Current varieties, referred to as 'Darling' chestnuts, shows enhanced tolerance to chestnut blight thanks to a common gene that we inserted into their genome. We hope to return these trees can be ...

Some have suggested that it would be better just to let the American chestnut tree vanish. Our forests, they say, can repopulate with Asian varieties of the tree that are more adapted to the ...

Chestnut trees freely hybridize, and other hybrid varieties exist. Hybrid trees often have traits that are associated with the non-American parent. This can be useful in agricultural and horticultural ...

sent researchers to Asia to study chestnut varieties there. Fitzsimmons said Chinese chestnut trees are fairly common in the Eastern United States today but are not considered invasive.

If you see a fully-mature red horse chestnut in bloom ... there are several types. All are flowering trees native to the U.S. These trees often have multiple trunks and may only grow from 10 ...

While many trees in the southern range were killed by Phytophthora root rot (PRR), the chestnut blight leaves ... This allows them to more rapidly screen varieties for blight resistance to further ...