Blue Flag Iris (Native Ontario Wildflower) Other Common Names: American Blue Flag, Dagger Flower, Flag Lily, Larger Blue Flag, Multi-coloured Blue Flag, Poison Flag, Snake Lily, Water Flag French Names: Iris versicolore Habitat: Marshes, shallow water, preferring sun to part shade and wet feet Flowers: Its deep blue flowers bloom in July atop stems that reach 60-90 cm. Perennial that spreads by fleshy rhizomes Ripe seed pod will split open and release seeds Muskrats will not eat the rhizomes Irises make an attractive display in shallow water All parts of the plant are toxic |  |
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