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Chill hours in X0A

The short answer

X0A averages 178 chill hours per winter (21–508 across 10 years) in USDA zone 2a.

Climate profile

X0A climate
Average chill hours178 (21–508 across 10 winters)
USDA hardiness zone2a (NRCan zone 0a)
Last spring frosttypically June 22 – June 30
First fall frosttypically July 1 – August 8

Computed from 10 winters of ERA5 hourly temperature (Open-Meteo, 2015–2025); zones from USDA PHZM 2023 / NRCan 1981–2010. Data updated July 3, 2026. See methodology.

What grows here

Every variety in our database, checked against X0A’s chill hours and zone:

Good fit (4)

Chill and zone requirements are comfortably met in X0A.

Good fit varieties for this location
VarietyFruit
Eva's PridePeach
FlordaprincePeach
TropicBeautyPeach
UFSunPeach

Marginal (29)

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

Marginal varieties for this location
VarietyFruit
TropicSweetApple
Arctic StarNectarine
Double DelightNectarine
PanamintNectarine
Snow QueenNectarine
August PridePeach
BabcockPeach
DonutPeach
FlordacrestPeach
GulfprincePeach
Mid-PridePeach
SuncrestPeach
Tropic SnowPeach
UFGoldPeach
UFOnePeach
20th CenturyPear
ChojuroPear
KiefferPear
MoonglowPear
ShinkoPear
YoinashiPear
HachiyaPersimmon
BeautyPlum
Elephant HeartPlum
Flavor GrenadePlum
Flavor KingPlum
Santa RosaPlum
SatsumaPlum
BrooksSweet Cherry

Questions

How many chill hours does X0A get?
X0A averages 178 chill hours per winter, ranging from 21 to 508 across the last 10 years.
What hardiness zone is X0A?
X0A is in USDA hardiness zone 2a.

Growing fruit trees in X0A? Get a care calendar anchored to this exact climate, with email reminders.

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Sources

  1. [1] Open-Meteo / Copernicus ERA5. Historical Weather API (hourly 2m temperature) — accessed July 2026
  2. [2] Natural Resources Canada. Plant Hardiness Zones of Canada — accessed July 2026