Jatropha curcas
Images by part: leaf (5) · flower (5) · fruit (5) · bark (5) · habit (5) · other (3)

Jatropha curcas

Physicnut · Jatropha · Purgenut · Purgingnut · Barbados-nut

Tier 2 Difficulty: easy Water: low Light: full_sun
Temperature
20–37 °C
Soil pH
6–7
Hardiness
Zone 9–12
Click count
330
Observations
476

Description

Source: leafsnap

Jatropha curcas is a perennial shrub belonging to the Euphorbiaceae family. Native to Central America, it is now widely cultivated in tropical and subtropical regions worldwide. The plant can grow up to 5 meters tall and features grayish-brown bark with smooth branches. Known for its oil-rich seeds, Jatropha curcas seeds can contain up to 40% oil, making them valuable for biodiesel production. Additionally, the plant has medicinal properties, with its leaves and seeds used in traditional medicine to treat ailments such as constipation, fever, and skin diseases. Jatropha curcas thrives in well-drained, fertile soils but can also grow in poorer soils. Once established, it requires minimal water and can tolerate drought conditions. Despite its potential as a biofuel crop, Jatropha curcas cultivation has encountered challenges, including low yields due to pests and diseases, a lack of suitable cultivars, and high production costs. Overall, Jatropha curcas remains a significant crop for its potential in biofuel production and offers additional benefits such as soil conservation through erosion control when planted on slopes or degraded land.

🌳 Although often regarded as a weed, the Barbados nut plant can be cultivated as a screen or hedge in informal or tropical gardens. It spreads rapidly and thrives even in poor soil and dry conditions. Its fruits and flowers provide decorative interest throughout the seasons, particularly in humid weather.

Care Guide

💧 Water
☀️ Light Full sun
Ideal: Full sun
🌡️ Temperature 20–37.8°C
Ideal temperature: 20–37.8°C
💨 Humidity
Humidity:
🪴 Soil 6-7
Soil pH: 6-7
🌱 Fertilizer
🪴 Pot & Repot
✂️ Pruning
🌿 Propagating
🐛 Diseases & pets
☠️ Toxicity

Characteristics

Plant Type
Tree
Life Cycle
Perennial
Genus
Jatropha
Family
Euphorbiaceae
Hardiness Zone
9-12
Mature Height
4.57 m to 6.1 m
Mature Spread
3.05 m to 4.57 m
Leaf Color
Green
Leaf Type
Semi-evergreen
Flower Color
Yellow
Flower Size
6.35 cm to 10.16 cm
Bloom Time
Late spring, Summer, Early fall, Mid fall
Planting Time
Spring, Summer, Autumn
Harvest Time
Mid summer, Late summer, Fall, Early winter
Native Area
Belize, Honduras, Mexico, Guatemala, Peru, Panama, Jamaica, Colombia, Bahamas, Cuba, Paraguay, Argentina, Bolivia, Venezuela, Guyana, El Salvador, Nicaragua, Costa Rica

Tags (6)

Common Names (10)

en Physicnut
en Jatropha
en Purgenut
en Purgingnut
en Barbados-nut
en Bubblebush
en Jarak
en Klèkè
en Grave Physic Nut
en Physic nut tree