Zone: 5 - 9
Natural Range: Japan
Soil:  Moist, humus rich
Light: Part shade, sun
Height: 2'
Attributes:  Deciduous, Spikes of multi - tiered whorled crimson blooms mid spring.  Lance shaped leaves formed in a rosette.
Notes:  A long lived perennial that looks great when planted in masses with Iris.
Companion plants:  Rheum, Aconitum, Iris, Gunnera, ferns