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American chestnut

Castanea dentata

Also called Toothed Chestnut

American chestnut
Photo: The original uploader was Peatcher at German Wikipedia., CC BY-SA 3.0

A large, fast-growing deciduous hardwood tree native to eastern North America, once dominant in Appalachian forests and now largely lost to chestnut blight. Growing it today means choosing blight-resistant hybrids or restoration stock rather than wild-type trees.

Family
Fagaceae (Beech & oak family)
Grows as
Tree
Light
Full sun
Water
Water regularly while young, especially in dry spells, as it likes moist soil.
Soil
Deep, well-drained, slightly acidic loam.
Temperature
Hardy in cold winters, roughly USDA zones 4 to 8; damaged by prolonged heat and drought.
How easy
Moderate
Safety
Not known to be toxic. Not toxic to cats or dogs (ASPCA).
Edible
Yes, some parts
Native range
E. Canada to NC. & E. U.S.A.
Climate
temperate

About

The American chestnut (Castanea dentata) is a large, fast-growing deciduous tree of the beech family native to eastern North America. As is true of all species in the genus Castanea, the American chestnut produces burred fruit with edible nuts. The American chestnut was once common in the Appalachian Mountain range and was a dominant species in the oak-chestnut forest region of its central and southern range.

During the early to mid-20th century, American chestnut trees were devastated by chestnut blight, a fungal disease that came from Japanese chestnut trees that were introduced into North America from Japan. It is estimated that the blight killed between three and four billion American chestnut trees in the first half of the 20th century, beginning in 1904.

Other Castanea plants

Japanese chestnut · Henry Chestnut · Chinese Chestnut · Castanea × neglecta · Ozark chinkapin · Chinkapin · Sweet chestnut · Chinese Dwarf Chestnut · Chestnut

Text excerpted from the Wikipedia article American chestnut by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.

The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.

Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.

Pet safety from the ASPCA toxic and non-toxic plant lists.

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