How many chill hours does 29458 get?

29458 averages 576 chill hours per winter, ranging from 360 to 729 across the last 10 years.

What hardiness zone is 29458?

29458 is in USDA hardiness zone 9a.

Location almanac

The short answer

29458 averages 576 chill hours per winter (360–729 across 10 years) in USDA zone 9a.

29458 climate
Average chill hours	576 (360–729 across 10 winters)
USDA hardiness zone	9a
Last spring frost	typically January 22 – March 13
First fall frost	typically November 28 – December 27

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 29458’s chill hours and zone:

Chill and zone requirements are comfortably met in 29458.

Show 48 more good fit varieties

Possible in a good year or a favorable microclimate — click through for the caveats.

How many chill hours does 29458 get?: 29458 averages 576 chill hours per winter, ranging from 360 to 729 across the last 10 years.
What hardiness zone is 29458?: 29458 is in USDA hardiness zone 9a.

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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