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The Daily Insight

What does palm fungus look like?

Author

John Thompson

Published May 20, 2026

What does palm fungus look like?

The first sign you are likely to have when ganoderma palm disease has infected your palm is the conk or basidiocarp that forms on the side of a palm trunk or stump. It appears as a soft, but solid, white mass in a circular shape lying flat against the tree.

How do you treat fungus on palm trees?

To treat the condition, have the most infected fronds pruned away. Have fungicides applied to prevent the fungi from spreading to other leaves. Also, try fertilizing your palms; this can boost its vigor, allowing it to fight off leaf spot fungi more effectively.

What does houseplant fungus look like?

Powdery mildew on houseplants is a fungal disease. Initially, it produces circular powdery white spots on the foliage of plants. As the disease spreads, the entire plant material can be affected with the fluffy white fungus. Over time parts of the plant will succumb to the disease and die.

How do you get rid of white fungus on palm trees?

You can get rid of white powdery mildew from your plant by spraying your plants with water or a solution of baking soda, mouthwash, milk or commercially prepared fungicides. These help your plants stay healthy and aesthetically pleasing.

What is the fungus that kills palm trees?

Symptoms, Signs, and Diagnosis. Ganoderma zonatum is a white rot fungus that produces numerous enzymes that allow it to degrade (rot) woody tissue. The fungus first degrades lignin and then cellulose. As the fungus destroys the palm wood internally, the xylem (water-conducting tissue) will eventually be affected.

Why does my indoor palm plant have white mold?

The most concerning and most likely cause of white spots on palm leaves is an insect infestation called scale. White scale are small, flat, white insects that suck nutrients from palm leaves. By sucking the nutrients out, scale slowly kill the palm. When too many leaves lose their nutrients, the plant dies.

Why does my indoor palm have brown spots?

Leaf Spots: Palms are commonly affected by many leaf-spotting fungi. Leaf spots can be circular to elongated, brown and possibly oily in appearance.

How do you treat houseplant fungus?

Make a typical baking soda spray by dissolving 1 teaspoon of baking soda into one quart of water. You can add a few drops of insecticidal soap or liquid soap to help the solution spread and stick to the leaves. Only use liquid soap, like Ivory, and not laundry detergent.

How to get rid of white stuff on houseplants?

Vinegar is a proven method for destroying mold and eliminating pesky white spots from your plants. Mix two tablespoons of apple cider vinegar with a quart of water, and spray onto your infected leaves and stems. Repeat every few days until all traces of mold are gone.

How do I get rid of green mold on my palm tree trunk?

Another method to kill tree lichen is to spray the tree with copper-sulfate. Copper-sulfate sprayed on lichens on trees will kill the fungus side of the organism. Only use copper-sulfate as a treatment for tree lichen in late spring through early fall.

What to do about fungal disease in palms?

Indoor palms are less likely to develop fungal diseases if they are fertilized and watered properly. Too much fertilizer encourages succulent new growth that is more susceptible to diseases. Too much water and poor drainage weakens palms. Avoid wetting the foliage when watering palms, and do not allow the soil to splash onto the foliage.

Can a pygmy date palm be a house plant?

Pygmy date palms and fishtail palms are hardy in U.S. Department of Agriculture plant hardiness zones 10 and 11 but are grown as houseplants in all zones. Indoor palms are relatively simple to care for, but they are susceptible to fungal diseases.

What kind of diseases can you get from palm trees?

Pygmy date palms and fishtail palms are hardy in U.S. Department of Agriculture plant hardiness zones 10 and 11 but are grown as houseplants in all zones. Indoor palms are relatively simple to care for, but they are susceptible to fungal diseases. Several different types of fungi cause anthracnose in palms grown as houseplants.

What kind of disease does a houseplant get?

Gray mold, also known as Botrytis blight is one of the common houseplant diseases caused by fungi. It is often a serious problem than can kill the infected plant, especially if conditions are ideal for the pathogen to thrive.

Indoor palms are less likely to develop fungal diseases if they are fertilized and watered properly. Too much fertilizer encourages succulent new growth that is more susceptible to diseases. Too much water and poor drainage weakens palms. Avoid wetting the foliage when watering palms, and do not allow the soil to splash onto the foliage.

Pygmy date palms and fishtail palms are hardy in U.S. Department of Agriculture plant hardiness zones 10 and 11 but are grown as houseplants in all zones. Indoor palms are relatively simple to care for, but they are susceptible to fungal diseases.

What kind of fungus can I get on my houseplant?

This protects the plants you already have from any undetected harmful organisms that the new plants may carry, such as fungal infections. Houseplants that powdery mildew commonly attacks include begonia (Begonia semperflorens), kalanchoe (Kalanchoe blossfeldiana), African violet (Saintpaulia ionantha), jade (Crassula argentea) and ivy (Hedera).

Which is the best palm tree to plant in a house?

Because it is so easy to look after, the parlor palm (or, neanthe bella palm) is one of the world’s most popular houseplants. This palm plant also makes it onto the list of houseplants that purify the air. Although the plant grows in shaded light, keep humidity levels high for it to thrive.