SelecTree: Tree Detail
Photo Locations: Lotusland - Santa Barbara, CA and Ruth Bancroft Garden - Walnut Creek, CA
Utility friendly tree.
Native to Australia.
Previously listed in the Liliaceae family.
Rounded, Weeping Shape.
Has Evergreen foliage.
Height: 15 - 20 feet.
Width: 8 - 10 feet.
Growth Rate: 12 Inches per Year.
Longevity Less than 50 years.
Leaves Linear, Green, No Change, Evergreen.
White-Cream. Flowers in Summer or Fall. Has perfect flowers (male and female parts in each flower).
Shading Capacity Rated as Dense in Leaf.
Tree Site Conditions & Constraints
Sunset Zones 12 - 24.
USDA Hardiness Zones 10 - 11.
Exposure Full Sun.
Neutral to Highly Alkaline Soil pH.
Seaside Tolerance is Good in Mild Zone.
Pests & Disease Information
Susceptible to Phytophthora and Root Rot.
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. "Xanthorrhoea preissii Tree Record." 1995-2020. Jul 11, 2020.
< https://selectree.calpoly.edu/tree-detail/xanthorrhoea-preissii >