Plant Habit: | Herb/Forb |
Life cycle: | Perennial |
Sun Requirements: | Full Sun |
Minimum cold hardiness: | Zone 2 -45.6 °C (-50 °F) to -42.8 °C (-45°F) |
Leaves: | Evergreen |
Flowers: | Showy |
Flower Color: | Yellow |
Bloom Size: | Under 1" |
Flower Time: | Spring Summer |
Underground structures: | Taproot |
Suitable Locations: | Xeriscapic Alpine Gardening |
Toxicity: | Other: Fine hairs on all plant parts of Onosma cause skin irritation when dried; wear gloves for seed collection, spring clean-up. |
Containers: | Needs excellent drainage in pots |