Slow-growing fern forming a fibrous trunk over decades. Iconic in cool temperate rainforests.
Hardiness ratings
| System | Rating | Temperature range | How to read it |
|---|---|---|---|
| USDA hardiness zone | Zone 8–10 | −12.2 °C to 4.4 °C | Plant tolerates down to this zone |
| RHS hardiness rating | H4 | −10 °C to −5 °C | Plant needs at least this level of cold tolerance |
| Canadian plant hardiness zone | Zone 8–9 | −7 °C and warmer | Plant tolerates down to this zone |
| Australian (ANBG) zone | Zone 4–6 | 0 °C to 15 °C | Plant tolerates down to this zone |
Growing notes
- Needs shelter from wind and dry air
- Tolerates more cold than expected if the crown is wrapped
Categories
Related plants
Cross-check Tree fern against your zones