Propagation
Surface sow fresh seed during spring in a well-drained media, and maintain a temperature of 16º to 18º C. (61º to 64º F). Prick out and pot up when they are large enough to handle.

Division of the clump during spring.

Botanic information
Leaf: The dark green long linear leaves have a thin texture with rough margins. The veins are parallel and the apex is acuminate. Care should be taken as leaves can cut skin when handled. 

Flower: The spikelets are up to 8mm (⅓in) long with 10 to 12 blackish pointed-glumes. Lower glumes contain a male flowers or are sterile and the upper have a bisexual flowers with 4-stamens. They are arranged in a compound panicle held above the foliage and appears form late winter to midsummer.

Fruit: The small nut is red brown with an obtuse apex. The seeds are viable but the plant may be reproduced vegetatively.