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Variety fit — Michigan

Can I grow Stanley plum in Michigan?

The verdict

Yes

  • Your zone 6b and typical 1740 chill hours both suit this variety.

Based on Michigan’s main growing area (49417): zone 6b, ~1,740 chill hours. Your exact site may differ — check your ZIP.

The numbers

Stanley requirements vs. Michigan climate
Stanley chill requirement800 chill hours
Stanley hardinessUSDA zones 4–9
Michigan average chill (49417)1,740 hours (1,307–2,091 across 10 winters)
Michigan zone (49417)USDA zone 6b
USDA pomological watercolor of Stanley plum
Prunus domestica: StanleyUSDA pomological watercolor, J. Marion Shull, 1937 · USDA Pomological Watercolor Collection

Keep checking

Or the same verdict for another region:

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Questions

Can I grow Stanley plum in Michigan?
Yes — Your zone 6b and typical 1740 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. Stanley Prune — variety specifications — accessed July 2026