Family: Boraginaceae
Genus: Onosma (on-OS-muh) (Info)
Species: rigida (RIG-ih-duh) (Info)
Category:
Alpines and Rock Gardens
Perennials
Height:
6-12 in. (15-30 cm)
Spacing:
Unknown - Tell us
Hardiness:
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
Sun Exposure:
Full Sun
Danger:
Unknown - Tell us
Bloom Color:
Bright Yellow
Bloom Time:
Unknown - Tell us
Foliage:
Unknown - Tell us
Other details:
Drought-tolerant; suitable for xeriscaping
Soil pH requirements:
Unknown - Tell us
Patent Information:
Unknown - Tell us
Propagation Methods:
Unknown - Tell us
Seed Collecting:
Unknown - Tell us
| 
