prevents water accumulation on the soil surface.


Gnats can be a frustrating problem for Lucky Jade plant owners, but with proper care and attention, it is possible to eliminate them. By adjusting watering practices, maintaining cleanliness, and employing effective methods such as sticky traps, neem oil spray, hydrogen peroxide solution, soil drying technique, or bottom watering method, you can successfully get rid of gnats and ensure a healthy environment for your Lucky Jade plant. Remember, prevention is always better than cure, so it is essential to implement these preventive measures to minimize the chances of gnat infestations in the first place.