You might get the impression that the Christmas tree has always been with us, but in fact the tradition of decorating a firtree for Christmas is not all that old. It was not until around 1850 that the tree of light came from Germany to other parts of Europe.
A hedge is not just an attractive feature in the garden, it also has a useful function, as it screens off the garden and offers privacy. A wall or fence can serve the same purpose, but is not nearly as appealing!
Holly is one of the most significant evergreen shrubs, with prickly foliage that has been used in Christmas decorations for centuries. It makes a great hedge or an excellent evergreen specimen shrub whether or not cut into any particular shape.