Hitchcock's Blue-Eyed Grass

Sisyrinchium hitchcockii

Native to:
United States

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Iridaceae
Genus:
Sisyrinchium
Species:
Sisyrinchium hitchcockii
USDA Symbol:
SIHI4

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Forb/herb
Height:
30 cm
Light Requirements:
Full Sun
Drought Tolerance:
Medium
Bloom Months:
may,jun,jul
Bloom Colors:
yellow

Wildlife Benefits

Bees:
★☆☆☆☆ Documented bee visitation (GBIF)

Garden & Ecology Notes

Wildlife Value:
bees
Deer Resistant:
Yes

Soil Requirements

Soil Type:
well-drained, sandy or rocky soil
pH:
5.5 - 7.0 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
native to open, rocky slopes and grasslands

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Germination Time:
14–42 days
Notes:
Seeds germinate best with cold stratification. Light may improve germination rates.

The above propagation data sourced from Claude AI

Pre-treatment: Natural outdoor stratification in Corvallis OR 97330 climate

Source: npn.rngr.net