Cold-climate Arctic and alpine succulent perennial. Roots are a traditional Russian and Scandinavian adaptogen for cold-stress and altitude.
Hardiness ratings
| System | Rating | Temperature range | How to read it |
|---|---|---|---|
| USDA hardiness zone | Zone 1–7 | down to −12.2 °C | Plant tolerates down to this zone |
| RHS hardiness rating | H7 | down to −20 °C | Plant needs at least this level of cold tolerance |
| Canadian plant hardiness zone | Zone 1–7 | −45 °C to −7 °C | Plant tolerates down to this zone |
| Australian (ANBG) zone | Zone 1–3 | −15 °C to 0 °C | Plant tolerates down to this zone |
Growing notes
- Requires genuine cold winters — rare and short-lived south of zone 7
- Slow growing — 4–5 years from planting to first root harvest
- Always consult a qualified medical or herbal practitioner before using any plant medicinally
Categories
Related plants
Cross-check Rhodiola against your zones