Southern blue flag

Iris virginica

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Southern blue flag (Iris virginica)
Genus:  Iris
Lavender-pink or white flowers up to 4 inches in diameter have purple veins and yellow throats. Sword-shaped medium green leaves can top 6 feet tall when grown in shallow water.
Noteworthy Characteristics:  This heat- and moisture-lover is native to coastal plains from Virginia to Louisiana. May be grown in a border if kept consistently moist.
Care:  Provide full sun to part shade and moist to wet soil.
Propagation:  Lift and divide clumps, or separate bulb offsets, and plant immediately, in early autumn.
Problems:  Iris borer, verbena bud moth, whiteflies, iris weevil, thrips, slugs and snails, aphids, and nematodes. Bacterial leaf blight and soft rot, crown rot, rhizome rot, leaf spot, rust, viruses, and scorch.

Overview

Height
3 ft. to 6 ft.
Light
Full Sun to Part Shade
Moisture
Wet
Characteristics
Native,
Showy Flowers
Bloom Time
Spring
Flower Color
Island Paradise,
Pink Yarrow,
Niagara,
White
Uses
Beds and Borders,
Cut Flower,
Naturalizing
Style
Water Garden
Seasonal Interest
Spring Interest
Type
Perennials

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