How many chill hours does 45056 get?

45056 averages 1498 chill hours per winter, ranging from 1280 to 1773 across the last 10 years.

What hardiness zone is 45056?

45056 is in USDA hardiness zone 6a.

Location almanac

The short answer

45056 averages 1,498 chill hours per winter (1,280–1,773 across 10 years) in USDA zone 6a.

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 45056’s chill hours and zone:

Chill and zone requirements are comfortably met in 45056.

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How many chill hours does 45056 get?: 45056 averages 1498 chill hours per winter, ranging from 1280 to 1773 across the last 10 years.
What hardiness zone is 45056?: 45056 is in USDA hardiness zone 6a.

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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