Color: Bicolor Flower Size: 4-6″ (10-15cm) Flowering Period: June – September 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: Standar About C.W. Dowman The flowers of C.W. Dowman are lavender-pink with darker bars and a stunning golden stamen. They are suitable for containers or other garden applications and make good cut flowers as well. Flowering time is from June to Sept. Mature height 7-9′ (2-2.5m). Pruning group B2.