SelecTree: Tree Detail

WILLOW ACACIA
Acacia salicina

Acacia salicina Acacia salicina Acacia salicina Acacia salicina

Photo Locations: UC Davis Arboretum - Davis, CA, Los Angeles County Arboretum - Arcadia, CA and Other

General Notes

Drought and frost resistant in adapted zones. Best in dry soils. Saline tolerant.

Native to Australia.

Family: Fabaceae

Additional Common Names

WILLOW ACACIA, AUSTRALIAN WILLOW

Tree Characteristics

Spreading or Weeping with a Low Canopy.

Rounded Shape.

Has Evergreen foliage.

Height: 20 - 40 feet.

Width: 15 feet.

Growth Rate: 36 Inches per Year.

Longevity Less than 50 years.

Leaves Linear, Blue Green or Dark Green, No Change, Evergreen.

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

Brown Pod, Very Large (Over 3.00 inches), fruiting in Winter or Spring Wildlife use it.

Bark Dark Gray or Light Gray, Furrowed or Rough.

Shading Capacity Rated as Moderately Dense in Leaf.

Litter Issue is Dry Fruit.

Tree Site Conditions & Constraints

Sunset Zones 8, 9 and 12 - 24.

USDA Hardiness Zones 7 - 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

Susceptible to Root Rot.

Health, Safety & Environmental Concerns

Branch Strength Rated as Weak.

Root Damage Potential Rated as Low.

Allergy and Poisonous Health Hazard.

Desirable Wildlife Plant.

Attracts Birds.

Not Deer Palatable.

Wildlife use Fruit.

Special Uses & Values

Screen.

Hedged.

Cite this tree:
SelecTree. "Acacia salicina Tree Record." 1995-2018. Jan 22, 2018.
< http://selectree.calpoly.edu/tree-detail/acacia-salicina >

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.