Larvae are polyphagous in dead branches of deciduous trees (Quercus, Castanea, Robinia, Juglans, Prunus, Salix, Pistacia, etc.
Juglans nigra | Juglans | Juglans californica | Juglans australis |
Juglans mandshurica, the Manchurian walnut, is a deciduous tree of the genus Juglans (section Cardiocaryon), native to the Eastern Asiatic Region (China, Russian Far East, North Korea and South Korea).
The low-elevation forests of the foothills are dominated by temperate deciduous trees like oaks (Quercus acutissima, Q. variabilis), elm (Ulmus spp.), Common Walnut (Juglans regia), maple (Acer spp.), ash (Fraxinus spp.) and Celtis spp.