GENERAL INFO
Grown only occasionally in Hawai‘i and more commonly in California, this species can be distinguished from the Cook pine (Araucaria columnaris) by its straight, plumb trunk, less columnar, more open canopy, and peeling bark. Araucaria heterophylla has a HPWRA (Hawai‘i Pacific Weed Risk Assessment) score of -5 (Low Risk).
Native range: Norfolk IslandsEthnobotanical Info / Tree Use: Native to the namesake Norfolk Islands, and ornamentally planted throughout the Pacific. Citations Page
Native range: Norfolk IslandsEthnobotanical Info / Tree Use: Native to the namesake Norfolk Islands, and ornamentally planted throughout the Pacific. Citations Page
TREE CHARACTERISTICS
Tree Shape: ConicalFoliage Type: EvergreenMaximum Tree Height: 100 feetCanopy Width: 60 feetGrowth Rate: ~24 in/yearLeaf Arrangement and Leaf Form: Alternate, SimpleLeaf Shape: NeedleLeaf color: GreenCones: Very Large Brown ConePollen time: Fall or SummerBark Color: Dark Brown, RoughLitter Type: Dry Fruit
SITE CONDITIONS
Recommended Planting Area: Greater than 7'Water Use Rating: MediumSunset Climate Zone: 17, 21 - 24, H1, H2Shade Tolerance: NoUSDA Hardiness Zone: 10, 11Soil Texture: Loam or Sand or ClaySoil pH: Very Acidic to Slightly AlkalineSalt Tolerance: HighWind Resistance: Lowest
CONSIDERATIONS
Branch Strength: MediumRoot Damage Potential: ModeratePotential health issues: No known hazardsUtility Friendly: NoWCISA Appraisal: Suggested LCANT 24" box, Suggested LCANT 24" box, Group Rating 3, Approx. cross sectional area 3.80 sq. in.
External Resources
CITE THIS TREE
"SelecTree. UFEI. "Araucaria heterophylla Tree Record." 1995-2025. Cal
Poly State University, San Luis Obispo. Accessed on Jun 15, 2025."
< https://selectree.calpoly.edu/tree-detail/173 >
< https://selectree.calpoly.edu/tree-detail/173 >
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