Sandhills Milkvetch

Astragalus michauxii

Native to South Carolina (estimated)

Photographs are not available yet.

Ecological relationships

Who uses this plant?

14CaterpillarsGenus host records with ranges including SC

Genus host records with ranges including SC · Astragalus

Abaeis nicippeSleepy Orange, Sleepy Yellow, Erratic Orange
Cecropterus bathyllusSouthern Cloudywing
Cecropterus pyladesNorthern Cloudywing
Colias eurythemeOrange Sulphur, Alfalfa Butterfly
Colias philodiceClouded Sulphur, Clover Butterfly
Cupido comyntasEastern Tailed-Blue
Dicymolomia julianalisJulia's Dicymolomia
Digrammia eremiataThree-Lined Angle
Epargyreus clarusSilver-Spotted Skipper
Gesta baptisiaeWild Indigo Duskywing, Baptisia Duskywing

Show all 14

Glaucopsyche lygdamusSilvery Blue
Strymon melinusGray Hairstreak
Vanessa carduiPainted Lady, Cosmopolite
Walshia miscecolorellaSweetclover Root Borer Moth

Shropshire & Tallamy 2025, Lepidoptera of North America north of Mexico, ZooKeys 1261 (ODbL)

7BeesSoutheastern regional records

Southeastern regional records · Astragalus

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

1Specialist beesPollen specialists

Pollen specialists · Astragalus

Anthidium clypeodentatum

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

4BirdsRecorded genus food-resource interactions; not a state feeding claim

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

Alectoris chukarChukar
Centrocercus urophasianusGreater Sage-Grouse
Meleagris gallopavoWild Turkey
Ortalis vetulaPlain Chachalaca

Hurlbert, Olsen, Sawyer & Winner 2021, Avian Diet Database, Scientific Data 8: 260 (CC0)

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

Growing and identification

Plant details

Family: Fabaceae
Flower color: White, pink or purple

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

Growing sources and scope

Flower color · “White, pink or purple” · Lady Bird Johnson Wildflower Center
Height · “Up to about 3 feet” · Lady Bird Johnson Wildflower Center
Life cycle · “Perennial” · Lady Bird Johnson Wildflower Center
Light · “Full sun (documented habitat)” · FloraQuest: Carolinas, Georgia (Southeastern Flora Team) · Carolinas and Georgia
Soil · “Dry; Moist (documented habitat)” · FloraQuest: Carolinas, Georgia (Southeastern Flora Team) · Carolinas and Georgia

Conservation status

South Carolina rank	Not available
Global rank	G3
SC status	Not verified
Federal status	Not verified

Conservation source Global and federal source

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Sources