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Variety fit — Manitoba

Can I grow Granny Smith apple in Manitoba?

The verdict

Not recommended

  • Your zone 4a is colder than this variety's hardiness range (zones 5–8); winter cold may damage or kill the tree.

Based on Manitoba’s main growing area (R3C): zone 4a, ~875 chill hours. Your exact site may differ — check your ZIP.

The numbers

Granny Smith requirements vs. Manitoba climate
Granny Smith chill requirement400 chill hours
Granny Smith hardinessUSDA zones 5–8
Manitoba average chill (R3C)875 hours (579–1,211 across 10 winters)
Manitoba zone (R3C)USDA zone 4a
USDA pomological watercolor of Granny Smith apple
Malus domestica: Granny SmithUSDA pomological watercolor, Royal Charles Steadman, 1925 · USDA Pomological Watercolor Collection

Better apple choices for Manitoba

These meet Manitoba’s chill hours and zone comfortably:

Keep checking

Or the same verdict for another region:

Questions

Can I grow Granny Smith apple in Manitoba?
Probably not — Your zone 4a is colder than this variety's hardiness range (zones 5–8); winter cold may damage or kill the tree.

Sources

  1. [1] Open-Meteo / Copernicus ERA5. Historical Weather API (hourly 2m temperature) — accessed July 2026
  2. [2] Natural Resources Canada. Plant Hardiness Zones of Canada — accessed July 2026
  3. [3] Utah State University Extension. Apple Production and Variety Recommendations for the Utah Home Garden — accessed July 2026
  4. [4] Dave Wilson Nursery. Apples — DWN Variety Finder product list — accessed July 2026