SelecTree: Tree Detail
SILVER DOLLAR GUM
Photo Locations: UC Santa Cruz Arboretum - Santa Cruz, CA, Cal Poly State University Campus - San Luis Obispo, CA, Huntington Botanical Gardens - San Marino, CA and Los Angeles County Arboretum - Arcadia, CA
Foliage used for dried arrangements. Hardiness estimate: 14-18 degrees F.
Has fragrant Leaf.
Native to Southeastern Australia.
Erect or Spreading and requires ample growing space.
Has Evergreen foliage.
Height: 30 - 75 feet.
Width: 15 - 45 feet.
Growth Rate: 36 or More Inches per Year.
Longevity 50 to 150 years.
Leaves Ovate to Lanceolate, Bluish Green or Silver or Gray Green, No Change, Evergreen.
White. Flowers in Spring or Summer. Has perfect flowers (male and female parts in each flower).
Brown Capsule, Small (0.25 - 0.50 inches), fruiting in Summer or Fall.
Bark Mottled, Dark Gray or Light Gray.
Shading Capacity Rated as Moderate 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.
Wet to Dry Soil.
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 and Root Rot.
Health, Safety & Environmental Concerns
Branch Strength Rated as Medium.
Root Damage Potential Rated as Moderate.
None Known Health Hazard.
Biogenic Emissions considered High.
Fire Resistance is Favorable.
Not Deer Palatable.
Cite this tree:
SelecTree. "Eucalyptus polyanthemos Tree Record." 1995-2020. Aug 14, 2020.
< https://selectree.calpoly.edu/tree-detail/eucalyptus-polyanthemos >