This fast growing, large size (20 inches high by 45 inches wide) cultivar is a sport of H. plantaginea 'Athena' was registered by Mark Zilis of Illinois in 2010. It has pale green foliage with a yellow marginal variegation which changes to white later in the season. The leaves are slightly rippled, ovate, slightly wavy and very shiny on top. Pure white, fragrant, double flowers bloom from mid-August into September.

In Greek mythology, Poseidon was one of twelve gods of the Pantheon.