Photo: Marqqq — CC BY-SA 3.0 · source
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Survives zone 3 through 9
Triangular beechnuts edible, sweet, between pine nut and almond — best lightly roasted; the oil can be pressed. ⚠ Raw beechnuts contain fagin and oxalic acid; eating many raw can cause headache and nausea — eat only in moderation or roast.
- Hardiness
- Zone 3 to 9
- 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
- Woodland
- Status
- Wild
- Years to fruit
- 3–5 yrs grafted
- Pollination
- Wind-pollinated, monoecious; masting every ~3–4 years, with many empty "blank" nuts