Hibiscus syriacus (Rose of Sharon)
is a cold- hardy, upright deciduous Hibiscus that grows to be a large shrub or small tree. Native to temperate areas of Eastern Asia Hibiscus syriacus is the national flower of South Korea. Hibiscus syriacus all have red centres, 'Blue Bird' is a lovely gentian blue form, Hibiscus syriacus 'Aphrodite' has rose colored flowers while 'Helene' is a white form, again with red centred flowers.