Hibiscus is a large family of flowers
that can grow from tropical to temperate regions. Most of tropical hibiscus
are belong to H. rosa-sinensis, and cold hardy hibiscus are also known
as Rose of Sharon (H.
syriacus) and Rose-Mallow (H. moscheutos, H.
coccineus, H. palustris). Here are pictures of these
beautiful hisbiscus: