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Variety fit — Colorado

Can I grow Green Gage plum in Colorado?

The verdict

Yes

  • Your zone 7a and typical 1650 chill hours both suit this variety.

Based on Colorado’s main growing area (81501): zone 7a, ~1,650 chill hours. Your exact site may differ — check your ZIP.

The numbers

Green Gage requirements vs. Colorado climate
Green Gage chill requirement700 chill hours
Colorado average chill (81501)1,650 hours (1,253–1,821 across 10 winters)
Colorado zone (81501)USDA zone 7a
USDA pomological watercolor of Green Gage plum
Prunus domestica: Green GageUSDA pomological watercolor, Royal Charles Steadman, 1919 · USDA Pomological Watercolor Collection

Keep checking

Or the same verdict for another region:

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Questions

Can I grow Green Gage plum in Colorado?
Yes — Your zone 7a and typical 1650 chill hours both suit this variety.

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. Green Gage (Bavay's) European Plum — DWN Variety Finder — accessed July 2026