Fraser fir adelgid mortality. The decline of the Fraser fir in the southern Appalachians has contributed to loss of moss habitat which supports the spruce-fir moss spider. The Fraser fir is an endangered species. Threats include climate change, balsam woolly adelgid and destruction of trees for Christmas trees and timber. Although not important as a source of timber, Fraser fir is widely used as a Christmas tree. Its mild fragrance, shape, strong limbs, and ability to retain its soft needles (which do not prick easily when hanging ornaments) for a long time when cut make it one of the best trees for
Tree of Life (craft) luxurious pieces began to be produced. This type of work is typified by the tree of life, especially those that are not religious in function. These non-religious trees have themes such as death or spring. The construction of clay tree sculptures with the Biblical theme of the Garden of Eden began in Izucar de Matamoros in Puebla State and spread to other areas, particularly to Metepec, Mexico State, which distinguished their trees by painting them in bright colors. The tree sculptures have become emblematic of this municipality, and are part of a clay sculpture tradition found only here. Other common