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Variety fit — Oklahoma

Can I grow Haralson apple in Oklahoma?

The verdict

Not recommended

  • Your zone 7b is warmer than this variety's range (zones 3–4); it may not receive reliable winter chilling.

Based on Oklahoma’s main growing area (73102): zone 7b, ~1,212 chill hours. Your exact site may differ — check your ZIP.

The numbers

Haralson requirements vs. Oklahoma climate
Haralson chill requirement800–1,000 chill hours
Haralson hardinessUSDA zones 3–4
Oklahoma average chill (73102)1,212 hours (949–1,545 across 10 winters)
Oklahoma zone (73102)USDA zone 7b
USDA pomological watercolor of Haralson apple
Malus domestica: HaralsonUSDA pomological watercolor, Mary Daisy Arnold, 1934 · USDA Pomological Watercolor Collection

Better apple choices for Oklahoma

These meet Oklahoma’s chill hours and zone comfortably:

Keep checking

Or the same verdict for another region:

Questions

Can I grow Haralson apple in Oklahoma?
Probably not — Your zone 7b is warmer than this variety's range (zones 3–4); it may not receive reliable winter chilling.

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. Apples — DWN Variety Finder product list — accessed July 2026
  4. [4] University of Minnesota Extension. Growing apples in the home garden — accessed July 2026