Long-lived Mediterranean / Central Asian nut tree with extreme tolerance for drought, salt, and heat — and an absolute requirement for cold winters.
Hardiness ratings
| System | Rating | Temperature range | How to read it |
|---|---|---|---|
| USDA hardiness zone | Zone 7–11 | −17.8 °C to 10 °C | Plant tolerates down to this zone |
| RHS hardiness rating | H5 | −15 °C to −10 °C | Plant needs at least this level of cold tolerance |
| Canadian plant hardiness zone | Zone 7–9 | −12 °C and warmer | Plant tolerates down to this zone |
| Australian (ANBG) zone | Zone 3–7 | −5 °C and warmer | Plant tolerates down to this zone |
Growing notes
- Needs ~600–1000 chilling hours below 7 °C — fails to set nuts in mild-winter climates
- Dioecious — a male plant pollinates 8–12 females; nut-bearing begins 7–10 years from planting
Categories
Related plants
Cross-check Pistachio against your zones