SelecTree: Tree Detail

RED-CAP GUM
Eucalyptus erythrocorys

Eucalyptus erythrocorys Eucalyptus erythrocorys Eucalyptus erythrocorys Eucalyptus erythrocorys Eucalyptus erythrocorys Eucalyptus erythrocorys Eucalyptus erythrocorys Eucalyptus erythrocorys Eucalyptus erythrocorys Eucalyptus erythrocorys Eucalyptus erythrocorys Eucalyptus erythrocorys Eucalyptus erythrocorys Eucalyptus erythrocorys Eucalyptus erythrocorys

Photo Locations: Los Angeles County Arboretum - Arcadia, CA, Huntington Botanical Gardens - San Marino, CA, Lotusland - Santa Barbara, CA and Cal Poly Leaning Pine Arboretum - San Luis Obispo, CA

General Notes

Takes water with good drainage. Saline tolerant. Hardiness estimate: 23-26 degrees F. Branches often sag and spread from the weight of the large bell-like fruit.

Has fragrant Leaf.

Native to Western Australia.

Family: Myrtaceae

Additional Common Names

RED-CAP GUM, ILLYARRIE

Tree Characteristics

Erect or Spreading with a Low Canopy.

Oval Shape.

Has Evergreen foliage.

Height: 12 - 30 feet.

Width: 9 - 25 feet.

Growth Rate: 36 Inches per Year.

Longevity 50 to 150 years.

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

Flowers Showy. Yellow. Flowers in Fall, Winter, Spring or Summer. Has perfect flowers (male and female parts in each flower).

Brown, Red or Mostly Green Capsule, fruiting in Spring, Summer or Fall Wildlife use it.

Bark Striking Cream, Smooth.

Shading Capacity Rated as Moderately Dense in Leaf.

Litter Issue is Dry Fruit.

Tree Site Conditions & Constraints

Sunset Zones 5 - 6 and 8 - 24.

Exposure Full Sun.

Moist to Dry Soil.

Loam or Sand Texture.

Slightly Acidic to Highly Alkaline Soil pH.

Salinity Tolerance is Good Inland.

Seaside Tolerance is Good in Mild Zone.

Pests & Disease Information

Resistant to Texas Root Rot and Verticillium. Susceptible to Beetle Borers, Oak Root Rot, Phytophthora and Root Rot.

Health, Safety & Environmental Concerns

Branch Strength Rated as Medium.

Root Damage Potential Rated as Low.

None Known Health Hazard.

Biogenic Emissions considered High.

Desirable Wildlife Plant.

Attracts Birds.

Not Deer Palatable.

Wildlife use Fruit.

Special Uses & Values

Screen.

Cite this tree:
SelecTree. "Eucalyptus erythrocorys Tree Record." 1995-2018. Jan 22, 2018.
< http://selectree.calpoly.edu/tree-detail/eucalyptus-erythrocorys >

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.