Large (16 up to 20 cm in diameter) blue-mauve-pink flowers, sometimes shaded with blue. Flowers are double in May - June (on old wood) and single in September (on new wood). Mauve pointed tepals surround the central tuft of yellow anthers on white filaments. A robust grower that attaches itself to supports with twining leaf petioles. It thrives best in a sunny spot. Useful for growing on trellises, stakes and other supports. It can climb up natural supports.