Vine: Deciduous. Deer resistant. Produces 4-5", double deep blue flowers with light silvery-blue central tepals. Can grow on arbors, shrubs, trees & in pots. The clematis flowers on old wood and current season's growth. Attracts hummingbirds. Bloom time: summer (May-August). Exposure: full sun to part shade. USDA Z4. Prune group 2