What sap! 🌳
Scientists have discovered the secret of how the ginkgo tree can live for more than 1,000 years.And, unlike many other plants, its genes are not programmed to trigger inexorable decline when its youth is over.
"As gingko trees age, they show no evidence of weakening their ability to defend themselves from stresses."A man walks on fallen leaves under gingko trees as autumn arrives in the Chinese capital, BeijingThe gingko is native to China and the last survivor of a long line of ancient trees, with fossils known from the time of the dinosaurs
Thus, while a tree that has lived for centuries might appear dilapidated due to frost damage or lightning strikes, all the processes needed for healthy growth are still functioning.Dr Dixon suspects the picture will be similar in other long-lived trees, such as the giant redwood, which has wood"packed with antimicrobial chemicals".
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