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Common Donkey Ear Plant Diseases:
How to Identify and Treat

Updated: December 17, 2022

Donkey ear plants (Kalanchoe gastonis-bonnieri) are popular houseplants known for their large, fleshy leaves that resemble donkey ears. These plants are easy to care for and can thrive in various indoor environments. However, they are susceptible to certain diseases that can affect their growth and overall health. In this article, we will discuss some of the most common donkey ear plant diseases, how to identify them, and the proper treatments to help your plant recover.

Identification of Common Donkey Ear Plant Diseases

Root Rot

Root rot is a common fungal disease that affects many types of plants, including donkey ear plants. The disease occurs when the soil is too moist and lacks proper drainage, causing the roots to rot. Signs of root rot include yellowing leaves, wilting, and stunted growth. In severe cases, the plant may develop a foul odor.

Leaf Spot

Leaf spot is another fungal disease that affects donkey ear plants. The disease is characterized by small, circular lesions on the leaves that may have a yellow or brown halo around them. As the disease progresses, the spots may merge, causing the leaves to turn yellow and fall off.

Powdery Mildew

Powdery mildew is a fungal disease that appears as a white or gray powdery substance on the leaves of donkey ear plants. The disease can occur in humid environments and can spread quickly if left untreated. Powdery mildew can cause leaf distortion and premature leaf drop.

Treatment of Common Donkey Ear Plant Diseases

Root Rot Treatment

To treat root rot in donkey ear plants, start by removing the plant from the soil and gently shaking off any excess dirt. Trim away any brown or mushy roots with sterile scissors or pruning shears. Repot the plant in fresh, well-draining soil and water sparingly until the plant shows signs of new growth.

Leaf Spot Treatment

To treat leaf spot in donkey ear plants, remove any infected leaves and dispose of them in a sealed plastic bag. Avoid overhead watering and keep the plant’s leaves dry to prevent the disease from spreading. Apply a fungicide according to the manufacturer’s instructions.

Powdery Mildew Treatment

To treat powdery mildew in donkey ear plants, remove any infected leaves and dispose of them as described above. Increase air circulation around the plant by placing a fan nearby. Apply a fungicide according to the manufacturer’s instructions.

FAQ

Can I prevent donkey ear plant diseases?

Yes, you can prevent donkey ear plant diseases by providing proper care for your plant. This includes watering sparingly, providing adequate drainage, avoiding overhead watering, and keeping the plant’s leaves dry.

Can I treat donkey ear plant diseases with home remedies?

While some home remedies may be effective in treating donkey ear plant diseases, it is best to use a commercial fungicide to ensure proper treatment of the disease.

Can I save a donkey ear plant that is severely infected with disease?

It may be difficult to save a donkey ear plant that is severely infected with disease. However, removing all infected parts of the plant and treating it with fungicide may help it recover.

In conclusion, donkey ear plants are susceptible to certain diseases that can affect their growth and overall health. By identifying the symptoms of common donkey ear plant diseases and providing proper treatment, you can help your plant recover and thrive. Remember to provide proper care for your plant to prevent future disease outbreaks.