Western Blue Flag
Iris missouriensis · Iridaceae
- Form
- Perennial
- Height
- 1–2.5 ft
- Sun
- Full Sun
- Water
- High
- Blooms
- May, Jun, Jul
- Pet toxicity
- Mild
🌿 California native
Quick facts
- Habitat: Wet Montane meadows and Wetland margins
- Form / size: Rhizomatous perennial, 1–2.5 ft
- Sun: Full sun · Water: High
- Blooms: Late spring–summer blue-violet iris flowers
Description
A mountain wet-meadow iris with narrow sword leaves and clear blue-violet flowers held above the foliage. It brings a cooler wetland note into a flora that otherwise leans dry and mineral.
Wildlife & pollinators
Visited by bees and adds floral diversity to wet mountain openings.
Habitat & range
Wet meadows, seeps, stream edges, and other moist high-country ground, including the Bridgeport and northern eastern Sierra region.
In the garden
Good for pond edges, wet meadows, and mountain moisture gardens. Not a dryland species.
Propagation
By rhizome division or seed.
Where to see it near you
- iNaturalist — observed across California (map)
- Wet meadow country around Bridgeport and the northern Eastern Sierra.






