On mature plants. A tall mature yucca is bold and striking with straight angular edges. It is native to central america and is a member of the asparagus family (asparagaceae). However its also a popular modern houseplant. When given ample room, it can mature at up to 30 feet tall and almost as wide. It is a popular, low-maintenance indoor and outdoor plant that presents as a large, upright succulent shrub or small tree. Yucca plants grow outdoors in hot arid climates. Learn how to plant spineless yucca (yucca elephantipes). · yucca elephantipes —also called spineless yucca , stick yucca and yucca gigantea—is a type of shrubby plant with thick cane stems and sword-shaped leaves. The stiff, leathery, evergreen leaves are smooth and spineless , hence the common name. Unlike other species of yucca , this plant does not have sharp, spine-tipped leaves. · the spineless yucca (yucca elephantipesis) a versatile evergreen plant that thrives indoors as a houseplant, and outdoors. Conversely, younger, smaller plants will still suit the majority of homes. See full list on gardenershq. com They are topped by spiral rosettes of sword-shaped, blue-green leaves that may reach 4 ft. The full plant growing profile. It looks very fitting in modern homes or when you want a stand-alone statement plant. Though a slow grower, the spineless yucca grows more quickly when planted outdoors.