Periannual likes full sun-part shade The Chicory Seeds in this package will grow to a mature height of about 36 to 48 inches tall and are a striking blue color. These plants prefer an area of full sunlight, but will do fine is some shade. Produces huge flowers of to 2 inches in diameter! Blooms June through September Zones 3-10 . TESTED FOR GERMINATION. All seeds are packaged and for the current growing season.