Prunus padus
The larvae feed on various plants and trees, including "Betula verrucosa", "Betula pubescens", "Betula nana", "Alnus incana", "Salix" species (including "Salix lapponum", "Salix hastata", "Salix repens", "Salix starkeana", "Salix caprea" and "Salix phylicifolia"), "Populus tremula", "Sorbus aucuparia", "Crataegus" species, "Prunus padus", "Vaccinium myrtillus" and "Vaccinium uliginosum".