Photographs are not available yet.
Ecological relationships
Who uses this plant?
3CaterpillarsGenus host records with ranges including SC
Genus host records with ranges including SC · Silphium
- Eucosma giganteanaGiant Eucosma
- Papaipema baptisiaeWild Indigo Borer, Indigo Stem Borer
- Papaipema nebrisStalk Borer
36BeesSoutheastern regional records
Southeastern regional records · Silphium
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
7Specialist beesPollen specialists
Pollen specialists · Silphium
- Dianthidium curvatum
- Dieunomia heteropoda
- Megachile parallela
- Melissodes dentiventris
- Melissodes vernoniae
- Melissodes wheeleri
- Paranthidium jugatorium
—BirdsRecorded genus food-resource interactions; not a state feeding claimFlies 1
- Systoechus vulgaris
Flower visits · Carlinville, Illinois, USA
Other wasps 1
- Sphex procera
Flower visits · Carlinville, Illinois, USA
No records yet · Ants · Beetles · Adult butterflies / moths · Other insects
Growing and identification
Plant details
- Family
- Asteraceae
- Hardiness
- Zones 4a–8b
- Flower color
- Yellow
Safety has not been reviewed for this plant; check toxicity and thorns before planting.
Growing sources and scope
- Bloom · “July to September” · Prairie Moon 2026 Cultural Guide · Nursery cultural guide; height in flower; moisture categories retained as printed
- Flower color · “Yellow” · NC Extension Plant Toolbox
- Hardiness · “Zones 4a–8b” · NC Extension Plant Toolbox
- Height · “4–10 feet” · NC Extension Plant Toolbox
- Leaves · “Deciduous” · NC Extension Plant Toolbox
- Life cycle · “Perennial” · Minnesota Wildflowers
- Light · “Full sun (6 or more hours of direct sunlight a day)” · NC Extension Plant Toolbox
- Soil · “Moist; Occasionally dry” · NC Extension Plant Toolbox
- Spread · “1–3 feet” · NC Extension Plant Toolbox
Conservation status
| South Carolina rank | Not available |
|---|---|
| Global rank | G4G5 |
| SC status | Not verified |
| Federal status | Not verified |
In your garden
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Sources
- usda
- nc_flora
- South Carolina occurrence source
- Shropshire & Tallamy 2025, Lepidoptera of North America north of Mexico, ZooKeys 1261 (ODbL)
- Noori, Seltmann & Orr 2026, A curated and integrated dataset for exploring global bee-plant interactions (GloBI), Zenodo, CC BY 4.0
- 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
- Hurlbert, Olsen, Sawyer & Winner 2021, Avian Diet Database, Scientific Data 8: 260 (CC0)
- Narango, Tallamy & Shropshire 2020, Few keystone plant genera support the majority of Lepidoptera species, Nature Communications