Updated: June 30, 2023

Stonecrop plants, also known as Sedum, are popular succulent plants that are loved for their colorful foliage and ability to thrive in various garden conditions. However, like any other plant, stonecrop can be prone to fungal infections if not properly cared for. Fungal infections can cause the leaves to develop unsightly spots, wilt, or even die off completely if left untreated. In this article, we will discuss some effective methods to get rid of fungus on stonecrop plants.

1. Identify the Fungal Infection

Before you can effectively treat a fungal infection on your stonecrop plant, it is important to properly identify the type of fungus causing the problem. Common fungal infections that affect stonecrop plants include powdery mildew, black spot, and leaf blight. Each type of fungus may require a slightly different treatment method, so accurate identification is essential.

Powdery mildew appears as a white powdery coating on the leaves and stems of the plant. Black spot causes black spots to develop on the leaves, which can eventually lead to leaf drop. Leaf blight causes brown or black spots with yellow halos on the leaves and stems.

2. Remove Infected Leaves

Once you have identified the type of fungal infection affecting your stonecrop plant, it is crucial to remove any infected leaves immediately. This will prevent the spread of the fungus to other parts of the plant and neighboring plants.

Using clean pruning shears or scissors, carefully cut off any leaves or stems showing signs of infection. Be sure to sterilize your tools with rubbing alcohol before and after each cut to avoid spreading the fungus further.

3. Improve Air Circulation

Fungal infections thrive in humid and stagnant air conditions. To help prevent future outbreaks, it is important to improve air circulation around your stonecrop plants.

Ensure that your stonecrop plants are not overcrowded and have enough space between them for air to circulate freely. If they are planted in containers, consider moving them to a location with better air circulation or using a fan to increase airflow.

4. Water the Plant Properly

Overwatering can create the perfect environment for fungal infections to develop. To avoid this, water your stonecrop plants properly.

Water the plant deeply but infrequently, allowing the soil to dry out between waterings. Avoid overhead watering, as wet foliage can promote the growth of fungus. Instead, water at the base of the plant in the morning so that excess moisture can evaporate throughout the day.

5. Apply Fungicides

In severe cases or when other methods fail to control the fungal infection, applying fungicides may be necessary. Choose a fungicide specifically formulated for succulent plants and follow the instructions provided on the label.

Before applying any fungicide, it is important to test it on a small part of the plant to ensure that it does not cause any adverse effects. Apply the fungicide as directed, making sure to thoroughly cover all parts of the plant affected by the fungus.

6. Use Natural Remedies

If you prefer natural remedies or want to try alternative methods before resorting to chemical fungicides, there are several options available.

One effective natural remedy is a mixture of neem oil and water. Neem oil has antifungal properties and can help control fungal infections. Mix one teaspoon of neem oil with one liter of water and spray it onto the affected parts of your stonecrop plant. Repeat this treatment every two weeks until the infection is under control.

Another natural option is a mixture of baking soda and water. Mix two tablespoons of baking soda with one liter of water and spray it onto the affected parts of the plant. Baking soda creates an alkaline environment that inhibits fungal growth. However, be cautious when using this method as excessive use can cause leaf burn.

Conclusion

Fungal infections can be a common issue for stonecrop plants, but with proper care and attention, they can be effectively treated and prevented. Identifying the type of fungus, removing infected leaves, improving air circulation, watering properly, and using fungicides or natural remedies are all effective ways to get rid of fungus on your stonecrop plant. By following these steps, you can ensure that your stonecrop plants remain healthy and beautiful throughout the growing season.