Rare or protected plant. Specialist conservation planting; excluded from routine garden suggestions. Plant caution source
Hidden from default planting suggestions. Wildlife value and native status remain unchanged.

Ecological relationships
Who uses this plant?
5CaterpillarsGenus host records with ranges including KY
Genus host records with ranges including KY · Ludwigia
- Elophila gyralisWaterlily Borer Moth
- Eudryas unioPearly Wood-Nymph
- Eumorpha fasciatusBanded Sphinx
- Junonia coeniaCommon Buckeye
- Nematocampa resistariaFilament Bearer, Horned Spanworm Moth
32BeesSoutheastern regional records
Southeastern regional records · Ludwigia
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
4BirdsRecorded genus food-resource interactions; not a state feeding claim
Recorded genus food-resource interactions; not a state feeding claim · Ludwigia
- Aix sponsaWood Duck
- Fulica americanaAmerican Coot
- Gallinula galeataCommon Gallinule
- Porzana carolinaSora
No records yet · Ants · Beetles · Flies · Adult butterflies / moths · Other wasps · Other insects
Growing and identification
Plant details
- Family
- Onagraceae
- Flower color
- Yellow
Growing sources and scope
- Flower color · “Yellow” · Lady Bird Johnson Wildflower Center
- Height · “Up to about 4 feet” · Lady Bird Johnson Wildflower Center
- Life cycle · “Perennial” · Lady Bird Johnson Wildflower Center
- Light · “Partial shade; Full sun (documented habitat)” · FloraQuest: Carolinas, Georgia (Southeastern Flora Team) · Carolinas and Georgia
- primary_flower_color · “yellow” · Lady Bird Johnson Wildflower Center
- Soil · “Moist; Wet (documented habitat)” · FloraQuest: Carolinas, Georgia (Southeastern Flora Team) · Carolinas and Georgia
Also known as
Spindle Root
Conservation status
| Kentucky rank | S1 |
|---|---|
| Global rank | G5 |
| KY status | Not verified |
| Federal status | Not verified |
In your garden
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Sources
- tnky_atlas
- usda
- nc_flora
- 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