- Common Name: Louisiana Iris
- Botanical Name: Iris giganticaerulea
- Family name: Iris family
- Type: Perennial
- Zone Hardiness: 6–9
- Height: 2 to 4 feet
- Width: 1 to 2 feet
- Blooms: Large, showy flowers in blue, purple, white, yellow, or bi-colored varieties
- Bloom time months: April to June
- Sun: Full sun to partial shade
- Leaves: Long, sword-shaped, bright green leaves
- Maintenance: Moderate, for the casual gardener; benefits from consistent moisture and division every few years to maintain vigor. Spread by underground roots, which makes it difficult to keep in one spot.
- Tolerates: Wet soils, standing water, humidity, and partial shade
- Attracts: bees and butterflies
- Texas Superstar: No
- Texas Native: Yes
- Invasive: No