Deciduous shrub. Loose, open growth. Rich green leaves. Lavender-blue flowers in leaf joints from midsummer to frost. Moderate water needs in well-drained soil once established. Hardy to 10°F.
- Botanical Name: Caryopteris incana/mastacanthus
- Common Name: Common Bluebeard/Blue Spiraea
- Exposure: Full Sun
- Dimensions (HxW): 3-4′ x 5′