Seeds from this tropical tender perennial vine called Aristolochia Pohliana x esperanzae. This exotic vine in the dutchmans pipevine family is hardy in zones 8a-10b and blossoms best in light shade and will stay evergreen all year in the above zones. A real attraction with its huge 6 inch blossoms that seem to appear overnight. The plants will grown up to 12 feet if let climb on a structure.