Yucca brevifolia-Joshua Tree
Slowly to 30', but can
reach 60' in nature. Develops a distinctive trunk to almost 3'
wide. Terminal clusters of stiff short gray green leaves. Older
leaves persist on trunk pointing down. Thick, fleshy greenish
white flowers to 1". Late winter into spring. Native
to Arizona, California and Nevada @ 2-5000' on dry mesas and
gravely slopes. Full sun. Drought resistant. Good drainage. Can
be a massive treelike plant. Slow. Extremely drought tolerant.