It causes mildew and brown lesions on the leaves of various fruit plants, such as apple, cherry, and pear trees, and strawberry plants [13].
P. pomorum is also well-known as a fungus that is being developed as a biocontrol agent for hounds tongue disease [2]. Because the isolated strain was phylogenetically so similar to the ascomycetous fungus P. pomorum group, it was regarded as a variety of this species; however, additional experiments will be required to accurately assign a varietal designation