Bigleaf magnolias are represented by four species: (M. macrophylla), umbrella magnolia (M. tripetala), Fraser magnolia (M. fraseri), and Ashe magnolia (M. ashei). All are medium-size trees with huge leaves and large flowers that appear after the leaves unfurl. All are native to the southeastern United States as far north to West Virginia and Ohio (USDA hardiness zones […]