Berlandier Acacia

Senegalia berlandieri

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Light
Water
Low water once established. Water deeply and let soil dry between irrigations; occasional supplemental summer watering improves appearance in Phoenix heat. Water more regularly during establishment.
Description
A fine-textured shrub or small tree, also called guajillo, with feathery foliage and fragrant, creamy-white flower clusters; native to southern Texas and northeastern Mexico.
Deciduous / Evergreen
Growth Rate
Flower Color
Foliage Color
Toxic to livestock in quantity (neurotoxic ‘guajillo wobbles’ from heavy browsing)
Care Instructions

Light: Full sun; tolerates light shade, but flowers best with ample sunlight.

Water: Low water once established. Water deeply and let soil dry between irrigations; occasional supplemental summer watering improves appearance in Phoenix heat. Water more regularly during establishment.

Soil: Well-drained sandy, gravelly, or rocky soil; tolerates alkaline and limestone soils. Avoid persistently wet or poorly drained locations.

Mature size: Typically 10–15 feet tall and wide; occasionally reaches 20 feet tall.

Bloom: Primarily spring; may flower intermittently into summer after rainfall or irrigation.

Evergreen / deciduous: Semi-evergreen; may lose foliage during freezes or prolonged drought.

Growth rate: Moderate with supplemental water; slower under very dry conditions.