Pint Plant from Aristolochia elegans or Calico flower. It plays an important role in the life of native Pipevine Swallowtail butterflies. This exotic vine is hardy in zones 8a-10b and blossoms best in light shade plus will stay evergreen all year in the above zones. A real attraction for the Swallowtail butterfly as you will see them come from miles around for this plant. The very unusual green/maroon modeled fragrant blossom grabs your attention and will form blooms every 4 to 6 inches along the stem when it reaches about 6 to 8 feet. The plants will grown up to 20 feet if let to climb on a structure.