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Sun Spurge

Euphorbia helioscopia

In the Carolinas and Georgia, found in disturbed areas, roadsides, cultivated ground. 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 Louisiana. How scores work Is it native here?

Profile 59%

Light
Full sun
Soil moisture
Dry to wet

At a glance

Bloom
March to June

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 10 Louisiana parishes.

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

13CaterpillarsGenus host records with ranges including LA

Genus host records with ranges including LA · Euphorbia

  • Automeris ioIo Moth
  • Episimus argutanaSumac Leaftier
  • Erinnyis alopeAlope Sphinx
  • Erinnyis obscuraObscure Sphinx
  • Eudryas unioPearly Wood-Nymph
  • Eutrapela clematariaCurved-Tooth Geometer, Purplish Brown Looper
  • Hypercompe scriboniaGiant Leopard Moth, Great Leopard Moth
  • Lobocleta plemyrariaStraight-Lined Wave
  • Melanochroia chephiseWhite-Tipped Black Moth, Snowbush Spanworm
  • Pygarctia abdominalisYellow-Edged Pygarctia
Show all 13
  • Pygarctia spragueiSprague's Pygarctia Moth
  • Sparganothis sulfureanaSparganothis Fruitworm Moth, Sulfur Leafroller, False Yellow-Head
  • Ethelgoda texanana
Shropshire & Tallamy 2025, Lepidoptera of North America north of Mexico, ZooKeys 1261 (ODbL)
—BeesSoutheastern regional records
—Specialist beesPollen specialists
10BirdsRecorded eating Euphorbia in Louisiana

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

Birds that eat Euphorbia 10

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
Euphorbiaceae

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

Growing sources and scope
Also known as

Madwomans Milk; Summer Spurge; Wartweed

Conservation status

Louisiana rankSNA
Global rankG5
LA statusNot verified
Federal statusNot verified

Conservation source Global and federal source

Native alternatives

Find natives for your garden

Sources