Grow in full sun in alkaline soil. Bachelor's Buttons Europe pre-1600. Also known as Blew-bottle and Cornflower. These flowers dry well and hold their color for years. Dry them whole, or strew the dried petals about in potpourris for a brilliant color burst.
Self sows quite well.
Grow in full or partial sun in average soil. Height 1-3 feet. Balsam SE Asia, pre-1600. Also known as Lady's Slipper for the shape of the blossoms. This member of the Impatiens family will self sow.