Color: Blue Flower Size: 8-10″ (20-25cm) Flowering Period: May, June & Sept Mature Height: 6-9′(2-3m) Pruning Group: B1 Planting Aspect: Sun/ Partial Shade USDA Zone: 4 Foliage: Deciduous Suitable As Ground Cover: Yes Price Group: Standard About The First Lady An American introduction in 1989 by the former Steffen’s Clematis Nursery. The silvery blue 8-10″ (20-25cm) flowers are produced in late spring and again in early fall. Mature height 6-9′ (2-3m). Pruning group B1