One of the biggest moral of pine and cypress trees is to respect their ancestors and hope to live forever:
Pines and cypresses have been loved by people since ancient times. Many ancient people compared themselves to pine trees and cypresses, and thought that pine trees and cypresses had very noble qualities. As early as the Shang Dynasty, people used pine and cypress as coffins when they were buried, thinking that pine and cypress could bring good luck to their ancestors. Later, with the passage of time, in the Western Han Dynasty, because the two emperors of Wenjing paid attention to funeral etiquette, pine trees and cypresses were valued by everyone at this time. At that time, many scholars thought that pine trees and cypress trees symbolized longevity and justice. Pine trees were generally considered to mean longevity and could prolong people's life. The cypress stands tall and straight, symbolizing a person's integrity. Since the Western Han Dynasty, pine and cypress have been the main tree species planted in cemeteries, and they have continued to modern society. We can see that pine and cypress are now the main tree species in the cemetery.
Second, in the moral of pine and cypress, there is also the function of soothing and guiding the soul:
Pine trees also have a moral, that is, rosin can soothe the soul and make the dead quickly adapt to another world. Another moral of Cypress is to guide people in the dead world without getting lost. Therefore, people attach importance to pine and cypress. The pine and cypress in the cemetery hope that the deceased can rest in peace and adapt to another world more quickly.
Third, the meaning of pine and cypress has the meaning of exorcism:
In ancient times, what people were most afraid of was that monsters attacked the soul and hurt people. Pines and cypresses can exorcise evil spirits and protect the dead, so they are planted for the purpose.