Native to New Guinea, the Moluccas, and Sangihe Island. Often found on limestone. Thin-walled, tight clumping, reed-like shrub with large leaves/no low branching. Persistant culm sheaths create an ornamental effect. Grows 25' tall with 1" diameter culms. Minimum temp 30 degrees F. Minimum USDA zone: 9b. Click to find your zone.