Updated: July 6, 2023

Introduction

The Ruby Necklace plant, also known as Othonna capensis, is a popular houseplant known for its trailing vines and vibrant red leaves. However, like many indoor plants, it can be susceptible to infestations of gnats. Gnats are tiny flying insects that are attracted to moist environments, making indoor plants an ideal breeding ground. If you’ve noticed small flying pests around your Ruby Necklace plant, don’t worry – there are several effective methods to get rid of gnats and restore the health of your plant.

Identify the problem

Before you begin any treatment, it’s important to confirm that your plant is indeed infested with gnats. Gnats are small, black or gray insects that resemble tiny flies. They are usually found buzzing around the soil or flying around the plant. Another telltale sign of a gnat infestation is the presence of small, dark larvae in the soil. These larvae feed on decaying organic matter and can harm the roots of your plant if left unchecked.

Prevention is key

Preventing gnat infestations is easier than dealing with them once they have taken hold. Here are a few preventative measures you can take to keep gnats away from your Ruby Necklace plant:

  1. Ensure proper drainage: Make sure your plant pot has drainage holes to allow excess water to escape. Gnats thrive in moist environments, so good drainage will help prevent them from laying their eggs in the soil.
  2. Avoid overwatering: Overwatering is a common mistake that can lead to gnat problems. Only water your Ruby Necklace plant when the top inch of soil feels dry to the touch. This will help keep the soil from becoming overly damp and inviting to gnats.
  3. Clean up fallen leaves and debris: Remove any fallen leaves or other organic matter from around your plant. Gnats are attracted to decaying material, so keeping the area clean will make it less appealing to them.
  4. Use sterile soil: When repotting your Ruby Necklace plant, use fresh, sterile soil. This will minimize the risk of introducing gnat eggs or larvae into your plant’s environment.

Natural remedies

If your Ruby Necklace plant is already infested with gnats, there are several natural remedies you can try to get rid of them:

  1. Sticky traps: Place yellow sticky traps near your plant to attract and capture adult gnats. These traps are coated with a sticky substance that will prevent the insects from flying away.
  2. Apple cider vinegar trap: Fill a small container with apple cider vinegar and add a few drops of dish soap. The scent of vinegar will attract the adult gnats, and the dish soap will break the surface tension of the liquid, causing the gnats to drown.
  3. Neem oil: Neem oil is a natural insecticide that is effective against many pests, including gnats. Mix a few drops of neem oil with water and spray it onto the soil and foliage of your Ruby Necklace plant. Repeat this treatment every few days until the gnats are gone.
  4. Diatomaceous earth: Diatomaceous earth is a fine powder made from the fossilized remains of diatoms. It is abrasive to insect exoskeletons and can be sprinkled on the soil surface to kill gnats and other pests. Make sure to use food-grade diatomaceous earth and follow the instructions for application.

Chemical treatments

If natural remedies do not solve the gnat problem, you may need to resort to chemical treatments. However, it’s important to use these products with caution, as they can be harmful to humans and pets. Follow the instructions on the label carefully and consider using them as a last resort. Some chemical treatments that can be effective against gnats include:

  1. Insecticidal soap: Insecticidal soaps are specifically formulated to kill insects without harming plants. Mix the soap with water according to the instructions and spray it onto the soil and foliage of your Ruby Necklace plant. Repeat the treatment every few days until the gnats are eliminated.
  2. Pyrethrin-based insecticides: Pyrethrin is a natural insecticide derived from chrysanthemum flowers. It is effective against many pests, including gnats. Follow the instructions on the label to apply the insecticide to your plant.

Aftercare

Once you have successfully eliminated the gnat infestation, it’s important to take steps to prevent a recurrence. Continue practicing good watering habits and maintaining a clean environment around your Ruby Necklace plant. Regularly inspect your plant for signs of pests and treat any issues promptly to prevent them from spreading.

Conclusion

Dealing with a gnat infestation in your Ruby Necklace plant can be frustrating, but with the right approach, you can get rid of these pesky insects and restore your plant’s health. Remember to identify the problem, take preventative measures, and try natural remedies before resorting to chemical treatments. With patience and persistence, you can enjoy a gnat-free Ruby Necklace plant in your home.