Swamp hibiscus are very easy to grow, plant the seeds in the spring and they will often bloom the first year in Georgia.
Bloom: Summer, Autumn
Swamp hibiscus are grown as much for their striking cannabis-like foilage as their gaudy over-sized blooms. There is also a white variety....
While a wetland plant, swamp hibiscus will grow in any good garden soil. Expect height from this plant. Swamp hibiscus grow 6-10 foot high!