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Narrowleaf Blue-eyed-grass

Sisyrinchium angustifolium

In the Carolinas and Georgia, found in woodlands, forests, meadows, longleaf pine sandhill swales. Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition What its natural habitat tells you

17
Modest

Native to Louisiana. How scores work Is it native here?

Profile 94%

Height
1.5–2 feet
Spread
6 inches–1 foot
Light
Full sun, Partial shade
Soil moisture
Somewhat dry to moist

Space about 1 ft apart from its recorded spread, about 100 per 100 sq ft. Enter your bed size for a count

Will it fit your yard?

At a glance

Life cycle
Perennial
Leaves
Semi-evergreen
Bloom
March to July
Fruiting season
April to July

Recorded in 42 Louisiana parishes.

Natural habitats

Places it grows wild. Not a planting requirement. Each habitat page lists the plants and wildlife also found there.

1 of 3

Forests and woodlands

Forest or woodland where the source does not say how moist or dry.

Meadows

Open, grassy or flowery ground that is not wet, such as mountain meadows; wet meadows are separate.

Sandhills

Dry, deep-sand ridges with longleaf pine and turkey oak, kept open by fire.

All habitats

Ecological relationships

Who uses this plant?

What these records mean

0CaterpillarsGenus host records with ranges including LA
8BeesSoutheastern regional records

Southeastern regional records · Sisyrinchium

Individual names are not available yet.

Noori, Seltmann & Orr 2026, A curated and integrated dataset for exploring global bee-plant interactions (GloBI), Zenodo, CC BY 4.0
0Specialist beesPollen specialists
—BirdsRecorded genus food-resource interactions; not a state feeding claim
Flies 3
  • Bombylius atriceps
  • Helophilus latifrons
  • Sphaerophoria cylindrica

Flower visits · Carlinville, Illinois, USA

No records yet · Ants · Beetles · Adult butterflies / moths · Other wasps · Other insects

Growing and identification

Plant details

Family
Iridaceae
Hardiness
Zones 4a–9b
Soil pH
Acidic to neutral
Flower color
Blue, yellow, purple or white
Growth rate
Moderate
Growth habit
Grows in clumps
Foliage color
Green
Fruit begins
April
Fruit ends
July

Safety has not been reviewed for this plant; check toxicity and thorns before planting.

Growing sources and scope
Also known as

Narrow Lleaf Blue Eyed Grass; Narrowleaf Blue eyed grass

Conservation status

Louisiana rankSNR
Global rankG5
LA statusNot verified
Federal statusNot verified

Conservation source Global and federal source

In your garden

Will it fit your yard?

Check this plant against your county, sun and soil moisture. Conditions are checked in your browser.

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How to check your spot

Growing cautions

For planning only; these do not change the score or Fit.

Sources