Remove lower branches as plants grow to avoid soil splash back.Plant resistant or tolerant tomato varieties.Aphids and White flies can spread diseases Don’t put your plants to sleep with wet feet! Water the soil around the plants in the morning only No overhead watering.Space plants apart for good air circulation no closer than 3 feet.Remove all garden crop residue a thorough cleanup is essential.Once the first infections have occurred, the spore production spreads the problem rapidly. The fungus spends the winter in infected plant debris or in the soil where it can survive at least one and perhaps several years. Leaf Blight begins on lower older leaves and works upward leaves wither, die and fall off. Symptoms occur on leaves where circular lesions to ½” in diameter are produced within these lesions dark concentric circles can be seen. Infections are most prevalent on poorly nourished or otherwise stressed plants.
Fruit from defoliated plants are also subject to sunscald.Īlternaria sporulates best at about 80 degrees when abundant moisture is present. Early Blight causes infection of fruit and loss of plant vigor. Alternaria Solanica is perhaps the most common foliar disease of tomatoes. The yellow leaves with brown patches are caused by a fungal disease called Early Blight. Several of our customers have brought in samples of their lower leaves of their tomatoes. It won’t be long before you’re enjoying a slice of delicious, juicy homegrown tomatoes. Pesche’s Garden Center offers both organic and natural controls. Aphids and white flies are now a problem. Keep up with feeding and proper watering.
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