Registered in 1978 by Frank Chowning 'Black Gamecock' Fabulous Iris producing huge deepest purple standards and falls set off by a narrow bright yellow signal.
Winner of Award of Merit 1986; Debaillon Medal 1989; Honorable Mention 1982.
Flowering Height 50-70cm Flowering time late July.
Iris louisana are generally easy to grow and do best in wetter areas of the garden, they are happy in the shallow margins of the pond and can help reduce algal blooms as they compete for nutrients in the water.
Iris lousiana will also do well in garden borders in humus rich soils and make spectacular patio container plants.