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This vegetable pathology factsheet describes the identification and treatment of tomato late blight.
Many ornamental crop species (including trees, shrubs, and bedding plants) are susceptible to diseases caused by Phytophthora, a genus of plant-pathogenic oomycetes (also known as water molds) that can persist in soil for several years. This publication rates common bedding plants, shrubs, and trees on their resistance to Phytophthora.
Black shank is an economically important disease of tobacco that threatens production in North Carolina. This factsheet provides information about the causal organism (Phytophthora nicotianae) and its management.
Identification and management of Phytophthora in annuals and herbaceous perennials in greenhouses and in the landscape is discussed in this disease fact sheet.
Phytophthora root and stem rot is a common pathogen in North Carolina due to our frequent wet weather. This factsheet describes the symptoms and management of the disease in soybean production.