The genus Cotoneaster includes some of the world's most useful and beautiful hardy shrubs. They vary in size from compact groundcovers to large specimens; their foliage may be evergreen or deciduous, sometimes displaying outstanding fall color; and they frequently bear large crops of eye-catching fruits, which may be red, orange, yellow, pink, purple, or black. Often thought of as the workhorses of the garden, they possess many ornamental traits and...