Often filling the growing area with its heavy fragrance, this member of the Milkweed family is one of our most exciting fragrant plant introductions in recent years. Clusters of golden yellow blooms form along the vining stems during the summer months. Individual blooms emerge successively over a period of weeks emitting a rich, heavy fragrance thats reliable day or night. Used for leis in Hawaii, it grows vigorously during the long warm days of summer with growth slowing and eventually coming to a standstill throughout the winter.