SelecTree: Tree Detail
SPANISH DAGGER YUCCA
Photo Locations: Cuesta College - San Luis Obispo, CA, Balboa Park - San Diego, CA, Cal Poly State University - San Luis Obispo, CA and Quail Botanical Gardens - Encinitas, CA
Utility friendly tree.
Small exotic looking tree for frost-free areas. Has rhizomes.
Native to Southeastern United States.
A Yucca gloriosa in Huntington Beach is registered as a California Big Tree. It measures 32 feet high, with a trunk circumference of 118 inches and a crown spread of 38 feet.
Has Evergreen foliage.
Height: 6 - 10 feet.
Width: 6 - 8 feet.
Growth Rate: 24 Inches per Year.
Longevity 50 to 150 years.
Leaves Lanceolate, Medium Green, No Change, Evergreen.
Flowers Showy. White. Flowers in Summer. Has perfect flowers (male and female parts in each flower).
Black Capsule, fruiting in Fall.
Bark Dark Brown or Light Green, Fissured.
Shading Capacity Rated as Moderate in Leaf.
Litter Issue is Dry Fruit.
Tree Site Conditions & Constraints
Sunset Zones 7 - 9 and 12 - 24; H1, H2.
USDA Hardiness Zones 7 - 10.
Exposure Full Sun.
Loam or Sand Texture.
Highly Acidic to Highly Alkaline Soil pH.
Seaside Tolerance is Good in Mild Zone.
Pests & Disease Information
Resistant to Texas Root Rot. Susceptible to Caterpillars.
Health, Safety & Environmental Concerns
Branch Strength Rated as Medium.
Root Damage Potential Rated as Low.
None Known Health Hazard.
Special Uses & Values
Cite this tree:
SelecTree. "Yucca gloriosa Tree Record." 1995-2018. Sep 21, 2018.
< https://selectree.calpoly.edu/tree-detail/yucca-gloriosa >
SelecTree Nursery Connection Map
Cal Poly / ESRI