Distribution:

Japan, the Russian Far East, (northern) China and North and South Korea

Wingspan:

around 10 centimeter

Season:

2 flights annually (May/June and July/August), in captivity when reared warm sometimes a 3rd flight. Pupae overwinter.

Food plants:

Alnus preferred

Rearing:

An easy species, suitable for newcomers. Keep warm and clean, in well ventilated plastic containers (just watch out for condensation).  Fast growing and ready to pupate within 4 to 5 weeks. The pupal stage in between flights is short (approximately 2 to 3  weeks). The warmer the faster they develop. Cocoons after the last flight in autumn can overwinter in the fridge.

Difficulties:

none