Hibiscus moscheutos :
It is a Herbacious Perennial, meaning it comes back every year.
Hardy from Zones 5-9
Height 3-7 feet
Width 2-4 feet
This plant blooms from July -September
Huge Flowers from Reds, to Whites, to Pinks 3-5 inches in diameter
Can tolerate wet soil
Butterflies love it!