SelecTree: Tree Detail
Photo Locations: Los Angeles County Arboretum - Arcadia, CA and Quail Botanic Gardens - Encinitas, CA
Utility friendly tree.
Does best in loose, well-drained soil. Intolerant of heavy, clay soils. Spines on branches. Flowers used for making perfume.
Has fragrant Flower.
Native to Mexico and Central America.
Additional Common Names
SWEET ACACIA, MEALY WATTLE
Rounded or Vase Shape.
Has Deciduous to Partly Deciduous foliage.
Height: 15 - 25 feet.
Width: 15 - 25 feet.
Growth Rate: 24 to 36 Inches per Year.
Longevity Less than 50 years.
Leaves Bipinnately Compound, Bluish Green or Silver or Gray Green, No Change, Deciduous to Partly Deciduous.
Flowers Showy. Fragrant Orange or Yellow. Flowers in Spring or Winter. Has perfect flowers (male and female parts in each flower).
Brown Legume, Large (1.50 - 3.00 inches), fruiting in Winter or Summer.
Bark Dark Brown, Dark Gray, Light Gray or Light Green, Scaly or Smooth.
Shading Capacity Rated as Moderate in Leaf.
Shading Capacity Rated as Moderately Low out of Leaf.
Litter Issue is Dry Fruit.
Tree Site Conditions & Constraints
Sunset Zones 13 - 24.
USDA Hardiness Zones 9 - 11.
Exposure Full Sun to Partial Shade.
Moist to Dry and Well Drained Soil.
Loam or Sand Texture.
Slightly Acidic to Highly Alkaline Soil pH.
Salinity Tolerance is Good Inland.
Seaside Tolerance is Good in Mild Zone.
Pests & Disease Information
Resistant to Texas Root Rot. Susceptible to Invasive Shot Hole Borer and Caterpillars, Root Rot.
Health, Safety & Environmental Concerns
Branch Strength Rated as Weak.
Root Damage Potential Rated as Low.
Allergy Health Hazard.
Biogenic Emissions considered Moderate.
Not Deer Palatable.
Special Uses & Values
Cite this tree:
SelecTree. "Acacia farnesiana Tree Record." 1995-2020. Oct 27, 2020.
< https://selectree.calpoly.edu/tree-detail/acacia-farnesiana >