Tall feathery anise-scented perennial. Valued for foliage, seeds, swollen stem bases (Florence fennel), and as host plant.
Hardiness ratings
| System | Rating | Temperature range | How to read it |
|---|---|---|---|
| USDA hardiness zone | Zone 4–9 | −34.4 °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 4–9 | −29 °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
- Host plant for swallowtail butterfly caterpillars
- Allelopathic — inhibits growth of many vegetables nearby; site away from the main veg patch
- Always consult a qualified medical or herbal practitioner before medicinal use.
Categories
Related plants
Cross-check Fennel against your zones