Iris Black Gamecock is Great for ponds and tubs . This gets a really nice dark purple flower - Common Name: Louisiana iris . Type: Herbaceous perennial. Family: Iridaceae Zone: 4 to 9- Height: 2.00 to 3.00 feet- Spread: 2.00 to 2.00 feet- Bloom Time: May to June- Bloom Description: Dark purple to black- Sun: Full sun to part shade- Water: Medium to wet Maintenance: Low Suggested Use: Water Plant, Naturalize, Rain Garden- Flower: Showy- Attracts: Hummingbirds and bees= Tolerate: Deer, Clay Soil, Wet Soil-