This section is from the book "Commercial Gardening Vol2", by John Weathers (the Editor). Also available from Amazon: Commercial Gardening, A Practical & Scientific Treatise For Market Gardeners.
An ornamental plant 3-8 ft. high, with broad sword-like leaves which in some varieties assume tints of red and purple, while another is striped with creamy white and yellow. It is hardy in the milder parts of the kingdom, and is used for subtropical effects. A rich, loamy soil is best, and propagation is effected by division, and also by seeds when obtainable.