Updated: June 15, 2022

Cypress plants are a great addition to any garden or landscape. They are hardy, easy to care for, and have an attractive appearance. However, like any plant, they can fall victim to fungal infections that can damage their health and appearance.

Fungal infections can occur on cypress plants due to a variety of reasons, such as poor soil drainage, over-watering, and high humidity levels. If left untreated, fungal infections can lead to the death of the plant. In this article, we will discuss some effective ways to get rid of fungus on cypress plants.

Identify the Type of Fungus

Before you try to get rid of the fungus on your cypress plant, you need to identify the type of fungus that is affecting it. Some common types of fungi that affect cypress plants include:

  • Phytophthora: This fungal disease affects the roots and causes them to rot. The leaves turn yellow and brown, and the plant may die within a few days.

  • Needle Cast: This fungal disease affects the needles of the cypress plant, causing them to turn brown or yellow and eventually fall off.

  • Canker: This fungal disease affects the trunk of the cypress plant, causing it to become discolored and develop lesions.

Once you have identified the type of fungus affecting your cypress plant, you can take steps to eliminate it.

Remove Infected Plant Parts

The first step in getting rid of fungus on your cypress plant is to remove any infected plant parts. If you notice any leaves or needles that are discolored or have spots on them, prune them off with clean pruning shears. Be sure to disinfect your pruning shears with rubbing alcohol between cuts to prevent spreading the fungus.

If your cypress plant has root rot caused by Phytophthora, you may need to remove the entire plant and dispose of it to prevent the fungus from spreading to other plants in your garden.

Improve Soil Drainage

Poor soil drainage is a common cause of fungal infections on cypress plants. If your cypress plant is growing in soil that is too wet or has poor drainage, it can lead to root rot and other fungal diseases.

To improve soil drainage, you can add organic matter such as compost or peat moss to the soil. You can also create a raised bed for your cypress plant to improve drainage.

Adjust Watering Habits

Over-watering is another common cause of fungal infections on cypress plants. To prevent over-watering, water your cypress plant deeply but infrequently. Allow the soil to dry out slightly between waterings.

Also, avoid getting water on the leaves of your cypress plant when you water it, as this can create a humid environment that is conducive to fungal growth.

Apply Fungicides

If the above methods do not work, you can apply fungicides to your cypress plant to get rid of the fungus. There are several fungicides available that are effective against different types of fungi.

Be sure to read the label carefully before applying any fungicide and follow the instructions closely. Wear protective clothing such as gloves and a mask when applying fungicides.

Conclusion

Fungal infections can be detrimental to the health and appearance of your cypress plant. However, by identifying the type of fungus affecting your plant and taking steps to eliminate it, you can keep your cypress plant healthy and thriving.

Remember to improve soil drainage, adjust watering habits, remove infected plant parts, and apply fungicides if necessary. With proper care and attention, your cypress plant will continue to be a beautiful addition to your garden for years to come.

FAQ

Can I prevent fungal infections on my cypress plant?

Yes, you can prevent fungal infections by improving soil drainage, adjusting watering habits, and providing proper care for your cypress plant.

Can I use household remedies to get rid of fungus on my cypress plant?

While some household remedies such as vinegar or baking soda may have antifungal properties, it is best to use a commercial fungicide that is specifically designed for plants.

Can I save my cypress plant if it has root rot caused by Phytophthora?

Unfortunately, if your cypress plant has root rot caused by Phytophthora, it may be difficult to save. It is best to remove the entire plant and dispose of it to prevent the fungus from spreading to other plants in your garden.