Japanese cornel (Cornus officinalis) is a tall shrub or small tree dogwood which matures to 20-25 feet in height and 15 feet in width. ‘Sunsphere’ Japanese cornel was discovered by Mike Stansberry, owner of  Beaver Creek Nursery in Knoxville, TN. Japanese cornel is the official start of spring in my garden, even though the calendar reads late […]