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Why Does my Cleome Plant Have Brown Spots?

Updated: February 12, 2023

Cleome plants are known for their delicate, beautiful flowers that bloom in a variety of colors. However, sometimes these plants can develop brown spots on their leaves and flowers. If you are experiencing this issue with your Cleome plant, don’t worry – there are several reasons why this might be happening and several solutions to remedy the situation.

Possible Causes of Brown Spots on Cleome Plants

Fungal Diseases

One of the most common causes of brown spots on Cleome plants is fungal diseases. These diseases can be caused by a variety of factors, including poor air circulation, overwatering, and high humidity levels. Some common fungal diseases that can affect Cleome plants include powdery mildew and leaf spot.

Powdery mildew is a fungal disease that causes a white or grayish powder to appear on the leaves of plants. This powder can eventually turn brown and cause the leaves to wilt and die. Leaf spot, on the other hand, causes brown spots to appear on the leaves of plants. These spots can vary in size and shape and may eventually cause the leaves to fall off.

Pests

Another possible cause of brown spots on Cleome plants is pests. Some common pests that can affect these plants include spider mites, aphids, and thrips. These pests can cause damage to the leaves and flowers of Cleome plants, which can lead to brown spots.

Spider mites are small insects that feed on the sap of plants. They are often found on the undersides of leaves and can cause yellowing or browning of the leaves. Aphids are another common pest that feeds on the sap of plants. They can cause distortion or curling of the leaves, as well as the appearance of brown spots. Thrips are tiny insects that feed on the flowers and leaves of plants. They can cause discoloration and distortion of the leaves and flowers, which can lead to the appearance of brown spots.

Environmental Factors

Finally, brown spots on Cleome plants can also be caused by environmental factors. These factors can include exposure to extreme temperatures, drought, or exposure to chemicals such as herbicides or pesticides.

How to Treat Brown Spots on Cleome Plants

The treatment for brown spots on Cleome plants will depend on the underlying cause. Here are some general tips for treating this issue:

Fungal Diseases

If your Cleome plant has brown spots caused by a fungal disease, you should remove any infected leaves or flowers immediately. This will help prevent the disease from spreading. You should also avoid overhead watering and make sure your plant has good air circulation. Consider treating your plant with a fungicide to help prevent further spread of the disease.

Pests

If your Cleome plant has brown spots caused by pests, you should remove any infected leaves or flowers immediately. You can also try treating your plant with an insecticidal soap or neem oil. Be sure to follow the instructions on the product carefully to avoid damaging your plant.

Environmental Factors

If your Cleome plant has brown spots caused by environmental factors, you should take steps to correct the issue. For example, if your plant is exposed to extreme temperatures, you should move it to a more suitable location. If your plant is suffering from drought, you should water it more frequently or consider adding mulch around the base of the plant to help retain moisture.

FAQ

Can I still eat my Cleome plant if it has brown spots?

No, you should not eat any part of a Cleome plant that has brown spots. It is possible that these spots are caused by a fungal disease or pesticide residue, which could be harmful if ingested.

Can Cleome plants recover from brown spots?

Yes, Cleome plants can recover from brown spots if the underlying cause is identified and treated. Be sure to remove any infected leaves or flowers and take steps to correct the underlying issue.

How can I prevent brown spots from occurring on my Cleome plant?

To prevent brown spots from occurring on your Cleome plant, make sure it is planted in a suitable location with good air circulation. Avoid overwatering and be sure to remove any dead or diseased plant material promptly. Consider treating your plant with a fungicide or insecticide as a preventative measure.