Which class does grape powdery mildew (Erysiphe necator) belong to?

Grape powdery mildew, caused by the fungus Erysiphe necator, belongs to the class Ascomycetes. This classification is significant because Ascomycetes are known for producing spores in a special sac-like structure called an ascus. This characteristic is typical for many plant pathogens that are responsible for diseases in agricultural settings, including grape powdery mildew.

In the case of Erysiphe necator, it demonstrates the traits associated with the Ascomycetes, such as developing mycelium that can grow on the surface of leaves, causing symptoms like powdery growth. Recognizing the classification of this pathogen is essential for understanding its life cycle, epidemiology, and suitable management practices.