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Grooved Yellow Flax

Linum sulcatum

In the Carolinas and Georgia, found in prairies and grasslands; forests and woodlands; glades, barrens and outcrops on limestone; glades, barrens and outcrops on mafic or serpentine rock. Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition What its natural habitat tells you

45
Good

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

Profile 88%

Height
8–24 inches
Light
Full sun
Soil moisture
Dry to somewhat dry
Will it fit your yard?

At a glance

Life cycle
Annual
Bloom
May to October

Not yet recorded · Spread · Leaves

Recorded in 8 Arkansas counties.

Natural habitats

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

1 of 4

Prairies and grasslands

Open, grass-dominated places kept open by fire, grazing or thin soil, from tallgrass prairie to Piedmont prairies.

Forests and woodlands

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

Glades, barrens and outcrops on limestone

Open, thin-soil openings and rock on limestone, dolomite or other lime-rich rock, including cedar glades.

Glades, barrens and outcrops on mafic or serpentine rock

Open, thin-soil openings, outcrops and cliffs on dark, magnesium- or iron-rich rock such as serpentine, diabase or gabbro.

All habitats

Also found with this plant

Wildlife whose habitat models include habitats this plant grows in, in Arkansas. Shared habitat, not food. 10 animals.

Widespread birds also seen here (55)

Found in many habitats here, so not listed above.

All wildlife of Arkansas

Ecological relationships

Who uses this plant?

What these records mean

16CaterpillarsGenus host records with ranges including AR

Genus host records with ranges including AR · Linum

  • Anarta trifoliiThe Nutmeg, Clover Cutworm
  • Anticarsia gemmatalisVelvetbean Caterpillar Moth
  • Chloridea virescensTobacco Budworm Moth
  • Chrysodeixis includensSoybean Looper Moth
  • Elasmopalpus lignosellaLesser Cornstalk Borer
  • Euptoieta claudiaVariegated Fritillary, (?)Gulf Fritillary
  • Feltia jaculiferaDingy Cutworm
  • Feltia subgothicaSubgothic Dart
  • Helicoverpa zeaCorn Earworm Moth
  • Mythimna unipunctaArmyworm Moth, White Speck
Show all 16
  • Paleacrita vernataSpring Cankerworm Moth
  • Spodoptera albulaWhite-Spotted Armyworm, Gray-Streaked Armyworm
  • Spodoptera eridaniaSouthern Armyworm Moth
  • Spodoptera frugiperdaFall Armyworm Moth
  • Xestia c-nigrumSpotted Cut-Worm, Setaceous Hebrew Character, Lesser Black-letter Dart
  • Xestia dolosaGreater Black-Letter Dart, Greater Spotted Cutworm
Shropshire & Tallamy 2025, Lepidoptera of North America north of Mexico, ZooKeys 1261 (ODbL)
0BeesSoutheastern regional records
0Specialist beesPollen specialists
1BirdsRecorded eating Linum in Arkansas

Diet records by plant genus, from studies across North America. Not a record from this state. Birds whose range includes Arkansas, most records first.

Avian Diet Database (Hurlbert Lab)

Direct food only. Caterpillars on host plants also feed nesting birds. NC Native Plant Society: butterfly gardening

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

Birds that eat Linum 1

Diet records by plant genus, from studies across North America. Not a record from this state. Avian Diet Database (Hurlbert Lab), CC0 1.0.

Growing and identification

Plant details

Family
Linaceae
Flower color
Yellow

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

Growing sources and scope

Conservation status

Arkansas rankSNR
Global rankG5
AR statusNot verified
Federal statusNot verified

Conservation source Global and federal source

In your garden

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How to check your spot

Sources