Common chicory (Cichorium intybus) is a bushy perennial herb with blue, lavender, or occasionally white flowers. It grows as a wild plant on roadsides in its native Europe, and in North America and Australia, where it has become naturalized. Common chicory is also known as blue sailors, succory, and coffeeweed. It is also called cornflower, although that name is more properly applied to Centaurea cyanus. The cultivated forms are grown for their leaves (var. foliosum), or...