Variation
var.rosea
This smaller plant grows to 200mm (8in) tall and produces mauve-pink flowers.

Cultivars
'Albostriata'
This plant has attractive leaves with longitudinally creamy white stripes.

'Flore Pleno'
This plant produces double white flowers.

'Fortin's Giant'
This plant produces large flowers up to 15mm (½in) across and has wide leaves.

'Hardwick Hall'
This plant has broad leaves with pale green margins.

'Prolificans'
This plant produces a branched inflorescence, which is panicle-like, but the flowers may be malformed.