Acacia nigricans

Knobthorn Acacia

Family: Fabaceae Pea


Type Tree
USDA Hardiness range 9A - 11
Exposure Full sun
Bloom color Yellow
Bloom time Year 'round
Water needs Dry to moist
Landscape uses Street tree
Height 20' to 40' / 6.00m to 12.20m
Spread n/a
Growth rate Moderate
Persistence Evergreen, broadleaf, semi-evergreen
Bloom attributes Attracts butterflies, fragrant flowers
Leaf color Green
Fruit color Brown, green
Soil pH requirements Acidic, neutral, alkaline, slightly alkaline
Soil type Sandy, clay, loamy
Form Oval, vase
Attributes and features Attracts birds, invasive