Variety fit — Colorado
Can I grow Improved Meyer Lemon citrus in Colorado?
The verdict
Not recommended
- Your zone 7a is colder than this variety's hardiness range (zones 8–11); winter cold may damage or kill the tree.
Based on Colorado’s main growing area (81501): zone 7a, ~1,650 chill hours. Your exact site may differ — check your ZIP.
The numbers
| Improved Meyer Lemon hardiness | USDA zones 8–11 |
|---|---|
| Colorado average chill (81501) | 1,650 hours (1,253–1,821 across 10 winters) |
| Colorado zone (81501) | USDA zone 7a |
Keep checking
Or the same verdict for another region:
Questions
- Can I grow Improved Meyer Lemon citrus in Colorado?
- Probably not — Your zone 7a 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