Jerusalem Thorn
Parkinsonia aculeatafam. Fabaceae
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Pl. 2CCF — Parkinsonia aculeata
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IOverview
Overview
The Jerusalem Thorn (Parkinsonia aculeata) is a tree or shrub that thrives in diverse regions across Central and South America, as well as the southern United States. Native to areas like Argentina, Bolivia, Brazil, and parts of Mexico, it has also been introduced to locations such as Florida, Texas, and various Caribbean islands. Known for its edible seeds, this plant can grow up to 7.5 meters in height and prefers full sun with a tolerance for both dry and moist conditions. It thrives in light (sandy) and medium soils and is hardy in zones 9-11. One distinctive feature of the Jerusalem Thorn is its thorny branches, which make it an effective ornamental plant while also providing protection.
Quick answers
What is Jerusalem Thorn?
The Jerusalem Thorn (Parkinsonia aculeata) is a tree or shrub that thrives in diverse regions across Central and South America, as well as the southern United States.
Growingconditions · propagation · uses
VCultivation
Cultivation
The Jerusalem Thorn thrives in full sun and prefers well-draining soil that is light (sandy) or medium. It can tolerate dry conditions but also performs well in moist environments. This plant is hardy in zones 9-11 and grows to a height of 7.5 meters, making it suitable for both trees and shrubs. For propagation, seeds are the recommended method.
Light
Full sun
Water
Dry, Moist
Soil
Light (sandy), Medium
Hardiness
9-11
Habit
Tree, Shrub
Mature size
7.5 m tall
For first-time growers
How to grow Jerusalem Thorn for the first time
8steps
Start with planting Jerusalem Thorn in a sunny spot, as it thrives in full sun and can handle various soil types.
- 1
What you'll need
Seeds or small plants, a trowel, mulch.
- 2
Best time to plant
Plant in spring when the weather starts warming up.
- 3
Soil and container prep
Choose well-draining soil; Jerusalem Thorn prefers light (sandy) or medium soil types.
- 4
Sowing or transplanting
Direct sow seeds 1-2 cm deep, or plant small plants at the same depth they were in their containers.
- 5
First two weeks
Water regularly to keep the soil moist but not waterlogged. Avoid overwatering.
- 6
Ongoing care
Provide full sun exposure and minimal watering once established, as it prefers dry conditions.
- 7
Harvest or pruning
Prune in late winter to early spring to maintain shape and remove dead branches.
- 8
Common mistakes
Overwatering, planting in poorly draining soil, not providing enough sunlight.
VIEdible & utility
Edible & utility
Edible parts:Seed
Edible uses: The Jerusalem Thorn's seeds are edible and can be consumed raw or roasted. They are often prepared by drying before consumption, adding a light, nutty flavor to dishes.
Other uses:BiomassFire starterAnimal feedHedgerowWind breakerSoil conditionerErosion controlLumberNitrogen fixer
Contextrange · companions · related
VIIDistribution
30 native · 0 introduced
Distribution
30 native · 0 introducedDistribution across2 continents· 30 native
Asia1 region
native (1)Georgia
Americas13 regions
native (13)BahamasBelizeBoliviaColombiaCubaEcuadorEl SalvadorGuatemalaHaitiHondurasJamaicaParaguayPeru
Broader regions
native:Arizona, Aruba, California, Florida, Galápagos, Louisiana, Mexico Central, Mexico Gulf, Mexico Northeast, Mexico Northwest, Mexico Southeast, Mississippi, Netherlands Antilles, Nevada, South Carolina, Argentina Northwest
IXSpecimen gallery
1 image
Specimen gallery
1 imageXSee also
8 related
See also
8 relatedPlants you might compare or use together — scored by shared family (Fabaceae), common use cases, and growing requirements.
same family · Fabaceae
Botanical relatives — often share phytochemistry + growing needs.
XI
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Companion planting
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Growing zone
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