8 seeds per packet. A densely clumping, evergreen species that is native to North America. Produces evergreen, narrow, arching, dark green leaves. Flowers are variable within this species ranging from yellow, blue and purple but the form we offer is by far the most outstanding with butterscotch yellow and intense purple flowers. Height 30 cm. Part sun to part shade in a moist but well-drained soil. Cold germinator.