Updated: June 28, 2023

Spiderwort plants are beautiful and easy to grow, making them a popular choice among gardeners. However, like any plant, spiderwort can be susceptible to fungal infections. Fungus can cause the leaves to turn yellow or brown, develop spots, and eventually die. If you notice signs of fungus on your spiderwort plant, it’s important to take action to prevent it from spreading and potentially killing your plant. In this article, we will discuss how to get rid of fungus on spiderwort plants.

Identify the Fungal Infection

Before you can effectively treat a fungal infection, you need to identify the specific type of fungus affecting your spiderwort plant. The most common types of fungal infections in spiderwort plants include powdery mildew and leaf spot.

Powdery Mildew: Powdery mildew appears as a white or gray powdery substance on the leaves, stems, and flowers of the plant. It can cause the leaves to become distorted and eventually die if left untreated.

Leaf Spot: Leaf spot is characterized by brown or black spots on the leaves. The spots may start small but can grow in size over time. Leaf spot can also cause premature leaf drop if not addressed promptly.

Remove Affected Leaves

Once you have identified the type of fungal infection affecting your spiderwort plant, the first step in treating it is to remove any affected leaves. Use clean gardening shears or scissors to carefully cut off the infected leaves. Be sure to dispose of the infected leaves away from your garden to prevent the spread of the fungus.

Improve Air Circulation

Fungi thrive in warm, humid conditions with poor air circulation. To create an environment that is less favorable for fungal growth, ensure that your spiderwort plant has adequate air circulation. This can be achieved by spacing out your plants properly and avoiding overcrowding. Pruning the plant to remove any dense or overgrown areas can also help improve air circulation.

Water Properly

Proper watering is essential when it comes to preventing and treating fungal infections in spiderwort plants. Overwatering can create a damp environment that promotes fungal growth, so it’s important to water your plant correctly.

Water your spiderwort plant at the base in the morning, allowing the soil to dry out between waterings. Avoid getting the leaves wet as this can create a humid environment that promotes fungal growth. If possible, use a drip irrigation system or a watering can with a narrow spout to deliver water directly to the soil.

Apply Fungicides

In some cases, removing affected leaves and improving cultural practices may not be enough to get rid of the fungus on your spiderwort plant. In such instances, applying a fungicide can be an effective solution.

Choose a fungicide specifically formulated for the type of fungal infection affecting your spiderwort plant. Follow the instructions on the label carefully when applying the fungicide. It’s important to note that fungicides are most effective when applied as a preventive measure or at the first sign of infection. Regular application may be necessary until the fungal infection is completely eradicated.

Create a DIY Fungicidal Spray

If you prefer natural alternatives, you can create your own DIY fungicidal spray using common household ingredients. One effective recipe involves mixing one part milk with two parts water and adding a teaspoon of baking soda. Transfer the mixture into a spray bottle and apply it to your spiderwort plant, focusing on the affected areas.

The milk in this mixture acts as a natural fungicide, while baking soda helps create an environment that is less favorable for fungal growth. Regular application of this homemade spray can help control fungal infections on your spiderwort plant.

Practice Good Garden Hygiene

To prevent future fungal infections on your spiderwort plant, it’s essential to practice good garden hygiene. This includes regularly cleaning up fallen leaves and debris around your plants, as these can harbor fungal spores. Disinfect your gardening tools between uses to prevent the spread of fungi from one plant to another.

Conclusion

Fungal infections can be a nuisance for spiderwort plant owners, but with the right approach, they can be effectively managed. By identifying the type of fungal infection, removing affected leaves, improving air circulation, watering properly, and applying fungicides or DIY sprays, you can successfully get rid of fungus on your spiderwort plant. Remember to also practice good garden hygiene to prevent future infections. With proper care and attention, your spiderwort plant will thrive and continue to beautify your garden.