Propagation
Sow fresh seed during spring and maintain a temperature of 18º to 21º C. (64º to 75º F).

Divide established clumps during late spring to early summer.

Botanic information
Leaf: The dark green long linear leaves are up to 6mm (¼in) wide and are sheathed at the base. 

Flower: The bluish-white flowers have 6-petals and yellow anthers. They are arranged in a raceme with up to 7-blooms on a  leafy scape up to 1m (3ft) tall and appears during spring.

Fruit: The small capsule contains numerous seeds which are viable but the plant is normally reproduced vegetatively.