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Common Fig Tree Plant Diseases:
How to Identify and Treat

Updated: January 5, 2023

Fig trees (Ficus carica) are a popular choice for home gardeners due to their delicious fruit, and beautiful foliage. However, like all plants, fig trees are susceptible to diseases. In this article, we will discuss some of the most common fig tree diseases, how to identify them, and treatment options.

Fig Rust

Fig rust is a fungal disease that can cause significant damage to fig trees. The fungus causes yellow-orange spots on the leaves, which eventually turn brown or black. The fruit may also be affected, with small, dark spots appearing on the skin.

If you suspect your fig tree has rust, remove any infected leaves or fruit immediately. Spray the tree with a fungicide containing copper or sulfur. Make sure to continue spraying every 10-14 days until the rust is completely under control.

Fig Mosaic Virus

Fig mosaic virus is a viral disease that can cause yellowing and stunted growth in fig trees. Infected leaves may also have a mosaic pattern of light and dark green areas.

Unfortunately, there is no cure for fig mosaic virus. The best option is to remove and destroy any infected plants immediately to prevent the spread of the virus.

Fig Wilt

Fig wilt is caused by a soil-borne fungus that attacks the roots of the fig tree. Symptoms include yellowing leaves, stunted growth, and dieback of branches.

There is no cure for fig wilt, and infected trees should be removed immediately to prevent the spread of the disease. To prevent fig wilt from infecting your other plants, avoid planting new fig trees in the same location as an infected tree.

Fig Anthracnose

Fig anthracnose is a fungal disease that affects both the leaves and fruit of the fig tree. Symptoms include brown spots on the leaves and fruit that eventually turn black and become sunken.

To treat fig anthracnose, remove any infected leaves or fruit immediately. Spray the tree with a fungicide containing copper or sulfur. Make sure to continue spraying every 10-14 days until the disease is under control.

Fig Crown Gall

Fig crown gall is a bacterial disease that can cause the formation of large, rough, and wart-like growths on the trunk and branches of the fig tree.

Unfortunately, there is no cure for fig crown gall. Infected trees should be removed immediately to prevent the spread of the disease.

FAQ

How can I prevent fig tree diseases?

The best way to prevent fig tree diseases is to maintain good plant health. This includes proper watering, fertilization, and pruning. Make sure to also keep an eye out for any signs of disease and act quickly if you suspect an issue.

Can I eat figs from a diseased tree?

It is not recommended to eat figs from a diseased tree. In addition to being unappetizing, they may also contain harmful toxins or bacteria.

Can I replant in the same spot where an infected fig tree was removed?

No, it is not recommended to replant in the same spot where an infected fig tree was removed. The soil may still contain pathogens that can infect other plants. Instead, choose a new location for your replacement tree.