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19250 S Ellsworth Rd
Queen Creek, AZ 85142

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Willow acacia, a tall slender evergreen tree with drooping narrow blue-green leaves, in a gravel yard

Willow Acacia

Acacia salicina
Categories:
Trees  ·  
Desert & Native Trees
Light
Full sun
Water
Low water once established. Water deeply and regularly during establishment, then infrequently, allowing soil to dry between irrigations. Provide supplemental deep watering during prolonged summer heat.
Size
20-40 ft tall × 15-20 ft wide
Habit
Upright tree – single-trunk
Toxicity
Not Established
Description
A thornless Australian tree with slender, gray-green foliage and gracefully drooping branches that create a willow-like appearance.
Bloom Time
Winter to spring
Deciduous / Evergreen
Evergreen
Special Features
Drought Tolerant, Thornless, Thorny / Spiny
Growth Rate
Fast
Growth Habit
Upright tree – single-trunk
Mature Size
20-40 ft tall × 15-20 ft wide
Flower Color
Cream to pale yellow
Foliage Color
Blue-green to gray-green
Landscape Use
Desert / Xeriscape, Hedge / Screen, Shade Tree, Specimen / Accent
Garden Style
Desert / Xeriscape, Hedge / Formal
Soil
Alkaline Tolerant, Sandy / Rocky, Well-Drained
Companion Plants
Autumn sage, Brittlebush, Desert spoon, Red yucca, Texas sage
Not Established
Not established — verify
Care Instructions

Light: Full sun; thrives in Phoenix heat.

Water: Low water once established. Water deeply and regularly during establishment, then infrequently, allowing soil to dry between irrigations. Provide supplemental deep watering during prolonged summer heat.

Soil: Well-drained soil; tolerates sandy, loamy, and alkaline desert soils. Avoid persistently waterlogged conditions.

Mature size: 30–40 feet tall and 15–25 feet wide.

Bloom: Primarily fall through spring; bloom timing varies with weather and moisture.

Evergreen / deciduous: Evergreen.

Growth rate: Fast.