CAHNRS > Hortsense > Tree Fruits > Tree Fruits (Filbert) Tree Fruits (Filbert) Diseases Filbert: Bacterial blight Filbert: Eastern filbert blight Filbert: Powdery mildew Insects Filbert: Apple mealybug Filbert: Brown marmorated stink bug Filbert: Filbert aphid Filbert: Filbert bud mite Filbert: Filbert leafroller Filbert: Filbertworm Filbert: Lecanium scale Filbert: Omnivorous leaftier Filbert: Tent caterpillars Tree Fruits Apple Apricot Cherry Filbert Peach Pear Plum/Prune Walnut