Updated: June 10, 2022

The crocodile plant, also known as the Monstera deliciosa or Swiss cheese plant, is a popular houseplant known for its unique foliage. With its large leaves and intricate patterns, this plant can add a touch of tropical elegance to any home. However, if you have noticed brown spots on your crocodile plant’s leaves, you may be wondering what is causing them and how to fix the issue. In this article, we will explore the reasons why your crocodile plant may have brown spots and what steps you can take to keep it healthy.

Common Causes of Brown Spots on Crocodile Plants

Overwatering

One of the most common causes of brown spots on crocodile plants is overwatering. These plants prefer soil that is moist but not waterlogged. If you water your plant too frequently or use a pot without proper drainage, excess water can accumulate in the soil and cause root rot. This can lead to brown spots on the leaves as the plant struggles to absorb nutrients.

To avoid overwatering your crocodile plant, make sure to let the soil dry out between waterings. You can also use a well-draining potting mix and ensure that your pot has drainage holes at the bottom.

Underwatering

On the other hand, underwatering can also cause brown spots on crocodile plants. If the soil becomes too dry, the leaves may start to wilt and develop brown patches. To prevent this, make sure to water your plant regularly and provide it with enough moisture.

Low Humidity

Crocodile plants thrive in high humidity environments, which can be challenging to replicate indoors. If your home has low humidity levels, your crocodile plant may develop brown spots or dry edges on its leaves. To increase humidity around your plant, you can mist it regularly with water or place a tray of water nearby to create a humid microclimate.

Pest Infestations

Pests such as spider mites, mealybugs, and scale insects can also cause brown spots on crocodile plants. These insects feed on the plant’s sap, leaving behind brown or yellow spots on the leaves. To get rid of pests, you can wipe down the leaves with a damp cloth or use an insecticidal soap to kill them.

How to Fix Brown Spots on Crocodile Plants

If you have noticed brown spots on your crocodile plant, don’t panic. In many cases, the issue can be resolved with a few simple steps. Here are some tips to help you fix brown spots on your crocodile plant:

  1. Identify the cause of the brown spots by examining your plant’s environment and checking for signs of pests or disease.
  2. Adjust your watering schedule to ensure that your plant is getting enough moisture without being overwatered.
  3. Increase humidity around your plant by misting it regularly or using a humidifier.
  4. Use an insecticidal soap or other pest control method to get rid of any pesky bugs that may be causing the problem.
  5. Prune away any damaged or diseased leaves to promote new growth.

By following these steps, you can help your crocodile plant recover from brown spots and thrive in its environment.

FAQ

Can I save my crocodile plant if it has brown spots?

Yes, you can save your crocodile plant if it has brown spots. By identifying the cause of the problem and taking corrective action, you can help your plant recover and grow new healthy leaves.

How often should I water my crocodile plant?

Crocodile plants prefer soil that is moist but not waterlogged. To avoid overwatering or underwatering, make sure to let the soil dry out between waterings and water your plant whenever the top inch of soil feels dry to the touch.

How do I increase humidity around my crocodile plant?

You can increase humidity around your crocodile plant by misting it regularly with water or placing a tray of water nearby to create a humid microclimate. You can also use a humidifier to maintain consistent moisture levels in the air.

What should I do if my crocodile plant has pests?

If your crocodile plant has pests, you can wipe down the leaves with a damp cloth or use an insecticidal soap to kill them. You may also need to isolate your plant from other plants to prevent the infestation from spreading.