Dwarf hardy plants very adaptable to woodland gardens, or for cultivation in the sheltered border.
The flowers are mostly purple and yellow and are borne on stems up to 12 inches in height. They flower in summer and planted in March, placing the tubers autumn. 6 inches below the surface. Increase by They will thrive in a sandy loam, with division in spring. Seeds may also be leaf-mould added. They should be sown in mild heat in spring.