How many chill hours does 56723 get?

56723 averages 1004 chill hours per winter, ranging from 671 to 1282 across the last 10 years.

What hardiness zone is 56723?

56723 is in USDA hardiness zone 4a.

Location almanac

The short answer

56723 averages 1,004 chill hours per winter (671–1,282 across 10 years) in USDA zone 4a.

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 56723’s chill hours and zone:

Chill and zone requirements are comfortably met in 56723.

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How many chill hours does 56723 get?: 56723 averages 1004 chill hours per winter, ranging from 671 to 1282 across the last 10 years.
What hardiness zone is 56723?: 56723 is in USDA hardiness zone 4a.

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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