Taken from http://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.as...
"'Diana' is a sterile triploid that produces very few if any seed pods. Triangular, lobed, leathery, dark green leaves (to 3.5" long). Pure white flowers that are 3 to 4 in. across. A Royal Horticultural Society of Great Britain Award of Garden Merit plant."
Common Name(s)
Rose of SHaron
Is this plant a cultivar? Yes
Name of Variety, or Name of Cultivar:
'Diana'
Life History: Perennial
Growth Form: shrub