Propagation
Divide established clumps (rhizome) during spring and keep moist.

Botanic information
Leaf: The overlapping flattened long linear glossy dark green leaves arch backwards when mature. The cultivars are variegated cream and green.

Flower: The small bisexual flowers have 6-parted perianth segments and are arranged in a slender spadix up to 75 mm (3in) long appearing amongst the foliage during summer.

Fruit: The small seed is not commonly seen and the plant is normally reproduced vegetatively.