 Trees inoculated with isolates taken from the Arner tree have shown moderate canker control.The cankers of hypovirulent American Chestnut trees occurs on the outermost tissues of the tree but the cankers do not spread into the growth tissues of the American Chestnut tree, thereby providing it with a resistance


Multiple chestnut trees still alive and nut bearing in Wind River Arboretum, Washington State.The nuts were once an important economic resource in North America, being sold on the streets of towns and cities, as they sometimes still are during the Christmas season (usually said to be "roasting on an open fire" because their smell is readily identifiable many blocks away).