SelecTree: Tree Detail

Macadamia tetraphylla

Macadamia tetraphylla Macadamia tetraphylla Macadamia tetraphylla Macadamia tetraphylla Macadamia tetraphylla

Photo Locations: Balboa Park - San Diego, CA and Quail Arboretum - Encinitas, CA

General Notes

Can grow to 60 feet tall and 40 feet wide in the right conditions. Resistant to oak root fungus. Takes some drought. Named variety 'Fenton' (pictured here) is available in southern California and is a good fruit producer.

Native to Australia.

Family: Proteaceae

Additional Common Names


Tree Characteristics

Erect or Spreading with a Low Canopy.

Rounded, Umbrella or Vase Shape.

Has Evergreen foliage.

Height: 30 - 40 feet.

Width: 15 - 20 feet.

Growth Rate: 24 Inches per Year.

Longevity 50 to 150 years.

Leaves Lanceolate to Oblong, Glossy Dark Green, No Change, Evergreen.

Flowers Showy. Pink or White. Flowers in Spring or Winter.

Beige or Brown Nut in Husk, Medium (0.50 - 1.50 inches), fruiting in Fall Edible and Wildlife use it.

Bark Dark Brown, Rough.

Shading Capacity Rated as Moderately Dense in Leaf.

Litter Issue is Dry Fruit.

Tree Site Conditions & Constraints

Sunset Zones 9, 16 - 17 and 19 - 24; H1, H2.

USDA Hardiness Zones 10 - 11.

Exposure Full Sun.

Moist Soil.

Drought tolerant.

Loam or Sand Texture.

Slightly Acidic to Slightly Alkaline Soil pH.

Seaside Tolerance is Medium in Mild Zone.

Pests & Disease Information

Resistant to Oak Root Fungus. Susceptible to Crown Rot, Phytophthora and Root Rot.

Health, Safety & Environmental Concerns

Branch Strength Rated as Medium.

Root Damage Potential Rated as Moderate.

None Known Health Hazard.

Desirable Wildlife Plant.

Attracts Squirrels.

Wildlife use Fruit.

Special Uses & Values


Cite this tree:
SelecTree. "Macadamia tetraphylla Tree Record." 1995-2018. Apr 19, 2018.
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