SelecTree: Tree Detail
Photo Locations: Cal Poly State University - San Luis Obispo, CA, Los Angeles County Arboretum - Arcadia, CA and UC Santa Cruz, CA
Hardiness estimate: 22-25 degrees F.
Has fragrant Leaf.
Native to Western Australia.
Additional Common Names
BLUE-GRAY EUCALYPTUS, GUNGURRU, SILVER PRINCESS
Has Evergreen foliage.
Height: 20 - 30 feet.
Width: 10 - 15 feet.
Growth Rate: 36 Inches per Year.
Longevity 50 to 150 years.
Leaves Oval, Blue Green, Gray Green or Silver Gray, No Change, Evergreen.
Flowers Showy. Rose. Flowers in Spring or Winter. Has perfect flowers (male and female parts in each flower).
Gray or Lavender Capsule, Medium (0.50 - 1.50 inches), fruiting in Summer or Fall.
Bark Cream, Dark Brown, Green, Light Green or Multicolored, Exfoliating, Mottled or Smooth.
Shading Capacity Rated as Moderately Low in Leaf.
Litter Issue is Dry Fruit.
Tree Site Conditions & Constraints
Sunset Zones 5 - 6 and 8 - 24.
USDA Hardiness Zones 8 - 11.
Exposure Full Sun to Partial Shade.
Moist to Dry Soil.
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, Oak Root Rot and Root Rot.
Health, Safety & Environmental Concerns
Branch Strength Rated as Medium Weak
Root Damage Potential Rated as Low.
None Known Health Hazard.
Not Deer Palatable.
Special Uses & Values
Cite this tree:
SelecTree. "Eucalyptus caesia Tree Record." 1995-2018. Apr 23, 2018.
< https://selectree.calpoly.edu/tree-detail/eucalyptus-caesia >