Ruffled red-purple flowers with white signals. Prefer consistently moist or boggy soil. Lanceolate foliage maintains its quality after flowering. Do not divide clumps unless flower production declines.

Scientific Name: I. sibirica 'Shirley Pope'
Zone: 3
Light: Sun to Light Shade
Height: 34"
New Shape: Upright
Foliage: Blue-green
Flower: Red-purple
Bloom Time: Jun