Photo: GooseCanada — CC BY-SA 4.0 · source
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Survives zone 4 through 7
Triangular beechnuts edible, sweet and nutty — best lightly roasted; F. sylvatica is higher in fagin than the American species. ⚠ Raw beechnuts contain fagin and oxalic acid — eat only in moderation or roast; a longer roast gives a coffee substitute.
- Hardiness
- Zone 4 to 7
- Habit
- Tree
- Edible part
- Nut
- Ripens
- Sept–Oct
- Mature size
- Large tree — NOT containerable
- Light
- Very shade-tolerant as a tree — but MAST (nuts) needs a dominant, sunlit crown
- Soil pH
- Castanea 4.5–6.5 — ⚠ LIME-INTOLERANT (calcifuge, unlike other nut trees). Quercus/Fagus 5.0–6.5
- Environment
- Temperate woodland
- Status
- Both wild and cultivated
- Years to fruit
- 3–5 yrs grafted
- Pollination
- Wind-pollinated, monoecious; masting every ~3–4 years