Iris missouriensis - Western Blue Flag

Iris missouriensis (syn. I. montana) is a hardy flowering rhizomatous species of the genus Iris, in the family Iridaceae. Its common names include western blue flag, Rocky Mountain iris, and Missouri flag. It is native to western North America. Its distribution is varied; it grows at high elevations in mountains and alpine meadows and all the way down to sea level in coastal hills. Its leaves are quite unpalatable to wildlife and livestock and the roots are poisonous to humans. Description from Calscape.

Growers: Nature's Seed

Other Names Used: Rocky Mountain Iris

Family: Iridaceae

Life Cycle: Perennial

Plant Type: Bulb

Sun Exposure: Full, Partial

Bloom Period: Spring

Bloom Color(s): Purple

Plant Height: 1-2 feet tall

Plant Width: 6-8 inches wide

California Regions:

• North Coast
• Sierra Nevada

Ecological Benefits:

• Deer Resistant

Ecological Functions:

• Grows in Containers
• Water Features

Habitat Type:

• Meadows 
  
• Riparian

Human Uses/Cautions: Leaves are quite unpalatable to wildlife and livestock and the roots are poisonous to humans.

Skill Level: Beginner

Seed Pretreatment: None