During the growing season, a long stalk will grow up to 6 feet and produce a large number of white, bell-shaped, lightly fragrant flowers. See Spanish bayonet. Ivory Tower' has out-facing rather than drooping flowers. Weakleaf yucca resembles Adam's needle, but has less rigid leaves, straight fibers on the leaf edges and somewhat shorter flower clusters. The leaves are 1 to 1 foot long and 1 to 1 inch wide and bend downwards above the middle.
Spanish dagger is much like Spanish bayonet.
This evergreen shrub is generally multi-trunked and grows to a height of 8 to 10 feet. The leaf points are soft and will not penetrate skin. In late summer, creamy white, 4-inch diameter flowers appear. Wild plants of bear grass are found in sandy soil around South Carolina and are spectacular when in bloom. The evergreen clumps of soft leaves do not present a hazard like Spanish bayonet.