Plants of the Southwest
Iris missouriensis
Western Blue Flag
Delicate blue-purple to lilac flowers with a dark yellow-orange stripe down the middle of the petal. Western Blue Flag is a rhizomatous perennial to 2 ft., blooms in spring. Sow late fall or cold stratify 3 months and sow in spring. Several years for bulbs and flowers to form. Zones 2-8.
Legend of Symbols
Full Sun |
Part Shade |
Fragrant |
Very Low Water  |
Low Water  |
Medium Water  |
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