Large,upright clusters of flowers in late spring; wide range of flower colors (purple, white, pink, lavender, bluish); flowers are very fragrant.
Incredible number of cultivars available. Check local nurseries for cultivars available in your area. Cultivars that show resistance to powdery mildew are the best choice for lower maintenance.
3 - 7
Additional pests and problems that may affect this plant:
Powdery mildew, leaf spots and blights, bacterial blight, borers, and scale are all common problems.
Powdery mildew is a very common problem on this species. When selecting a cultivar, look for those that are resistant to this disease.