ARBOREAL GERIATRICS : Page 207
The question of what to do for old trees, and when to do it, is never so pressing as questions about an ancient house. This is a large part of old trees' charm. There they have stood for generations, while people came and went; and there, though they may be infirm and slowly dying, they will continue to stand for some time to come. Like old
soldiers, old trees never say die, and unless they are hit by a sure killer such as Dutch elm disease or chestnut blight, their fadeaway is slower and more gradual than most humans'. Resuscitating them can wait at least until the old house's new roof is paid for.