asily grown in abundantly moist, fertile, humusy soils in full sun to part shade. Also performs well in moist sandy to gravely soils. Soils must not be allowed to dry out. Generally intolerant of shady locations. Plants may be cut to the ground in late winter. Species plants will spread in the landscape by self-seeding.
 
‘Little Joe’ is a patented plant that will not come true from seed.