Distribution:

Japan, the (southern) Russian Far East and from China south to North and South Korea.

Wingspan:

In between 5 and 6 centimeter

Season:

depends on the local conditions, one or two broods annually. In captivity usually 2. The pupae overwinter.

Food plants:

Galium (including G. aparine) preferred. Also Epilobium and Vitis.

Rearing:

Easy and suitable for newcomers. Keep warm and clean, in well ventilated plastic containers. Fast growing and ready to pupate within 4 weeks. The pupal stage in between the 2 summer flights is short (2 to 3 weeks). Pupae after the last flight in autumn can be overwintered in the fridge.

Difficulties:

none