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How to identify and treat lychee tree diseases?
How to identify and treat lychee tree diseases?-February 2024
Feb 13, 2026 9:35 AM

How to Identify and Treat Lychee Tree Diseases

Lychee trees are susceptible to various diseases that can affect their overall health and productivity. It is important for farmers and gardeners to be able to identify these diseases early on and take appropriate measures to treat them. In this article, we will discuss some common lychee tree diseases and their management strategies.

1. Anthracnose

Anthracnose is a fungal disease that affects lychee trees, causing dark lesions on leaves, stems, and fruits. These lesions may eventually turn black and become sunken. To manage anthracnose, it is recommended to prune infected branches and remove fallen leaves and fruits from the ground. Fungicides can also be applied to protect the tree from further infection.

2. Phytophthora Root Rot

Phytophthora root rot is a soil-borne disease that affects the roots of lychee trees, leading to wilting, yellowing, and eventual death of the tree. To identify phytophthora root rot, look for root discoloration and decay. To manage this disease, it is important to improve soil drainage and avoid overwatering. Fungicides can also be used to control the spread of the pathogen.

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3. Powdery Mildew

Powdery mildew is a fungal disease that appears as a white powdery coating on the leaves, shoots, and fruits of lychee trees. Infected leaves may curl and become distorted. To treat powdery mildew, it is recommended to prune infected parts of the tree and improve air circulation. Fungicides can also be used to control the spread of the disease.

4. Fruit Rot

Fruit rot is a common disease in lychee trees, especially during periods of high humidity. Infected fruits develop brown or black spots and may become soft and mushy. To prevent fruit rot, it is important to harvest fruits at the right maturity stage and handle them with care. Fungicides can also be applied to protect the fruits from fungal infection.

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5. Leaf Curl

Leaf curl is a viral disease that affects lychee trees, causing curling and distortion of leaves. Infected leaves may also turn yellow or red. Unfortunately, there is no cure for leaf curl once a tree is infected. To prevent the spread of the disease, it is important to remove and destroy infected plants.

By being able to identify and treat lychee tree diseases, farmers and gardeners can ensure the health and productivity of their trees. Regular monitoring, proper sanitation practices, and timely application of appropriate treatments are key to managing these diseases effectively.

See also How to make dried plums (prunes)?

Keywords: lychee, disease, infected, diseases, leaves, fruits, identify, important, fungicides

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