Position: Full sun
Flowering period: Late summer
Soil: Dry, well drained
Eventual Height: 5m
Eventual Spread: 1.8m
Hardiness: 7b, 8a, 8b, 9a, 9b, 10a, 10b, 11
Sub Family: Agavoideae
Yucca rostrata is a slow growing evergreen shrub with a spiky upright habit . Its grey/ blue leaves are lanceolate with sharply serrulate margins, up to 90cm long, 15mm broad and appear as a symmetrical rosette. Its dead leaves remain on the trunk and are pendulous. Its white flowers are bell shaped and appear as erect panicles.
Yucca rostrata, commonly known as Beaked Yucca, Big Bend Yucca, is native to south west USA and north west Mexico. in it native habitat this plant grows in scrubby desert conditions.
The etymological root of the binomial name Yucca is derived from the Carib (indigenous people of the Caribbean) name for cassava (misapplied to this plant). Rostrata is derived from the Latin rostrum meaning ‘beak’.
The landscape architect may find Yucca rostrata useful as an architectural specimen shrub suitable for xeriscaping planting schemes. Once established this plant is drought tollerant.
Ecologically, Yucca rostrata flowers are attractive to pollinating insects.
Yucca rostrata prefers dry, fertile,very well-drained soils. It prefers an alkali pH of soil. It will not tolerate wet soils.
Yucca rostrata requires little maintenance. Dead leaves may be removed from the trunk to promote a tidy appearance.