Common name(s): Bluebeard
Blooming time: late summer to fall
Blooming colors: blue to violet
Height: 60 to 100 cm
Origin: the parent species C. incana and C. mongholica are native to China, Japan, Korea, Taiwan
Hardiness zone (USDA): Z7 – up to -15 °C
Family: Lamiaceae
Agastache mexicana
Ajuga reptans cv.
Ballota nigra (black horehound)
Eryngium campestre
Lamium album (white dead-nettle)
Lamium amplexicaule (common henbit)
Lamium purpureum (red dead-nettle)
Origanum vulgare (oregano)
Phlomis russeliana
Plectranthus verticillatus
Prunella vulgaris (self-heal)