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Variety fit — Florida

Can I grow Shiro plum in Florida?

The verdict

Maybe — with caveats

  • Some winters reach the 400+ chill hours this variety needs, but not most — expect inconsistent cropping.

Based on Florida’s main growing area (32601): zone 9a, ~300 chill hours. Your exact site may differ — check your ZIP.

The numbers

Shiro requirements vs. Florida climate
Shiro chill requirement400–500 chill hours
Shiro hardinessUSDA zones 5–9
Florida average chill (32601)300 hours (130–470 across 10 winters)
Florida zone (32601)USDA zone 9a
USDA pomological watercolor of Shiro plum
Prunus salicina: ShiroUSDA pomological watercolor, Mary Daisy Arnold, 1911 · USDA Pomological Watercolor Collection

Better plum choices for Florida

These meet Florida’s chill hours and zone comfortably:

Keep checking

Or the same verdict for another region:

Planting a Shiro in Florida? Get its care calendar for your exact ZIP code, with email reminders.

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Questions

Can I grow Shiro plum in Florida?
Possibly — Some winters reach the 400+ chill hours this variety needs, but not most — expect inconsistent cropping.

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. Shiro Plum — variety specifications — accessed July 2026