Low water once established. Water deeply during establishment, then allow soil to dry between irrigations. Occasional deep summer watering improves appearance during prolonged Phoenix heat.
Size
8-12 ft tall × 8-12 ft wide
Habit
Upright shrub – multi-trunk
Toxicity
Toxic — Pets & Livestock
Description
Guajillo (Senegalia berlandieri, formerly Acacia berlandieri) is a large shrub or small tree native to Texas and northeastern Mexico, with fine-textured foliage and fragrant, creamy-white flowers.
Blackfoot daisy, Deer grass, Desert marigold, Red yucca, Santa Rita prickly pear, Texas sage
Toxic — Pets & Livestock
Toxic to livestock; foliage contains amines harmful to goats and sheep if eaten in quantity.
Care Instructions
Light: Full sun; tolerates light shade. Performs well in Phoenix heat once established.
Water: Low water once established. Water deeply during establishment, then allow soil to dry between irrigations. Occasional deep summer watering improves appearance during prolonged Phoenix heat.
Soil: Well-drained sandy, gravelly, or rocky soil; tolerates alkaline and limestone soils. Avoid persistently wet or poorly drained sites.
Mature size: Typically 10–15 feet tall and wide; may reach 20 feet tall under favorable conditions.
Bloom: Primarily late winter through spring; occasional additional flowers may follow summer rain.
Evergreen / deciduous: Semi-evergreen; may lose foliage during freezing weather or extended drought.
Growth rate: Moderate with supplemental irrigation; slower under very dry conditions.