Bloom Time
Exposure
Height
Soil Type
Other Attributes
BLUE FLAG
Iris versicolor
Blue-violet flowers. June. Sword-like leaves. 2 – 3′ tall. Full sun to light shade. Moist to wet soil tolerant. Can tolerate up to 2-4″ of standing water. Salt tolerant. Deer resistant. Attracts hummingbirds & butterflies. Northeastern U.S. native. Zone 4.