The physic nut, Jatropha curcas, is a member of the Euphorbiaceae, or spurge, family. It is a large shrub or small tree that can grow up to 15 m in height. The leaves are alternate, simple, and entire, with a length of 10-20 cm and a width of 5-10 cm. The flowers are small, greenish-yellow, and borne in clusters. The fruit is a green or yellowish-brown capsule, 3-5 cm in diameter, containing three seeds.
The physic nut is native to Central America and the Caribbean, but it has been introduced to many other parts of the world, including Africa, Asia, and the Pacific Islands. It is often grown as a hedge or screen plant, and its dense foliage provides good cover for wildlife. The plant is also grown for its oil, which is used in cooking, lamps, and as a lubricant. The oil is also used in traditional medicine for the treatment of skin diseases and wounds.
How to care
The physic nut is a hardy plant that can tolerate a wide range of conditions. It prefers full sun but can also grow in partial shade. It is drought-tolerant but will also do well in moist soils. The plant can be propagated from seed, cuttings, or root suckers.
Water requirement:
The plant is drought-tolerant but will also do well in moist soils.
Sunlight requirement:
The plant prefers full sun but can also grow in partial shade.
Fertilizer requirement:
The plant does not require fertilizer.
Pruning:
Pruning is not necessary.
Pests and diseases:
The plant is resistant to most pests and diseases.
Ideal temperature:
The plant can tolerate a wide range of temperatures.
Propagation:
The plant can be propagated from seed, cuttings, or root suckers.
Landscape uses:
The plant is often used as a hedge or screen plant.