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Variety fit — Ontario

Can I grow Bearss Lime citrus in Ontario?

The verdict

Not recommended

  • Your zone 6b is colder than this variety's hardiness range (zones 8–11); winter cold may damage or kill the tree.

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

The numbers

Bearss Lime requirements vs. Ontario climate
Bearss Lime hardinessUSDA zones 8–11
Ontario average chill (L2R)1,677 hours (1,342–1,953 across 10 winters)
Ontario zone (L2R)USDA zone 6b
USDA pomological watercolor of Bearss Lime citrus
Citrus aurantiifolia: Persian LimeUSDA pomological watercolor, Elsie E. Lower, 1909 · USDA Pomological Watercolor Collection

Keep checking

Or the same verdict for another region:

Questions

Can I grow Bearss Lime citrus in Ontario?
Probably not — Your zone 6b is colder than this variety's hardiness range (zones 8–11); 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] Four Winds Growers. Bearss Seedless Lime Tree — product page — accessed July 2026