|Cultivation Status||Cultivated, Wild|
Scattered forests, sunny mountain slopes, one of the upper layer trees of stream valleys and lower seasonal rain forests at elevations of 500 – 1,400 metres.
The seeds are possible toxic or narcotic.
The plant has a wide ecological range, succeeding in tropical and subtropical climates, but does not grow above 600 m altitude.
It is found at elevations up to 1,400 metres in India.
In its natural area of distribution mean annual precipitation varies from 1,000 to over 3,000 mm.It grows best in areas where annual daytime annual temperatures are within the range 20 – 33°c, though it can tolerate 5 – 45°c.
It is fairly sensitive to frost, though seedlings can survive, particularly when covered with grass.
Generally, temperatures of -1°c can kill a tree.
Succeeds in any moderately fertile, well-drained soil in a sunny position.
Young trees are somewhat shade tolerant.
Prefers periodically dry soils, and is moderately drought tolerant.
Plants can tolerate short periods of inundation.
Prefers a pH in the range 5.5 – 6.5, but tolerates 5 – 7.5.
Trees are leafless for a short period (some weeks) in the dry season.