SelecTree: Tree Detail
BIG-HORNED EUCALYPTUS
Eucalyptus megacornuta
Photo Locations: Los Angeles County Arboretum - Arcadia, CA
General Notes
Hardiness estimate: 20-23 degrees F.
Has fragrant Leaf.
Native to Western Australia.
Family: Myrtaceae
Tree Characteristics
Erect or Spreading with a Low Canopy.
Rounded Shape.
Has Evergreen foliage.
Height: 20 - 30 feet.
Width: 10 - 15 feet.
Growth Rate: 36 Inches per Year.
Longevity 50 to 150 years.
Leaves Lanceolate, Green, No Change, Evergreen.
Flowers Showy. Green. Flowers in Spring or Summer. Has perfect flowers (male and female parts in each flower).
Brown or Mostly Green Capsule, fruiting in Summer or Fall.
Bark Light Green or Light Gray, Smooth.
Shading Capacity Rated as Low to Moderately Dense in Leaf.
Litter Issue is Dry Fruit.
Tree Site Conditions & Constraints
Sunset Zones 5 - 6 and 8 - 24.
USDA Hardiness Zones 9 - 10.
Exposure Full Sun to Partial Shade.
Moist to Dry Soil.
Drought tolerant.
Clay, Loam or Sand Texture.
Slightly Acidic to Highly Alkaline Soil pH.
Seaside Tolerance is Good in Mild Zone.
Pests & Disease Information
Resistant to Texas Root Rot and Verticillium. Susceptible to Beetle Borers, Armillaria, Phytophthora and Root Rot.
Health, Safety & Environmental Concerns
Root Damage Potential Rated as Moderate.
None Known Health Hazard.
Attracts Birds.
Not Deer Palatable.
Special Uses & Values
Screen.
Cite this tree:
SelecTree. "Eucalyptus megacornuta Tree Record." 1995-2021. Jan 21, 2021.
< https://selectree.calpoly.edu/tree-detail/eucalyptus-megacornuta >
This tree is not part of the SelecTree Nursery Connection. If you would like to see this tree listed, or know of a nursery that sells it, please contact us at ufei@calpoly.edu.