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Variety fit — Alberta

Can I grow Cortland apple in Alberta?

The verdict

Yes

  • Your zone 4a and typical 1361 chill hours both suit this variety.

Based on Alberta’s main growing area (T2P): zone 4a, ~1,361 chill hours. Your exact site may differ — check your ZIP.

The numbers

Cortland requirements vs. Alberta climate
Cortland chill requirement800 chill hours
Cortland hardinessUSDA zones 4–7
Alberta average chill (T2P)1,361 hours (999–1,619 across 10 winters)
Alberta zone (T2P)USDA zone 4a
USDA pomological watercolor of Cortland apple
Malus domestica: CortlandUSDA pomological watercolor, Mary Daisy Arnold, 1930 · USDA Pomological Watercolor Collection

Keep checking

Or the same verdict for another region:

Planting a Cortland in Alberta? Get its care calendar for your exact ZIP code, starting with this month’s tasks for one tree, free.

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Questions

Can I grow Cortland apple in Alberta?
Yes — Your zone 4a and typical 1361 chill hours both suit this variety.

Planting a Cortland? Gear that helps

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Before you plantMySoil mail-in soil test kitLab-grade pH and nutrient analysis with amendment recommendations — worth doing before you plant.View on Amazon →First-year wateringTreegator slow-release watering bag20 gallons drips over 5–9 hours — the easiest way to keep a first-year tree consistently watered.View on Amazon →Bark protectionExpandable trunk protectors (5-pack)Stops rabbit, vole, and mower damage on young bark — cheap insurance for a new orchard.View on Amazon →

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