Pandanus polycephalus | 1000 SEEDS - Screw pine | Pandanus Pandanus polycephalus seeds grow into a striking tropical plant known for its unique multi-headed growth. Native to Madagascar, the Madagascar pandanus thrives in warm climates, making it a favorite among tropical plant enthusiasts.The Pandanus polycephalus plant produces long, slender leaves that fan out in a spiral pattern, giving it a dramatic architectural presence.