In this and my next two essays, I’d like to explore: (A.) How, in the first half of the 20th century, Americans unintentionally made an absolute hash of the deciduous forests of Eastern North ...

The American chestnut grew best at intermediate elevations (2,000 to 3,000 feet) on well-drained soils. Mature trees reached heights of over 100 feet with their topmost branches spreading out to ...

All over eastern North America right now, chestnut breeders are pollinating tree flowers. "So here is actually some flowers," Retired forester John Scrivani explains. They’re beautiful.

Chestnut blight is caused by the fungal pathogen (Cryphonectria parasitica), and was accidentally introduced into the American population by imported Asian chestnut trees a century ago.American ...

Deep dive: Saving the American chestnut tree offers a tale of hope in dark times. ... chemicals in the Chinese trees’ bark counter the acid cankers by creating a sort of scab around the injury.

But wild American chestnut trees very rarely reach maturity; ... Chestnut Foundation, points to a gangly, thin chestnut tree just about 2 feet tall with a section of scraped off bark. ...

The fungus would grow in wounds in the tree bark, causing blisters that blocked the flow of sap and slowly killed the trees. By 1929, a healthy American chestnut became a rare sight.

The American chestnut tree, or číhtkęr in Tuscarora, once grew across what is currently the eastern United States, from Mississippi to Georgia, ... With craggy bark and shaggy branches of feathery ...

The fungus would grow in wounds in the tree bark, causing blisters that blocked the flow of sap and slowly killed the tree. By 1929, a healthy American chestnut became a rare sight.

T he Asian chestnut trees were exotic, and American consumers loved them. They had no idea they were planting a Trojan horse. Embedded in its genome was a lethal fungus, cryphonectria parasitica, ...

A young American chestnut tree grows in a field at a SUNY Environmental Science and Forestry field research station in Syracuse, N.Y., on July 14, 2022.

The chestnut blight is a fungus accidentally brought to North America on imported Asiatic trees in the late 1800s, and it’s devastated our wild American species, rendering it functionally extinct.