Yellow-flowered counterpart of white sweet clover with similar habits. Historically used as a wound herb in European folk medicine; same intense vanilla-coumarin scent when dried.
Hardiness ratings
| System | Rating | Temperature range | How to read it |
|---|---|---|---|
| USDA hardiness zone | Zone 3–9 | −40 °C to −1.1 °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 3–9 | −34 °C and warmer | Plant tolerates down to this zone |
| Australian (ANBG) zone | Zone 1–5 | −15 °C to 10 °C | Plant tolerates down to this zone |
Growing notes
- Same coumarin / dicoumarol cautions as white sweet clover — improperly cured hay is hazardous to cattle
- Dried plant smells of new-mown hay — coumarin is the same compound
- Always consult a qualified medical or herbal practitioner before using any plant medicinally
Categories
Related plants
Cross-check Sweet clover — Yellow against your zones