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Blue Flag

Iris Versicolor

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Overview

Iris versicolor, or Blue Flag, is a striking perennial native to North America. Grows to 2–3 feet tall with lance-shaped leaves. It produces vibrant blue to purple flowers in late spring, each with six petal-like parts. Prefers full to partial sun and wet conditions, thriving in zones 3-9. Ideal for rain gardens and waterside plantings. Provides habitat support and attracts pollinators, offering both ecological and aesthetic benefits.

Sun HalfWater Extra in Summer, MediumZones 8–10Climate Mediterranean
Blue Flag (Iris Versicolor) — Provides habitat support and attracts pollinators, offering both ecological and aesthetic benefits

Culture

Sun
Half
Water
Extra in Summer, Medium
USDA zones
8–10

Shape & size

Mature height
2–3 Ft.
Mature width
2–3 Ft.

Classification

Family
Iridaceae
Climate
Mediterranean

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Photos (99)

Blue Flag (Iris Versicolor) — When incorporating Blue Flags into a landscape; its flowers offering a delicate yet striking appearance, image 95
Blue Flag (Iris Versicolor) — Iris versicolor is an excellent choice for a water garden or a rain garden design; blue and lavender and, image 93
Blue Flag (Iris Versicolor) — <br><br>Given its beauty and habitat preferences; although it flourishes in slightly acidic conditions with, image 92

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