8 seeds per packet. A very rarely offered, beautiful, annual species that is native to moist forests of Japan and Korea. 3 to 4 cm long, orchid-like, purple flowers with darker purple spotting are produced in succession from August into autumn. Self sows. Height 40 to 70 cm. Well-drained, moist soil in part shade. Sow immediately upon receipt as they need a cold period to germinate.