Taxonomy

Division:

Magnoliophyta | - Flowering plants

Family:

Iridaceae

Genus:

Sisyrinchium

Species:

Sisyrinchium atlanticum

USDA Symbol:

SIAT

Growth Characteristics

Life Cycle:

Perennial

Growth Habit:

Forb/herb

Height:

60 cm

Light Requirements:

Full Sun

Drought Tolerance:

Low

Bloom Months:

may,jun,jul

Bloom Colors:

blue, violet

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 rootstock following fire; found in fire-maintained pine savannas and wet meadows.

Soil Requirements

Soil Type:

moist, well-drained sandy loam

pH:

5.5 - 7.0 (slightly acidic to neutral)

Drainage:

excellent drainage required

Moisture:

consistently moist

Notes:

prefers open, sunny habitats

Propagation & Germination

Stratification:

Cold/moist stratification required — 30–60 days

Germination Time:

14–42 days

Notes:

Seeds benefit from cold stratification. Surface sow as light may aid germination.

The above propagation data sourced from Claude AI