Southern Blue Flag Iris (Iris virginica shrevei)
The wild-type of the well known blue flag iris. Perfect for adding a pop of color to wetland plantings, or even moist prairie plantings!
Light: Full Sun, Part Sun/Shade
Soil Moisture: Wet, Wet Mesic, Mesic
Soil Type: Adaptable
Bloom Color: Blue
Bloom Time: May-Jun
Root Type: Rhizome
Notable Wildlife Interactions: Flowers attract bumblebees, long-horned bees, butterflies, and skippers. Hosts the Virginia ctenucha moth, the agreeable tiger moth, the iris borer moth, and a number of smaller insects. Mildly toxic foliage makes it unpalatable to mammals.
Notes: The northern blue flag iris (Iris versicolor) is similar and difficult to tell apart, but is also state native. As it’s common name suggests, it’s range hugs the Great Lakes and is slightly more northerly than southern blue flag’s range.