Color: Bicolor Flower Size: 8-10″ (20-25cm) Flowering Period: June-Aug Mature Height: 6-9′ (2-3m) Pruning Group: B2 Planting Aspect: Sun/ Partial Shade USDA Zone: 4 Suitable For Container: Yes Foliage: Deciduous Price Group: Standard About Prince Phillip Unique rich purple-blue 8-10″ (20-25cm) flowers from June to August. Mature height 6-9′ (2-3m). Pruning group B2