Oregon Iris

Iris tenax

Type: Perennial  ·  Family: Iridaceae  ·  Native Region: Pacific Northwest

Growing Conditions

• Sun: Sun to Part Shade
• Water: Dry to Medium
• Bloom Time: April - July
• Mature Size: 2–2 ft tall, 2–2 ft wide

Attributes

• Attracts Pollinators
• Fire Resistant
• Portland Approved Plant List

Landscape Use

Food Forest, Mixed Shrub Border, CS, Cottage Garden

Ecological Notes

Ecological function: pollinators, habitat Source: Bloomsday Natives availability list (Dec 2025) Late Spring 26 Source: Bloomsday Natives incoming order (Feb 2026) - Scholls Valley

Learn More

USDA Plants Profile  ·  GBIF Species Data  ·  Oregon Flora