Some are named and there are some excellent seed strains. The slightly hairy, scalloped leaf rosette bears 9-12 inch stems of large flat flowers in shades of pink, red, white, and lavender. The outer side of the petal may even be a different shade than the face. P. sieboldii grows well in a peat bed or any shady, moist position. As the ground starts to become dry in the summer, the plant dies back to an underground rhizome.
Plants are best divided just as the leaves are emerging in the spring or after flowering.
It is easily grown from seed. Primula denticulata , the drumstick primrose, is an unusual, versatile, early spring primula. The flowers emerge before or at the same time as the large, somewhat coarse leaves. May. The flower stalks are about 13 inches tall and after flowering, the leaves will enlarge to 12 inches, so the plant must be given room. It is easy in a border or anywhere where moist soil is found.