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Variety fit — Georgia

Can I grow Harko nectarine in Georgia?

The verdict

Not recommended

  • Needs about 800 chill hours; your area averages 549 and tops out near 686.

Based on Georgia’s main growing area (31794): zone 9a, ~549 chill hours. Your exact site may differ — check your ZIP.

The numbers

Harko requirements vs. Georgia climate
Harko chill requirement800 chill hours
Georgia average chill (31794)549 hours (312–686 across 10 winters)
Georgia zone (31794)USDA zone 9a
Harko nectarineSpecies illustration — no historical watercolor exists for this cultivar

Better nectarine choices for Georgia

These meet Georgia’s chill hours and zone comfortably:

Keep checking

Or the same verdict for another region:

Questions

Can I grow Harko nectarine in Georgia?
Probably not — Needs about 800 chill hours; your area averages 549 and tops out near 686.

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. Nectarines — DWN Variety Finder product list — accessed July 2026