Photo: Michael Ellis — CC BY 4.0 · source
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Survives zone 5 through 9
Sweet chestnut excellent roasted; ⚠ acorns must be leached of tannins.
- Hardiness
- Zone 5 to 9
- Habit
- Tree
- Edible part
- Nut
- Ripens
- Sept–Oct
- Mature size
- Large tree — NOT containerable
- Light
- Partial to full sun — fruits best in openings
- Soil pH
- Castanea 4.5–6.5 — ⚠ LIME-INTOLERANT (calcifuge, unlike other nut trees). Quercus/Fagus 5.0–6.5
- Environment
- Temperate
- Status
- Both wild and cultivated
- Years to fruit
- 3–5 yrs grafted
- Pollination
- ⚠ SELF-INCOMPATIBLE — needs TWO trees; a lone tree bears little or nothing