"The sacred tree of immortality is a peach tree. ... Pine trees - longevity, steadfastness, and self-discipline, endurance, long life, the pine is often depicted in chinese art with other symbols of longevity such as the peach.  Peaches being a symbol of longevity are often used when decorating birthday cakes and on birthday cards. Special cakes shaped which resemble this fruit of longevity are traditional birthday cakes." WE do need a WALL with longevity and endurance.