The larvae feed on "Prunus salicina". Many different varieties of "Prunus salicina", some being hybrid species, are cultivated in China. Most of the fresh plums sold in North American supermarkets are "Prunus salicina" cultivars. "Prunus salicina" is also widely cultivated in Japan and Korea. "Prunus salicina" grows up to tall, and has reddish-brown shoots.