How many chill hours does 12857 get?

12857 averages 1152 chill hours per winter, ranging from 916 to 1601 across the last 10 years.

What hardiness zone is 12857?

12857 is in USDA hardiness zone 4b.

Location almanac

The short answer

12857 averages 1,152 chill hours per winter (916–1,601 across 10 years) in USDA zone 4b.

Computed from 10 winters of ERA5 hourly temperature (Open-Meteo, 2015–2025); zones from USDA PHZM 2023. Data updated July 3, 2026. See methodology.

Every variety in our database, checked against 12857’s chill hours and zone:

Chill and zone requirements are comfortably met in 12857.

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How many chill hours does 12857 get?: 12857 averages 1152 chill hours per winter, ranging from 916 to 1601 across the last 10 years.
What hardiness zone is 12857?: 12857 is in USDA hardiness zone 4b.

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[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