The Sun’s passage from Libra to Scorpio on Cross-Quarter Day October 23 opens the hinge of Middle Autumn and initiates the most dramatic period of leaf fall. Throughout this final stage of the natural year, the landscape becomes fully primed for the new signs and seasons to come. As the days shorten, the effects of the weakening sun are easily seen in the collapse of almost all the foliage. Smaller changes also offer measure of Scorpio. The low trills of the field crickets become slow, then rare. Goldenrod flowers become gray and turn to downy tufts. Pokeweed berries shrivel and fall. Wingstem turns brittle from the cold. Knotweed withers. Jerusalem artichokes yellow, stalks collapsing. The last flocks of robins, blackbirds and herring gulls complete their migration. The last sandhill cranes depart their northern nesting grounds, the first formations reaching the Ohio Valley just days before November’s Sagittarius. The last monarchs sail over the last roses. The last black walnuts and