The American chestnut tree, which once numbered 4 billion but almost went extinct in the 1950s because of an invasion of Asian fungus, may be on its way to recovery through scientific advances and new ...

American chestnut trees were almost wiped out by blight. Grow your own disease-resistant American chestnut hybrid tree.

The once-prevalent American chestnut tree was wiped out of West Virginia by blight nearly 100 years ago, but you may be able to help with its restoration efforts.

Emily Dobry, a master’s candidate in horticulture at Penn State Behrend, and Bryan Hed, a plant pathologist at the Lake Erie Regional Grape Research and Extension Center, stand Nov. 11, 2021, between ...