Hesperoyucca whipplei (Chaparral yucca; Our Lord's Candle; Spanish bayonet)
Great plant for succulent gardens, xeriscaping or even amongst perennials where its grey-green foliage and round shape offers a contrast. Happy in dry soils but will tolerant extra moisture if soil is well drained. Will grow approx 1mH and W. Full sun to some afternoon shade in hot climates. Stemless.