There are about 20 species of annuals, biennials, perennials and subshrubs, in this genus. They occur in moist places and prairies in North America. They have alternate, simple, rosetted, lance shaped to elliptic or spoon shaped, pinnatifid, mainly basal leaves, and airy racemes or panicles of short-lived, flat, irregularly star shaped, pink or white flowers, usually 4 petalled. They are graceful plants in a border.
Grow in light, fertile, moist but well drained soil in full sun, but drought and partial shade is tolerated. Cut to ground after flowering.
Prone to rust, Cercospora leaf spots, Septoria leaf spots, downy mildew and powdery mildew.
G. lindheimeri ‘Patriot’