Powdery mildew of Watermelon – Vegetable Crops Hotline

Powdery mildew of Watermelon

Powdery mildew of watermelon leaf lesions.

Figure 1: Leaf lesions of powdery mildew of watermelon may be white due to the sporulation of the fungus or colonies on the reverse of the leaf may show up chlorotic.

Severely affected leaf of watermelon with powdery mildew.

Figure 2: Leaf with sporulation of powdery mildew.

Powdery mildew of watermelon fruit.

Figure 3: Powdery mildew of watermelon fruit. W. Guan photo.

Powdery mildew on stem of watermelon.

Figure 4: Powdery mildew on stem of watermelon.

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