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Variety fit — Wisconsin

Can I grow Santa Rosa plum in Wisconsin?

The verdict

Yes

  • Your zone 5b and typical 1415 chill hours both suit this variety.

Based on Wisconsin’s main growing area (53703): zone 5b, ~1,415 chill hours. Your exact site may differ — check your ZIP.

The numbers

Santa Rosa requirements vs. Wisconsin climate
Santa Rosa chill requirement300 chill hours
Wisconsin average chill (53703)1,415 hours (1,203–1,760 across 10 winters)
Wisconsin zone (53703)USDA zone 5b
USDA pomological watercolor of Santa Rosa plum
Prunus salicina: Santa RosaUSDA pomological watercolor, J. Marion Shull, 1935 · USDA Pomological Watercolor Collection

Keep checking

Or the same verdict for another region:

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Questions

Can I grow Santa Rosa plum in Wisconsin?
Yes — Your zone 5b and typical 1415 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. Santa Rosa Plum — DWN Variety Finder — accessed July 2026