Taxonomy

Division:

Magnoliophyta | - Flowering plants

Family:

Iridaceae

Genus:

Sisyrinchium

Species:

Sisyrinchium biforme

USDA Symbol:

SIBI

Growth Characteristics

Life Cycle:

Perennial

Growth Habit:

Forb/herb

Height:

30 cm

Light Requirements:

Full Sun

Drought Tolerance:

Medium

Bloom Months:

apr,may,jun

Bloom Colors:

blue, violet, white

Wildlife Benefits

Bees:

★☆☆☆☆ Documented bee visitation (GBIF)

Butterflies & Moths:

★☆☆☆☆ Documented Lepidoptera association (GBIF)

Garden & Ecology Notes

Wildlife Value:

bees, butterflies

Deer Resistant:

Yes

Fire Ecology:

Fire adapted — tolerates or benefits from fire

Fire Notes:

Resprouts from rhizomes after fire; often found in fire-maintained grasslands and open woodlands.

Soil Requirements

Soil Type:

moist, well-drained, organic-rich soil

Drainage:

good drainage preferred

Moisture:

consistently moist

Propagation & Germination

Stratification:

Cold/moist stratification required — 30–60 days

Germination Time:

14–42 days

Notes:

Seeds germinate best with light exposure and cool temperatures after cold stratification.

The above propagation data sourced from Claude AI