SelecTree: Tree Detail

KNIFE ACACIA
Acacia cultriformis

Acacia cultriformis Acacia cultriformis Acacia cultriformis Acacia cultriformis Acacia cultriformis Acacia cultriformis Acacia cultriformis Acacia cultriformis Acacia cultriformis Acacia cultriformis Acacia cultriformis Acacia cultriformis Acacia cultriformis Acacia cultriformis Acacia cultriformis

Photo Locations: Lotusland - Santa Barbara, CA, Los Angeles County Arboretum - Arcadia, CA and Cal Poly State University - San Luis Obispo, CA

General Notes

Branches used for floral arrangements.

Has fragrant Flower.

Native to Eastern Australia.

Family: Fabaceae

Additional Common Names

KNIFE ACACIA, KNIFE-LEAF WATTLE, DOGTOOTH WATTLE

Tree Characteristics

Rounded or Vase Shape.

Has Evergreen foliage.

Height: 10 - 20 feet.

Width: 10 - 15 feet.

Growth Rate: 24 to 36 Inches per Year.

Longevity Less than 50 years.

Leaves Falcate, Blue Green or Silver Gray, No Change, Evergreen.

Flowers Showy. Fragrant Yellow. Flowers in Spring. Has perfect flowers (male and female parts in each flower).

Brown Pod, Large (1.50 - 3.00 inches), fruiting in Fall, Winter or Summer.

Bark Dark Brown or Light Green, Furrowed or Smooth.

Shading Capacity Rated as Moderately Dense in Leaf.

Litter Issue is Dry Fruit.

Tree Site Conditions & Constraints

Sunset Zones 13 - 24.

USDA Hardiness Zones 9 - 10.

Exposure Full Sun to Partial Shade.

Moist to Dry Soil.

Drought tolerant.

Clay, Loam or Sand Texture.

Slightly Acidic to Slightly 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 Health Hazard.

Attracts Birds.

Not Deer Palatable.

Special Uses & Values

Screen.

Hedged.

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

SelecTree Nursery Connection Map
Cal Poly / ESRI