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Plant Details

Iris prismatica

Slender Blue Flag, Slender Blue Iris

Scientific Name:

Iris prismatica

Genus:

Iris

Species Epithet:

prismatica

Common Name:

Slender Blue Flag, Slender Blue Iris

Plant Type

Herb/Wildflower

Life Cycle

Perennial

Plant Family

Iridaceae (Iris Family)

Native/Alien:

NC Native

Size:

0-1 ft., 1-3 ft.

Bloom Color(s):

Purple, Violet

Light:

Sun - 6 or more hours of sun per day, Part Shade - 2 to 6 hours of sun per day

Soil Moisture:

Wet

Bloom Time:

May, June

Growing Area:

Mountains, Piedmont, Coastal Plain

Habitat Description:

Bogs, marshes, ditches, pools (Weakley 2015). Rare throughout NC.

Leaf Arrangement:

Alternate

Leaf Retention:

Deciduous

Leaf Type:

Leaves veined, not needle-like or scale-like

Leaf Form:

Simple

Life Cycle:

Perennial

Wildlife Value:

Has some wildlife value

Landscape Value:

Suitable for home landscapes

State Rank:

S1: Critically imperiled, S2: Imperiled (*Key)

Global Rank:

G4 - Apparently Secure, G5 - Secure (*Key)

State Status:

SR-T: Significantly Rare: Throughout (*Key)

Notes:

NC Natural Heritage Program NC Rank S1S2; Global Rank G4G5.

Closeup of Bloom

image

Tom Harville's garden
© Tom Harville

Links:

USDA PLANTS Database Record


Bird-Friendly Native Plants



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