(Clematis) CRYSTAL FOUNTAIN Clematis is an exciting and unique cultivar with very unusual 4-5 inch double flowers. The flowers are lilac blue with a fountain-like center that creates a totally new look for clematis. Enjoy months of these incredible blooms beginning in June and repeating through September! The compact habit makes CRYSTAL FOUNTAIN perfect for growing in a container, on obelisks, as well as through small shrubs.Flower color may vary due to environment.