 Common chicory ("Cichorium intybus") is a bushy perennial herb with blue or lavender (or, rarely, white or pink) flowers.It grows as a wild plant on roadsides in its native Europe, and in North America, where it has become naturalized.It is grown for its leaves, when it is known as leaf chicory, endive, radicchio, Belgian endive, French endive, or witloof.