SelecTree: Tree Detail
Photo Locations: Huntington Botanical Gardens - San Marino, CA, UC Santa Barbara - Santa Barbara, CA, Los Angeles County Arboretum - Arcadia, CA, Santa Barbara, CA, Foster Botanical Garden - Honolulu, HI and Lotusland - Santa Barbara, CA
Attractive flowers. Incorrectly sold under the name Seaforthia elegans.
Native to Australia.
Additional Common Names
KING PALM, BANGALOW PALM, SEAFORTHIA PALM
Erect and requires ample growing space.
Has Evergreen foliage.
Height: 50 - 70 feet.
Width: 10 - 15 feet.
Growth Rate: 24 Inches per Year.
Longevity 50 to 150 years.
Leaves Pinnately Compound Odd, Green, No Change, Evergreen.
Lavender.. Has separate male and female reproductive parts on the same tree (monoecious).
Red Drupe, Small (0.25 - 0.50 inches).
Bark Dark Gray or Light Gray, Smooth.
Shading Capacity Rated as Moderate in Leaf.
Litter Issue is Wet Fruit and Leaves.
Tree Site Conditions & Constraints
Sunset Zones 21 - 24.
USDA Hardiness Zones 10 - 11.
Exposure Full Sun to Partial Shade.
Loam or Sand Texture.
Highly Acidic to Highly Alkaline Soil pH.
Seaside Tolerance is Good in South Coast.
Pests & Disease Information
Resistant to Texas Root Rot. Susceptible to Invasive Shot Hole Borer, Phytophthora and Root Rot.
Health, Safety & Environmental Concerns
Branch Strength Rated as Medium.
Root Damage Potential Rated as Moderate.
None Known Health Hazard.
Special Uses & Values
Cite this tree:
SelecTree. "Archontophoenix cunninghamiana Tree Record." 1995-2021. May 14, 2021.
< https://selectree.calpoly.edu/tree-detail/archontophoenix-cunninghamiana >
SelecTree Nursery Connection Map
Cal Poly / ESRI