Large holly-hock-like flowers, 4-6″ in diameter, bright pink with a dark center, or sometimes white or pale pink. At the peak of blooming, up to 20 flowers per day can be produced on one plant. Flowers on large plants can be 6-9″ wide, which is among the largest of all the cold hardy perennial.
Attracts butterflies and bees, a good nectar plant, will take average soils but needs some moisture.
Will tolerate some shade, but full sun is best. Does well in heat and humidity.
Tops can be pinched back to create more bushy plants.
Slow to emerge in spring. Protest from strong winds.
Native to marshes, swamps, riverbanks, moist woods, floodplains
Works well as a specimen planting, or along a moist border, and does well in low spots or other wet areas, including along streams or ponds.