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Caley Pea

Lathyrus hirsutus

In the Carolinas and Georgia, found in roadsides, fields, disturbed areas. Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition What its natural habitat tells you

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Not native

Not native to Arkansas. How scores work Is it native here?

Profile 76%

Height
About 3 feet
Light
Partial shade, Full sun
Soil moisture
Dry to moist
See native alternatives

Plant this instead

Choose your county to list local plants first.

  • Carolina Vetch
    Vicia caroliniana

    Sun: Deep shade, Full sun, Partial shade. Soil: Somewhat dry to moist. Flowers: Blue, pink or white.

    Similar growth form, evergreen or deciduous, bloom season

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At a glance

Leaves
Deciduous
Bloom
April to July
Fruiting season
Spring to summer

Not yet recorded · Spread · Life cycle

Recorded in 40 Arkansas counties.

Natural habitats

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

Roadsides, fields and disturbed ground

Ground opened by people: roadsides, old fields, pastures, fencerows and lots.

All habitats

Ecological relationships

Who uses this plant?

What these records mean

21CaterpillarsGenus host records with ranges including AR

Genus host records with ranges including AR · Lathyrus

  • Apantesis phylliraPhyllira Tiger Moth
  • Cecropterus pyladesNorthern Cloudywing
  • Chloridea virescensTobacco Budworm Moth
  • Chrysodeixis includensSoybean Looper Moth
  • Colias eurythemeOrange Sulphur, Alfalfa Butterfly
  • Colias philodiceClouded Sulphur, Clover Butterfly
  • Cupido comyntasEastern Tailed-Blue
  • Elasmopalpus lignosellaLesser Cornstalk Borer
  • Epargyreus clarusSilver-Spotted Skipper
  • Gesta juvenalisJuvenal's Duskywing
Show all 21
  • Glaucopsyche lygdamusSilvery Blue
  • Helicoverpa zeaCorn Earworm Moth
  • Heliothis phloxiphagaSpotted Straw Sun Moth, Darker Spotted Straw Moth
  • Leptotes marinaMarine Blue
  • Melanchra pictaPainted Arches, Zebra Caterpillar Moth
  • Pyrrhia exprimensPurple-Lined Sallow, Purple-Lined Sun Moth
  • Spodoptera albulaWhite-Spotted Armyworm, Gray-Streaked Armyworm
  • Spodoptera eridaniaSouthern Armyworm Moth
  • Trichoplusia niNi Moth, Cabbage Looper Moth
  • Urbanus proteusLong-Tailed Skipper, Bean Leaf Roller
  • Caryocolum pullatella
Shropshire & Tallamy 2025, Lepidoptera of North America north of Mexico, ZooKeys 1261 (ODbL)
—BeesSoutheastern regional records
1Specialist beesPollen specialists

Pollen specialists · Lathyrus

  • Megachile melanophaea
Smith, Bachelder, Russell, Morales, Mosher & Seltmann 2024, Bee-Specialization-Modeling v0.6.1 (specialist host table compiled from J. Fowler's pollen specialist bee lists), Zenodo, CC BY 4.0
2BirdsRecorded genus food-resource interactions; not a state feeding claim

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

  • Agelaius phoeniceusRed-winged Blackbird
  • Callipepla californicaCalifornia Quail
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

Growing and identification

Plant details

Family
Fabaceae
Flower color
Blue
Growth rate
Rapid
Growth habit
Several stems
Foliage color
Yellow-green
Fruit begins
Spring
Fruit ends
Summer

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

Growing sources and scope
Also known as

Rough Pea; Singletary Pea

Conservation status

Arkansas rankSNA
Global rankGNR
AR statusNot verified
Federal statusNot verified

Conservation source Global and federal source

Sources