How many chill hours does 18017 get?

18017 averages 1693 chill hours per winter, ranging from 1411 to 2008 across the last 10 years.

What hardiness zone is 18017?

18017 is in USDA hardiness zone 7a.

Location almanac

The short answer

18017 averages 1,693 chill hours per winter (1,411–2,008 across 10 years) in USDA zone 7a.

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 18017’s chill hours and zone:

Chill and zone requirements are comfortably met in 18017.

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How many chill hours does 18017 get?: 18017 averages 1693 chill hours per winter, ranging from 1411 to 2008 across the last 10 years.
What hardiness zone is 18017?: 18017 is in USDA hardiness zone 7a.

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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