“Hibiscus syriacus has been a garden shrub in Korea since time immemorial.
Though it has no fall color
and can be stiff and ungainly if badly pruned,
H. syriacus remains popular to this day.
It blooms lavishly, as they are sterile and set no seed.
Varieties named for goddesses include ‘Diana’
‘Lady Stanley’, ‘Ardens’, ‘Lucy’, and
The species has
Naturalized very well in suburban areas, and
might even be termed invasive, so frequently does it seed.”
–Wikipedia, the free encyclopedia