Septoria leaf spot, caused by the fungus Septoria lycopersici, is one of the most widespread diseases of tomato plants and also attacks potatoes and eggplant. It is found around the globe, spreads quickly, weakens plants, and cuts fruit production. The disease appears as black spots on leaves, with tiny dark bumps that eventually turn foliage […] The post Septoria Leaf Spot on Tomatoes: Identify, Treat, and Prevent It appeared first on Building and Construction .