SelecTree: Tree Detail

AUSTRALIAN WILLOW
Geijera parviflora

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Photo Locations: Los Angeles County Arboretum - Arcadia, CA, Huntington Botanical Gardens - San Marino, CA, Santa Barbara, CA, Santa Cruz, CA and San Diego, CA

General Notes

Makes good street tree; noninvasive roots, casts light shade. Moderate growth rate. Pendulus habit. These Australian trees have water-filled leaves that are fire resistant.

Native to Australia.

A Geijera parviflora in Goleta is registered as a California Big Tree. It measures 49 feet high, with a trunk circumference of 82 inches and a crown spread of 64 feet.

Family: Rutaceae

Additional Common Names

AUSTRALIAN WILLOW, WILGA

Tree Characteristics

Erect or Weeping with a Low Canopy.

Oval Shape.

Has Evergreen foliage.

Height: 30 feet.

Width: 20 feet.

Growth Rate: 24 to 36 Inches per Year.

Longevity 50 to 150 years.

Leaves Lanceolate to Linear, Medium Green, No Change, Evergreen.

White. Flowers in Spring or Fall. Has perfect flowers (male and female parts in each flower).

Mostly Green Capsule, Small (0.25 - 0.50 inches), fruiting in Summer Wildlife use it.

Bark Dark Brown or Light Green, Rough.

Shading Capacity Rated as Moderate in Leaf.

Litter Issue is Dry Fruit.

Tree Site Conditions & Constraints

Sunset Zones 8, 9 and 12 - 24.

USDA Hardiness Zones 9 - 11.

Exposure Full Sun to Partial Shade.

Moist to Dry Soil.

Drought tolerant.

Clay, Loam or Sand Texture.

Highly Acidic to Slightly Alkaline Soil pH.

Seaside Tolerance is Good in Mild Zone.

Pests & Disease Information

Resistant to Oak Root Fungus.

Health, Safety & Environmental Concerns

Branch Strength Rated as Medium.

Root Damage Potential Rated as Low.

None Known Health Hazard.

Biogenic Emissions considered Moderate.

Desirable Wildlife Plant.

Attracts Bees.

Wildlife use Fruit.

Special Uses & Values

Screen, Lawn or Street Tree.

Cite this tree:
SelecTree. "Geijera parviflora Tree Record." 1995-2017. Nov 23, 2017.
< http://selectree.calpoly.edu/tree-detail/geijera-parviflora >

SelecTree Nursery Connection Map
Cal Poly / ESRI