Iris virginica

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Common Name:  Southern Blue Flag Iris

Full sun, moderately wet to medium moisture level, adapted to a wide range of soils except rocky, moderately to slightly acid pH.  2-3 ft. height, blooms late spring to early summer, light bluish purple flowers, spreads at a moderate rate by rhizomes and slowly by seed.

Germination Code: C(120)

Native Region:  Lightly statewide

Showy flowers.  Occurs in wetlands in Tennessee, and can only grow in average garden soils if soil is kept uniformly moist. Attracts bees and butterflies.

Southern Blue Flag Iris - Iris virginica 2
Photo Courtesy Katie Walberg