French-American hybrid wine grape with strong disease resistance. Suits warm-humid climates where vinifera varieties suffer from rot and mildew.
Hardiness ratings
| System | Rating | Temperature range | How to read it |
|---|---|---|---|
| USDA hardiness zone | Zone 5–9 | −28.9 °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 5–9 | −23 °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
- Tolerates higher humidity and disease pressure than European cultivars
- Hardiness zone alone is insufficient guidance for wine cultivar choice — consult regional resources
Pet caution: Grape — Chambourcin (wine) is listed as potentially harmful to cats and/or dogs. Keep pets from grazing on it, and contact a vet if you suspect your animal has eaten some.
Categories
Related plants
Cross-check Grape — Chambourcin (wine) against your zones