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Stiff Yellow Flax

Linum curtissii

Found in woodlands, other dry to moist places. Weakley, Flora of the Southeastern United States (2025), South Central edition What its natural habitat tells you

45
Good

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

Profile 59%

Light
Partial shade, Full sun
Soil moisture
Dry to moist
Will it fit your yard?

At a glance

Bloom
March to August

Not yet recorded · Height · Spread · Life cycle · Leaves

This plant is missing most of its facts, so Quercus is looking them up in old botany books.

Recorded in 49 Alabama counties.

Natural habitats

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

Forests and woodlands

Trail on Little Kennesaw Mountain.
Named place / source context. Shown: Kennesaw Mountain National Battlefield Park, Georgia, a neighboring state.Trail on Little Kennesaw Mountain., Unidentified in HFC record, undated. Public domain. Source record.

All habitats

Ecological relationships

Who uses this plant?

What these records mean

14CaterpillarsGenus host records with ranges including AL

Genus host records with ranges including AL · Linum

  • 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
  • Paleacrita vernataSpring Cankerworm Moth
Show all 14
  • Spodoptera albulaWhite-Spotted Armyworm, Gray-Streaked Armyworm
  • Spodoptera eridaniaSouthern Armyworm Moth
  • Spodoptera frugiperdaFall Armyworm Moth
  • 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
3BirdsRecorded genus food-resource interactions; not a state feeding claim

Recorded genus food-resource interactions; not a state feeding claim · Linum

  • Antigone canadensisSandhill Crane
  • Tympanuchus pallidicinctusLesser Prairie-Chicken
  • Tympanuchus phasianellusSharp-tailed Grouse
Hurlbert, Olsen, Sawyer & Winner 2021, Avian Diet Database, Scientific Data 8: 260 (CC0)

Direct food only: birds recorded eating this genus across North America. 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

Growing and identification

Plant details

Family
Linaceae

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

Growing sources and scope
Also known as

Linum virginianum var. medium

Conservation status

Alabama rankSNR
Global rankGNR [G5?]
AL statusNot verified
Federal statusNot verified

Conservation source Global and federal source

In your garden

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How to check your spot

Sources