Color: Blue Flower Size: 4-6″ (10-15cm) Flowering Period: June-Aug Mature Height: 6-8′ (2-2.5m) Pruning Group: C Planting Aspect: Sun/ Partial Shade USDA Zone: 4 Suitable For Container: Yes Foliage: Deciduous Price Group: Standard About Dominika This free flowering variety from Poland is another example of the outstanding breeding done by Brother Stefan Franczak. It first flowered in 1973 and was introduced in 1980. Mauve blue with a deeper mauve bar and margin, the 4-6 (10-15cm) flowers are produced from mid June through August on a compact 6-8′ (2-2.5m) plant. Pruning group C.