Variety fit — Ontario
Can I grow Improved Meyer Lemon 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
| Improved Meyer Lemon hardiness | USDA zones 8–11 |
|---|---|
| Ontario average chill (L2R) | 1,677 hours (1,342–1,953 across 10 winters) |
| Ontario zone (L2R) | USDA zone 6b |
Keep checking
Or the same verdict for another region:
Questions
- Can I grow Improved Meyer Lemon 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] Open-Meteo / Copernicus ERA5. Historical Weather API (hourly 2m temperature) — accessed July 2026
- [2] Natural Resources Canada. Plant Hardiness Zones of Canada — accessed July 2026
- [3] Four Winds Growers. Improved Meyer Lemon Tree — product page — accessed July 2026