Hardy Edibles

Fagaceae

Ozark chinquapin

Castanea ozarkensis

Ozark chinquapin

Photo: Eric Hunt — CC BY-SA 4.0 · source

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Survives zone 5 through 8

Sweet chestnut excellent roasted; ⚠ acorns must be leached of tannins.

Hardiness
Zone 5 to 8
Habit
Tree
Edible part
Nut
Ripens
Sept–Oct
Mature size
Large tree — NOT containerable
Light
Partial to full sun (inferred)
Soil pH
Castanea 4.5–6.5 — ⚠ LIME-INTOLERANT (calcifuge, unlike other nut trees). Quercus/Fagus 5.0–6.5
Environment
Temperate
Status
Wild
Years to fruit
3–5 yrs grafted
Pollination
⚠ SELF-INCOMPATIBLE — needs TWO trees; a lone tree bears little or nothing