How many chill hours does 12451 get?

12451 averages 1712 chill hours per winter, ranging from 1436 to 1996 across the last 10 years.

What hardiness zone is 12451?

12451 is in USDA hardiness zone 6a.

Location almanac

The short answer

12451 averages 1,712 chill hours per winter (1,436–1,996 across 10 years) in USDA zone 6a.

12451 climate
Average chill hours	1,712 (1,436–1,996 across 10 winters)
USDA hardiness zone	6a
Last spring frost	typically April 10 – April 26
First fall frost	typically November 1 – November 14

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 12451’s chill hours and zone:

Chill and zone requirements are comfortably met in 12451.

Show 126 more good fit varieties

How many chill hours does 12451 get?: 12451 averages 1712 chill hours per winter, ranging from 1436 to 1996 across the last 10 years.
What hardiness zone is 12451?: 12451 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