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Blackeyed Susan

Rudbeckia hirta var. pulcherrima

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

73
Strong

Native to Louisiana (estimated). How scores work Is it native here?

Profile 88%

Height
Up to about 3 feet
Light
Full sun
Soil moisture
Dry to moist
Will it fit your yard?

At a glance

Life cycle
Annual, biennial or perennial
Bloom
May to July

Not yet recorded · Spread · Leaves

Recorded in 12 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

15CaterpillarsGenus host records with ranges including LA

Genus host records with ranges including LA · Rudbeckia

  • Chlosyne nycteisSilvery Checkerspot
  • Acharia stimuleaSaddleback Caterpillar Moth
  • Adaina ambrosiaeAmbrosia Plume Moth, Ragweed Plume Moth
  • Archips griseaGray Archips
  • Chlorochlamys chloroleucariaBlackberry Looper Moth
  • Epiblema tripartitanaThree-Parted Epiblema
  • Eupithecia miserulataCommon Eupithacia, Common Pug
  • Homoeosoma electellaSunflower Moth
  • Papaipema cataphractaBurdock Border, Potato-Stalk Borer
  • Papaipema nebrisStalk Borer
Show all 15
  • Synchlora frondariaSouthern Emerald
  • Vanessa carduiPainted Lady, Cosmopolite
  • Dichomeris costarufoella
  • Isophrictis rudbeckiella
  • Paralobesia rhoifructana
Shropshire & Tallamy 2025, Lepidoptera of North America north of Mexico, ZooKeys 1261 (ODbL)
56BeesSoutheastern regional records

Southeastern regional records · Rudbeckia

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
25Specialist beesPollen specialists

Pollen specialists · Rudbeckia

  • Andrena aliciae
  • Andrena asteris
  • Andrena rudbeckiae
  • Diadasia enavata
  • Dieunomia bolliana
  • Dieunomia heteropoda
  • Megachile inimica
  • Megachile parallela
  • Megachile pugnata
  • Megachile xylocopoides
Show all 25
  • Melissodes bidentis
  • Melissodes boltoniae
  • Melissodes coreopsis
  • Melissodes denticulatus
  • Melissodes dentiventris
  • Melissodes desponsus
  • Melissodes druriellus
  • Melissodes illatus
  • Melissodes subillatus
  • Melissodes trinodis
  • Melissodes wheeleri
  • Paranthidium jugatorium
  • Perdita octomaculata
  • Protandrena albitarsis
  • Protandrena andrenoides
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
—BirdsRecorded genus food-resource interactions; not a state feeding claim

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

Growing and identification

Plant details

Family
Asteraceae
Flower color
Yellow

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

Growing sources and scope

Conservation status

Louisiana rankSNR
Global rankG5T5
LA statusNot verified
Federal statusNot verified

Conservation source Global and federal source

In your garden

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Sources