Ornatec InternationalSpecies reference sheet · ornatecinternational.com
Parkinsonia aculeata
Jerusalem Thorn
The Parkinsonia aculeata, commonly known as Jerusalem Thorn, Mexican Palo Verde, or Horse Bean, is a fast-growing, drought-tolerant deciduous tree native to arid and semi-arid regions of the Americas. It is well-known for its feathery, bright green foliage, spiny branches, and striking yellow flowers. Growing up to 6 to 9 metres, this tree has a graceful, airy appearance and is often used for shade, ornamental planting, or erosion control in dry landscapes.
Specifications
- Height6 to 9 metres
- Width4 to 6 metres (canopy spread)
- Native toTropical and subtropical Americas (from the southern United States to South America)
- FoliageFine, feathery bipinnate leaves with small leaflets; deciduous in dry seasons
- Growth rateFast
Conditions
- SoilPrefers well-drained, sandy, or rocky soils; tolerates poor and alkaline soils
- LightFull sun
- WaterVery low; highly drought-tolerant once established
- ClimateThrives in arid, semi-arid, and subtropical regions
Additional Features
- FlowersBright yellow, fragrant flowers with orange markings bloom profusely in spring and summer, attracting pollinators like bees and butterflies
- Seed PodsLong, narrow pods contain seeds that are often consumed by wildlife
- UsesIdeal for ornamental planting, erosion control, windbreaks, and xeriscaping
- SpacingPlant 4 to 6 metres apart for individual growth or windbreaks
- Low MaintenanceRequires minimal care; prune to shape or control spread
- Pest ResistanceGenerally resilient, though it may attract some caterpillars or scale insects
- Drought ToleranceExceptionally suited for low-water and desert landscapes
- Environmental BenefitsProvides shade, prevents soil erosion, and supports wildlife habitats
The Jerusalem Thorn is a visually striking and functional tree, perfect for arid and semi-arid landscapes. Its adaptability, vibrant flowers, and low water requirements make it a valuable addition to xeriscapes, urban landscapes, and sustainable planting projects.
Availability by project review. Sizes, quantities, origin and export readiness are confirmed after your plant schedule is reviewed against destination, timing and quarantine requirements. MEWA certified for supply into Saudi Arabia; Australian Export Registered Establishment.
Enquiries: sales@ornatecinternational.com
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Prepared 15 August 2026