Updated: July 12, 2022

Dieffenbachia plants are popular houseplants because of their beautiful foliage and easy maintenance. They are also known as dumb cane because of the toxic sap that can cause temporary speechlessness if ingested. However, like any other plant, they are susceptible to pests and diseases. One of the most common problems faced by Dieffenbachia owners is borers. Borers are small insects that bore into the stems, leaves, and roots of the plant, causing significant damage. If left untreated, they can kill the plant. In this article, we will discuss how to get rid of borers on Dieffenbachia plant.

Identify the Problem

The first step in getting rid of borers is to identify the problem. Look for signs of infestation such as small holes in the leaves or stem, sawdust-like material around the base of the plant, or wilting leaves. Use a magnifying glass to inspect the plant thoroughly.

Remove Infected Plant Parts

Once you have identified the infected parts, remove them immediately. Cut off any affected stems or leaves and dispose of them far away from your other plants. Do not compost them as this can spread the infestation.

Treat with Pesticides

After removing the infected parts, treat the plant with a pesticide that is safe for use on Dieffenbachia plants. Look for a pesticide that specifically targets borers or use a general-purpose insecticide labeled for houseplants. Follow the instructions provided on the label carefully.

Monitor and Repeat Treatment

Monitor the plant closely over the next few weeks and repeat treatment as necessary. You may need to apply several applications before completely eradicating the borers.

Prevent Future Infestations

Preventing future infestations is crucial in keeping your Dieffenbachia healthy. Here are some tips to help prevent borers from attacking your plant:

  • Keep the plant healthy by providing adequate water, light, and nutrients.
  • Avoid over-fertilizing, as this can attract pests.
  • Inspect plants regularly for signs of infestation.
  • Quarantine new plants before introducing them to your collection.
  • Keep the area around the plant clean and free of debris.

By following these steps, you can effectively get rid of borers on your Dieffenbachia plant and prevent future infestations.

Frequently Asked Questions

  1. Are borers harmful to humans?
    • Borers are not harmful to humans, but they can damage your plants.
  2. Can I use natural remedies to get rid of borers?
    • Yes, there are several natural remedies that you can use such as neem oil, garlic spray, and soap spray. However, they may not be as effective as synthetic pesticides.
  3. Can I save a severely infested plant?
    • It depends on the severity of the infestation. If more than half of the plant is affected, it may be challenging to save it. In such cases, it may be best to dispose of the plant to prevent spreading the infestation to other plants.
  4. How often should I inspect my Dieffenbachia plant for pests?
    • It is recommended to inspect your plants every week or two for signs of pests or diseases. Early detection can help prevent severe infestations.