Species Iris, Harlequin Blueflag, Northern Blue Flag, Liver Lily, Water Iris

Irisversicolor

Family
Iridaceae (eye-rid-AY-see-ee)
Genus
Iris (EYE-ris)
Species
versicolor (VER-suh-kuh-lor)
Synonym
Iris caurina
Iris dierinckii
Iris flaccida
Iris picta
Iris pulchella
Spacing
18-24 in. (45-60 cm)
Hardiness
15-18 in. (38-45 cm)
Sun Exposure
USDA Zone 4a: to -34.4 °C (-30 °F)
USDA Zone 4b: to -31.6 °C (-25 °F)
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
Danger
Full Sun
Bloom Color
Parts of plant are poisonous if ingested
Foliage
Blue-Violet
Class
Allow pods to dry on plant; break open to collect seeds
Bloom Time
Other Details
Other details
Propagation Methods
Herbaceous
Seed Collecting
Soil pH requirements
By dividing rhizomes, tubers, corms or bulbs (including offsets)
Patent Information
Awards (if applicable)
Foliage Color
Bloom Characteristics
Ponds and Aquatics
Water Requirements
Where to Grow
Regional

This plant is said to grow outdoors in the following regions:

Knik-Fairview, Alaska

Lakes, Alaska

Meadow Lakes, Alaska

Tanaina, Alaska

Wasilla, Alaska

Manchester, Connecticut

Machesney Park, Illinois

Washington, Illinois

Barbourville, Kentucky

Annapolis, Maryland

Deer River, Minnesota

Isle, Minnesota

Frenchtown, New Jersey

Hendersonville, North Carolina

Raleigh, North Carolina

Hulbert, Oklahoma

Oklahoma City, Oklahoma

Dover, Pennsylvania

Broaddus, Texas

Cedar Creek, Texas

Port Lavaca, Texas

Salt Lake City, Utah

Essex Junction, Vermont

Leesburg, Virginia

Roanoke, Virginia

Merrimac, Wisconsin

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Gardener's Notes:

1
positive
4
neutrals
0
negative
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D
Dearborn Heights, MI (Zone 6a) | October 2019 | neutral

95,455 Acres of Marsh, Field and Forest at Seney

T
Mahtowa, MN | June 2010 | neutral

Looks very similar to Iris virginica.

K
Roanoke, VA (Zone 7b) | May 2010 | positive

Fast growing. Lots of long, slender leaves. Multiplies like nuts. Blooms last a day, and re in large quantities once it gets established.

L
Dover, PA (Zone 6a) | May 2009 | neutral

At the house I just bought in December these flowers are everywhere. There're probably about 100 of these coming up all along the front ...Read More

G
(Zone 5a) | July 2008 | neutral

Blooms May-June in my garden. Interesting blooms.

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