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Sisyrinchium idahoense Bickn.
Idaho blue-eyed grass
USDA Symbol: SIID
USDA Native Status: Native to U.S.
Several delicate, blue or deep blue-violet flowers in 2 broad bracts top a flat stem, generally only 1 flower at a time in bloom; stems taller than the clusters of narrow, sword-shaped leaves near base.
One of the most perplexing groups of plants, with many, often intergrading, variants named as species.
Plant CharacteristicsDuration: Perennial Habit: Herb Leaf:
Bloom InformationBloom Color: Blue
Bloom Time: Apr , May , Jun , Jul , Aug , Sep
AZ , CA , CO , ID , MT , NM , NV , OR , UT , WA , WY Native Distribution:
Throughout. Native Habitat:
Moist places (at least early in the season), generally in the open, from lowlands well into the mountains. USDA Native Status: L48(N), CAN(N)
Growing ConditionsWater Use: High
Light Requirement: Shade
CaCO3 Tolerance: Medium
BenefitConspicuous Flowers: yes
From the National Organizations Directory
According to the species list provided by Affiliate Organizations, this plant is either on display or available from the following:
Native Seed Network
- Corvallis, OR
Recommended Species Lists
Find native plant species by state. Each list contains commercially available species suitable for gardens and planned landscapes. Once you have selected a collection, you can browse the collection or search within it using the combination search.
View Recommended Species page
Record Modified: 2007-01-01
Research By: TWC Staff