Variety fit — Montana
Can I grow Ambrosia pomegranate in Montana?
The verdict
Not recommended
- Your zone 5b is colder than this variety's hardiness range (zones 8–10); winter cold may damage or kill the tree.
Based on Montana’s main growing area (59801): zone 5b, ~1,898 chill hours. Your exact site may differ — check your ZIP.
The numbers
| Ambrosia chill requirement | 150 chill hours |
|---|---|
| Ambrosia hardiness | USDA zones 8–10 |
| Montana average chill (59801) | 1,898 hours (1,270–2,367 across 10 winters) |
| Montana zone (59801) | USDA zone 5b |
Keep checking
Or the same verdict for another region:
Questions
- Can I grow Ambrosia pomegranate in Montana?
- Probably not — Your zone 5b is colder than this variety's hardiness range (zones 8–10); winter cold may damage or kill the tree.
Sources
- [1] Open-Meteo / Copernicus ERA5. Historical Weather API (hourly 2m temperature) — accessed July 2026
- [2] USDA / PRISM (Oregon State University). 2023 USDA Plant Hardiness Zone Map — accessed July 2026
- [3] Dave Wilson Nursery. Ambrosia Pomegranate — variety specifications — accessed July 2026