Common Name: southern blue flag
Type: Herbaceous perennial
Family: Iridaceae
Native Range: United States
Zone: 5 to 9
Height: 1.00 to 3.00 feet
Spread: 1.00 to 3.00 feet
Bloom Time: June
Bloom Description: Violet blue with yellow and white crested falls
Sun: Full sun
Water: Medium to wet
Maintenance: Low

Learn more: http://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?kempercode=y390