Thornless hybrid mesquite, a large multi-trunk shade tree with a wide canopy of lush fern-like green foliage

Mesquite Thornless (AZT)

Prosopis hybrid
Categories:
Trees  ·  
Desert & Native Trees
Light
Full sun
Water
Low water once established. Water deeply and infrequently, allowing soil to dry between irrigations. Water young trees more regularly during establishment; reduce watering in winter.
Size
25-35 ft tall × 25-40 ft wide
Habit
Upright tree – multi-trunk
Toxicity
Non-toxic
Description
A thornless hybrid mesquite (Prosopis hybrid) with finely divided foliage and a broad canopy that provides filtered shade in Phoenix landscapes.
Bloom Time
Spring
Deciduous / Evergreen
Semi-evergreen
Special Features
Drought Tolerant, Thornless, Thorny / Spiny
Growth Rate
Fast
Growth Habit
Upright tree – multi-trunk
Mature Size
25-35 ft tall × 25-40 ft wide
Flower Color
Pale yellow
Foliage Color
Green
Landscape Use
Desert / Xeriscape, Shade Tree
Garden Style
Desert / Xeriscape
Soil
Alkaline Tolerant, Sandy / Rocky, Well-Drained
Companion Plants
Autumn sage, Brittlebush, Desert spoon, Red yucca, Texas sage
Non-toxic
Non-toxic to people (pods edible); large quantities of pods/foliage can harm livestock
Care Instructions

Light: Full sun; thrives in intense desert heat.

Water: Low water once established. Water deeply and infrequently, allowing soil to dry between irrigations. Water young trees more regularly during establishment; reduce watering in winter.

Soil: Well-drained sandy, gravelly, or loamy soil; tolerates alkaline desert soils. Avoid persistently wet soil.

Mature size: Approximately 25–35 feet tall and 30–40 feet wide, depending on irrigation and pruning.

Bloom: Spring to early summer; flowering intensity varies with weather and irrigation.

Evergreen / deciduous: Semi-evergreen to winter-deciduous in Phoenix; leaf retention depends on winter temperatures.

Growth rate: Moderate to fast; faster with supplemental irrigation.