Updated: November 18, 2022

Fern plants are a popular choice for indoor and outdoor gardens because of their lush green foliage and easy care requirements. However, one problem that fern plant owners may encounter is the presence of lerps. Lerps are small, white or brown, scale-like insects that feed on the sap of fern plants. They often appear in large numbers and can damage the plant if left unchecked. Here are some ways to get rid of lerps on fern plants.

Identify the Problem

Before you can effectively get rid of lerps on your fern plant, it’s important to identify the problem correctly. Lerps are small, scale-like insects that create a protective coating over themselves and their eggs. This coating can be mistaken for fungal growth or other plant diseases. Look for small, white or brown bumps on the underside of the fern’s leaves, and check for any sticky residue or honeydew present. If you suspect that your fern plant has lerps, move on to the next step.

Manual Removal

One way to get rid of lerps on your fern plant is through manual removal. Use a soft-bristled brush or your fingers to gently scrape off any visible lerps and their protective coating. Be careful not to damage the fern’s leaves while doing this. After removing the lerps, dispose of them in a trash bag or by flushing them down the toilet.

Insecticidal Soap

Another option for getting rid of lerps on your fern plant is insecticidal soap. Insecticidal soap is a natural product that is safe for use on indoor and outdoor plants. It works by breaking down the protective coating around the lerps, causing them to dehydrate and die. To use insecticidal soap, mix it according to the package instructions and spray it directly onto the affected areas of your fern plant.

Neem Oil

Neem oil is another natural product that can be used to get rid of lerps on fern plants. It works by disrupting the life cycle of the lerps, preventing them from reproducing and ultimately killing them. To use neem oil, mix it according to the package instructions and spray it directly onto the affected areas of your fern plant. Be sure to cover both the tops and undersides of the leaves for best results.

Prevention

Preventing lerps from appearing on your fern plant in the first place is always the best course of action. Keep your fern plant healthy by providing it with adequate light, water, and fertilizer. Inspect your plant regularly for signs of pests or disease, and remove any affected leaves immediately. Additionally, avoid over-fertilizing your fern plant, as this can attract pests like lerps.

FAQ

Are lerps harmful to humans?

No, lerps are not harmful to humans.

Can I use chemical insecticides to get rid of lerps on my fern plant?

While chemical insecticides may be effective at getting rid of lerps, they can also harm beneficial insects and pollinators. It’s always best to try natural methods first.

How often should I inspect my fern plant for pests like lerps?

It’s a good idea to inspect your fern plant at least once a week for signs of pests or disease. This will allow you to catch any problems early on and take appropriate action.

Can I prevent lerps from appearing on my fern plant?

Yes, you can prevent lerps from appearing on your fern plant by keeping it healthy and well-maintained. Avoid over-fertilizing and over-watering, and inspect your plant regularly for signs of pests or disease.