ID and Prevent 6 Common Tomato Diseases

Learn how to spot the symptoms of several tomato diseases, including early blight, late blight and nematodes, and adopt strategies to keep your plants healthy.

Leaf Symptoms
Carefully look at leaf symptoms to identify tomato diseases. On these leaves, from left: Bull’s-eye lesions indicate early blight, bronzing suggests tomato spotted wilt, and yellow V-shapes signal verticillium wilt.
Illustration by Lyn Wellsand