Long-lived perennial vegetable producing edible spring spears. A patch may remain productive for 20 years or more once established.
Hardiness ratings
| System | Rating | Temperature range | How to read it |
|---|---|---|---|
| USDA hardiness zone | Zone 3–8 | −40 °C to −6.7 °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 3–8 | −34 °C to −1 °C | Plant tolerates down to this zone |
| Australian (ANBG) zone | Zone 1–4 | −15 °C to 5 °C | Plant tolerates down to this zone |
Growing notes
- Do not harvest at all in the first year and only sparingly in the second — patience pays back over decades
- Modern all-male hybrids (Jersey series) crop heavier than older mixed-sex strains
Categories
Related plants
Cross-check Asparagus against your zones