Multi-stemmed deciduous shrub or small tree, native to Europe and historically coppiced for poles, hurdles, and nuts. Excellent wildlife habitat.
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
- Yellow catkins are among the earliest pollen sources of late winter — a reliable seasonal indicator
- Needs at least two cultivars for cross-pollination; squirrels often beat the gardener to the nuts
Categories
Related plants
Cross-check Hazelnut (Cobnut, Filbert) against your zones