Average Chill Hours Chart for Fruit Trees

Fruit Tree Chill Hours Chart

*this chart is based on the average range, some cultivars do vary

Almond:  400-600

Walnut:  800-100

Filbert (Hazelnut):  800-1300

Chestnut:  300-500

Pistachio:  550-800

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Apple:  700-1000 (Low chill varieties between 200-500)

Apricot: 500-800

Peach:  600-1000 (low chill varieties between 300-500)

Nectarine:  100-500

Asian Pear:  400-500

European Pear:   600-800

Japanese Plum:  500-900

European Plum:  700-1000

Pluot:  400-800 (Low chill varieties between 200-300)

Mulberry:  200-400

Quince:  200-500

Medlar:  200-400

Pawpaw:  minimum 400

Fig:  100-200

Olive:  200-300

Persimmon: 100-200

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Raspberry:  minimum 800

Blackberry:  200-800

Grape: 150+

Gooseberry:  800-1000

Currant:  800-100

Strawberry:  200-300

Blueberry:  

Southern Highbush 200-300

Northern Highbush  800+

Honeyberry:  750-1000

Pomegranate:  100-300

Goumi:  100-450

Pineapple Guava:  50-100

Citrus:  0