Pint Plant from Bignonia riversii or Distictis Rivers, Royal Trumpet Vine is a fast growing evergreen vine reaching 30 feet tall and wide. It produces showy lavender flowers that fade to light lavender throughout the warm months. It is planted in full sun to part shade. When it is well established it should regenerate from the roots if it happens to freeze down to the ground. The violet trumpet flowers grow 5 inches long and bloom throughout the warmer months. Zones 8b to 11