Yucca, native to Mexico and North America, is an architecturally striking plant with a beautiful flower, which is night scented. It grows in poor, well draining soil and is drought tolerant. Updated 10/9/2018
The Yucca elephantipes, flower spike is a creamy white and can reach up to 5m in height in its natural environment.
Yucca gloriosa is shorter and the flowers are pure white.