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Variety fit — Ontario

Can I grow Warren pear in Ontario?

The verdict

Yes

  • Your zone 6b and typical 1677 chill hours both suit this variety.

Based on Ontario’s main growing area (L2R): zone 6b, ~1,677 chill hours. Your exact site may differ — check your ZIP.

The numbers

Warren requirements vs. Ontario climate
Warren chill requirement600 chill hours
Warren hardinessUSDA zones 5–9
Ontario average chill (L2R)1,677 hours (1,342–1,953 across 10 winters)
Ontario zone (L2R)USDA zone 6b
Warren pearSpecies illustration — no historical watercolor exists for this cultivar

Keep checking

Or the same verdict for another region:

Planting a Warren in Ontario? 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 Warren pear in Ontario?
Yes — Your zone 6b and typical 1677 chill hours both suit this variety.

Planting a Warren? 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] Dave Wilson Nursery. European pears — DWN Variety Finder product list — accessed July 2026
  4. [4] Dave Wilson Nursery. Warren — variety specifications — accessed October 2026