The wrong position will be a little unfavorable.
Good things that are well used and poorly used are not good, and even have certain disadvantages.
This is not fixed. It is good or bad to have old trees. Whether it is good or not is relative, not absolute!
An ancient tree refers to an old tree that has grown for more than a hundred years; Famous trees refer to trees that have social influence and are famous in the world, and the age of trees is often more than 100 years. The old trees that have been growing for more than 100 years have entered a slow growth stage, and the diameter of the trunk has become very slow, giving people a weather-beaten and vibrant sense of Gu Zhuo.
Ancient and famous trees, according to the regulations of the relevant departments of our country, trees whose age is generally more than 100 years are ancient trees; And those trees with rare and precious species or historical value and commemorative significance can all be called famous trees. Classification of ancient and famous trees: ancient trees are divided into national first, second and third grades.
Most of the longevity trees in the world are conifers, oaks, firs and banyans, as well as locust trees and ginkgo trees in Wuduhe Town, Yichang. Famous trees are famous for their peculiar posture and high ornamental value, such as the "welcoming pine" in Huangshan, China; Or it is famous for historical events, such as the Han cypress in Daimiao Temple in Taishan Mountain, which was planted by Liu Che, the Emperor of the Han Dynasty, during meditation; The general cypress of Songyang Academy in Dengfeng City, Zhengzhou City, Henan Province is the oldest cypress in China, and is known as the "primitive cypress" at home and abroad. Tree height18m, tree thickness13m. Experts identified it as primitive cypress, which is over 4500 years old. According to legend, when Emperor Wu of the Han Dynasty visited Songshan Mountain in Yuan Fengnian (BC 1 10), he saw two cypress trees that were very tall and happy, so he named them "General". According to experts or legends, it is famous. For example, the Yellow Emperor planted cypress in Xuanyuan Temple in Huangling, Shaanxi Province, with a height of nearly 20 meters and a circumference of 10 meter, is the largest cypress tree in China, which is said to have been planted by the legendary ancestor of the Chinese nation, Xuanyuan Huangdi. For example, the "Hundred Cavaliers Chestnut Tree" on Mount Etna in Sicily, the Mediterranean Sea, is said to have sheltered an ancient king, queen and their Hundred Cavaliers with its huge and dense shade. The ginkgo tree (called Huangshu) in Tanzhe Temple in Beijing is said to have been planted in Liao Dynasty, with a height of more than 30 meters and a diameter of 4 meters.