Clematis campaniflora, Bellflower Clematis

Very pale blue, one-inch pendent flowers with reflexed petals bloom from midsummer to fall. Tops of the bell petals are painted a little darker blue-lavender. On a mature vine, as many as 100 bells might bloom simultaneously. This lovely bevy of blooms hails from Portugal and SW Spain. Deciduous vine; mature size: 12 to 20 ft vines    Minimum temperature: -10° F