Red, pink, yellow, white, orange (varies by cultivar)
Bloom season
Year-round in tropical climates
Mature height
150-300 cm cm
Sun requirements
Full sun
Fragrance
Little to no fragrance in most cultivars
Native region
East Asia (exact wild origin uncertain, long cultivated)
Growing
Growing Conditions
Water requirements
Regular watering; more drought-tolerant once established.
Climate requirements
Tropical to subtropical; frost-sensitive.
Soil types
Fertile, well-drained soil.
Propagation method
Cuttings, air layering, grafting
Ecology
Pollinators & Toxicity
Pollinator value
Visited by butterflies, sunbirds, and hummingbirds (in the Americas) for nectar.
Toxicity
Generally non-toxic; flowers are edible and used in some cuisines and traditional preparations.
Use
Uses & Economic Importance
Uses
Ornamental landscaping and hedging, cut flowers, hair oil and traditional hair-care preparations in South Asia, the national flower of Malaysia and South Korea (a related hardy species)
Economic importance
A major ornamental nursery and landscaping crop across the tropics and subtropics.