Undoubtedly, the most splendid tree in the garden is one I rarely mention or photograph. While most trees with pendulous branching are modest in size, the weeping beech (Fagus sylvatica ‘Pendula’, below) is enormous, covering a wide swath along the northern border. I was, unfortunately, short sighted in planting fringetrees (Chionanthus virginicus), a redbud (Cercis…