Cranberry Cotoneaster ShrubsCranberry Cotoneaster Shrubs for Sale Online Cranberry Cotoneaster Shrubs is an easy to grow, low growing groundcover reaching up to 3 feet tall and up to 6 feet wide. This plant produces glossy, dark green leaves that develop a red purple fall color. Small, white flowers appear in the summer and are followed by large, beautiful red berries that brighten the winter landscape.