By Mary H. Dyer, Master Naturalist and Master Gardener, www.summitspringsgardenwriting.com Also known as early blight, target spot of tomato is a fungal disease that attacks a diverse assortment of plants, including papaya, peppers, snap beans, potatoes, cantaloupe and squash, as well as passion flower and certain ornamentals. Target spot on tomato fruit is difficult to control because the spores, which survive on plant refuse in the soil, are carried over from season to season. Read on to learn how to treat target spot on tomatoes. Recognizing Target Spot of Tomato Target spot on tomato fruit is difficult to recognize in the early stages, as the disease resembles several other fungal diseases of tomatoes. However, as diseased tomatoes ripen and turn from green to red, the fruit displays circular spots with concentric, target-like rings and a velvety black, fungal lesion in the center. The "targets" become pitted and larger as the
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