Variety fit — Illinois
Can I grow Improved Meyer Lemon in Illinois?
The verdict
Not recommended
- Your zone 6a is colder than this variety's hardiness range (zones 8–11); winter cold may damage or kill the tree.
Based on Illinois’s main growing area (62701): zone 6a, ~1,510 chill hours. Your exact site may differ — check your ZIP.
The numbers
| Improved Meyer Lemon hardiness | USDA zones 8–11 |
|---|---|
| Illinois average chill (62701) | 1,510 hours (1,232–1,820 across 10 winters) |
| Illinois zone (62701) | USDA zone 6a |
Keep checking
Or the same verdict for another region:
Questions
- Can I grow Improved Meyer Lemon in Illinois?
- Probably not — Your zone 6a 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] USDA / PRISM (Oregon State University). 2023 USDA Plant Hardiness Zone Map — accessed July 2026
- [3] Four Winds Growers. Improved Meyer Lemon Tree — product page — accessed July 2026