Leaf Spots
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Septoria Leaf Spot Fungus Disease
Septoria leaf spot is a fungal disease. It is one of the most destructive tomato plant diseases and affects a wide range of other vegetables and garden plants as well. Septoria fungal leaf spot is most severe in regions where warm, wet, humid weather extends over several days to weeks. Disease range: Throughout North America […] More
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in Diseases
How to Identify Early Blight, Late Blight, and Leaf Spot on Tomatoes
Early blight, late blight, and leaf spot are common fungal diseases of tomato plants. Late blight is the most serious of the three. It spreads rapidly and will likely destroy the infected plant and can quickly spread to other plants—including potatoes, eggplants, and peppers. Here are basics for identifying these fungal diseases: Conditions for Disease […] More
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Alternaria Leaf Spot
Small yellow spots that appear first on older leaves are a symptom of this fungal blight. These spots gradually enlarge and become dark-colored areas filled with concentric rings. Alternaria leaf blight is particularly problematic for plants in the cabbage and squash families. Strawberries and carrots are also susceptible. When alternaria infects broccoli and cauliflower plants, […] More
Stephen Albert
