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Variety fit — Oregon

Can I grow Ambrosia pomegranate in Oregon?

The verdict

Not recommended

  • Your zone 7b is colder than this variety's hardiness range (zones 8–10); winter cold may damage or kill the tree.

Based on Oregon’s main growing area (97031): zone 7b, ~2,319 chill hours. Your exact site may differ — check your ZIP.

Ambrosia requirements vs. Oregon climate
Ambrosia chill requirement150 chill hours
Ambrosia hardinessUSDA zones 8–10
Oregon average chill (97031)2,319 hours (1,822–2,702 across 10 winters)
Oregon zone (97031)USDA zone 7b
Ambrosia pomegranateSpecies illustration — no historical watercolor exists for this cultivar

These meet Oregon’s chill hours and zone comfortably:

Or the same verdict for another region:

Can I grow Ambrosia pomegranate in Oregon?
Probably not — Your zone 7b is colder than this variety's hardiness range (zones 8–10); winter cold may damage or kill the tree.

Sources

  1. [1] Open-Meteo / Copernicus ERA5. Historical Weather API (hourly 2m temperature) — accessed July 2026
  2. [2] USDA / PRISM (Oregon State University). 2023 USDA Plant Hardiness Zone Map — accessed July 2026
  3. [3] Dave Wilson Nursery. Ambrosia Pomegranate — variety specifications — accessed July 2026