Ancient and famous trees have eight values:
1, ecological value
The crown of ancient trees is usually large, which has obvious ecological value in producing oxygen, regulating temperature and air humidity, blocking dust and reducing noise. Some ancient trees also have the function of absorbing some harmful substances.
2. Economic value
Some ancient trees, such as Cinnamomum camphora, can provide a large number of fruits, which can be used for seedling raising, industry or medicine.
3. Landscape value
Some ancient trees grow on the cliffs, forming a natural landscape that is difficult to create artificially.
4. Cultural values
Some ancient trees are endowed with humanistic feelings, such as welcoming pine and farewell pine in Huangshan Mountain, which have special cultural value. Banyan is often regarded as a symbol of longevity, camphor represents auspiciousness, and kapok is also called hero tree and Panzhihua, which is the embodiment of hero and beauty.
5. Value calculated at purchase price
Some ancient and famous trees are related to a specific historical period. For example, the Ficus altissima planted in Shenzhen Huxian Botanical Garden during Comrade Deng Xiaoping's southern tour has special commemorative significance.
6. Scientific research value
Ancient trees can be used to study local natural history, understand the changes of climate, forest vegetation and flora in this area, and provide reference for agricultural production division. In the introduction, exotic ancient trees can be used as a frame of reference or as research materials directly.
7. Development value
The leaves, fruits or seeds of some ancient trees can be developed into tourist souvenirs, for example, the leaves of ancient bodhi can be processed into bookmarks.
8. Tourism value
All ancient and famous trees with special ornamental value, cultural value or historical value have tourism value.