Juglans ailantifolia as a material for snow tires (studless tires). The only significant disease Japanese walnuts are susceptible to is the Walnut Bunch Disease. Juglans ailantifolia Juglans ailantifolia (synonyms "J. cordiformis" and "J. sieboldiana" and "J. mandshurica" var. "sachalinensis"), the Japanese walnut ( "oni-gurumi"), is a species of walnut native to Japan and Sakhalin. It is a deciduous tree growing to tall, rarely , and 40–80 cm stem diameter, with light grey bark. The leaves are pinnate, 50–90 cm long, with 11-17 leaflets, each leaflet 7–16 cm long and 3–5 cm broad. The whole leaf is downy-pubescent, and a somewhat brighter, yellower
Vernicia montana Vernicia montana Vernicia montana, the mu oil tree, or chine wood oil tree, is a species of "Vernicia" in the spurge family, native to Southeast Asia (including Myanmar, Thailand, Vietnam), southern China, and Taiwan. It is a medium-sized deciduous tree reaching a height . The Latin specific epithet "montana" refers to mountains or coming from mountains. The leaves are large with three lobes. The monoecious white-petaled flowers emerged as inflorescences, containing both male and female flowers. The fruit is a globular drupe with wrinkled skin that turns from green to yellow upon ripening. Each fruit contains 3 seeds, rich in