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Northern Blue Flag Iris

Iris versicolor

Wetland margins and rain gardens. Toxic to humans/pets if ingested.

Family

Iridaceae

Type

wildflower

Lifespan

perennial

Height

2–2.5 ft

Spacing

2–2.5 ft apart

Light

sun, part shade

Soil moisture

moist, wet

Soil pH

acidic, neutral

Bloom

May, June, July, August

Bloom colors

blue, purple

Wildlife value

songbirds

Landscape uses

border, rain garden

Native states

CT, DC, DE, ID, IL, MA, MD, ME, MI, MN, NH, NJ, NY, OH, PA, RI, VA, VT, WI, WV