A plant for the warmer tropics, preferring high humidity and a temperature that does not fall below 15°c.
It is found at elevations up to 1,200 metres.
It grows best in areas where annual daytime temperatures are within the range 27 – 32°c, but can tolerate 20 – 36°c.
It prefers a mean annual rainfall in the range 2,500 – 3,000mm, but tolerates 2,000 – 3,700mm.
Succeeds in full sun and can tolerate some drought.
Prefers a pH in the range 5.5 – 6.5, tolerating 5 – 6.8.
The rhizome develops quickly and reaches its best harvest quality 3 months after planting.
Plants can spread rampantly when growing in suitable conditions.
Seed – best sown as soon as ripe.
Sow in containers and keep at around 20c.
Very easy. Shoots from pieces of galanga rhizome emerge about 1 week after planting; within 4 weeks 2 – 3 leaves have developed.