Wildflower Archive

woodland wildflower

Western blue-eyed grass

Sisyrinchium bellum

Western blue-eyed grass (Sisyrinchium bellum)1 of 2
The wild flowers of California

Native to California and Oregon

Baja California north to California west of the Cascades to Vancouver Island, British Columbia

  • Light Partial shade Sun tolerance
  • Moisture Moisture preference
  • Zones n/a Cold to heat range
  • Bloom Mar–May Flowering time
  • Height up to 18 in to 46 cm
  • Life cycle Perennial Annual to perennial
Full details, see below

In the garden

A woodland wildflower for partial shade. At up to 18 in, it suits shade gardens and woodland edges.

Growing conditions

Light
Full sun Partial shade Full shade
Moisture
Dry Moist Wet

Pollinators & wildlife

  • Bees Yellow-faced Bumble Bee
    also Western Honey Bee, Ligated Furrow Bee, Black-tailed Bumble Bee +6 more Tripartite Sweat Bee, Agapostemon texanus, California Digger Bee, Pacific Green Small-Mason, Osmia nemoris, Blue-and-black Mining Bee
  • Flower flies Margined Calligrapher
    also Large-tailed Aphideater, Western Aphideater, Western Calligrapher +1 more Fazia micrura
  • Butterflies Common Buckeye also Mourning Cloak, Euchloe ausonides ausonides, Southern Silvery Blue
  • Also visited by
    • Beetles: Spotless Lady Beetle

Butterflies that use this plant

Documented host and nectar records. Each links to a planting guide for that butterfly.

Full plant details

Where it grows

Habitat
WoodlandThe wild plant community it grows in.
Native range
California and OregonUnited States (2): CA, OR. Where it grows wild on its own, by state and province.
Native distribution
Baja California north to California west of the Cascades to Vancouver Island, British ColumbiaThe same native range, usually more exact than the state list, and often noting where it has spread beyond it.

Growing conditions

Light
Partial shadeHow much sun it takes, from full sun to full shade.
Soil
Various soilsThe soils it grows in naturally.

Growth & form

Height
up to 18 in (to 46 cm)Typical mature height.
Life cycle
PerennialWhether it lives a single season (annual), two (biennial), or returns for years (perennial).

Flowers, foliage & fruit

Type
WildflowerWhat kind of plant it is.
Bloom
Mar–MayWhen it flowers.
Flower color
Blue, PurpleThe bloom color, or colors.
Fruit/Seeds
CapsuleThe seed or fruit it sets after flowering.
Toxicity
None knownWhether any part is poisonous to people or pets.