Southern Blue Flag Iris

Iris virginica shrevei

Southern Blue Flag Iris (Iris virginica var. shrevei) is a seasonal interest plant with purple blooms from late spring into summer. They prefer wet to moist soils in sun to part sun, growing to 3 feet tall. They can tolerate short periods of up to 12 inches of standing water, making them great for planting in basins. Companion plants include Common Rush (Juncus effusus) and White Turtlehead (Chelone glabra).

Maintenance

Trim dead foliage to 4 inches in early spring.

About

Light Requirements
Sun, Part Sun
Moisture Requirements
Basin
Soil Requirements
Clay, Loam
Height
Short, Medium
Spacing
1 to 2 feet
Category
Seasonal
Attracts
Bees, Butterflies
Illinois Native Plant Status
Yes
Bloom Time
June
Bloom Color
Purple, Lavender
Seasonality
Spring, Summer
Sociability
Groups of 10-20