Southern Jointweed
Polygonella americana
In the Carolinas and Georgia, found in longleaf pine sandhills, other dry woodlands, glades, and barrens with sandy or rocky soil. Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition What its natural habitat tells you
Native to Arkansas. How scores work Is it native here?
Profile 76%
- Height
- 18–30 inches
- Light
- Full to part sun
- Soil moisture
- Dry
At a glance
- Life cycle
- Perennial
- Bloom
- June to October
- Fruiting season
- August to November
Not yet recorded · Spread · Leaves
Recorded in 11 Arkansas counties.
Natural habitats
Places it grows wild. Not a planting requirement. Each habitat page lists the plants and wildlife also found there.
Forests and open woodlands on dry ridges and slopes, often oak or pine.
Also found with this plant
Wildlife whose habitat models include habitats this plant grows in, in Arkansas. Shared habitat, not food. 70 animals.
- Red-tailed HawkButeo jamaicensis
- Red-winged BlackbirdAgelaius phoeniceus
- Ruby-crowned KingletRegulus calendula
- Ruby-throated HummingbirdArchilochus colubris
- Rusty BlackbirdEuphagus carolinus
- Sharp-shinned HawkAccipiter striatus
- Summer TanagerPiranga rubra
- Swainson's WarblerLimnothlypis swainsonii
- Tree SwallowTachycineta bicolor
- Tufted TitmouseBaeolophus bicolor
- Turkey VultureCathartes aura
- White-breasted NuthatchSitta carolinensis
- White-crowned SparrowZonotrichia leucophrys
- White-throated SparrowZonotrichia albicollis
- Wild TurkeyMeleagris gallopavo
- Wilson's WarblerWilsonia pusilla
- Wood DuckAix sponsa
- Yellow-bellied SapsuckerSphyrapicus varius
- Yellow-billed CuckooCoccyzus americanus
- Yellow-breasted ChatIcteria virens
- Yellow-crowned Night-heronNyctanassa violacea
- Yellow-rumped WarblerDendroica coronata
Who uses this plant?
0CaterpillarsGenus host records with ranges including AR
0BeesSoutheastern regional records
0Specialist beesPollen specialists
—BirdsRecorded genus food-resource interactions; not a state feeding claimNo records yet · Ants · Beetles · Flies · Adult butterflies / moths · Other wasps · Other insects
Plant details
- Family
- Polygonaceae
- Flower color
- White or pink
- Fruit begins
- August
- Fruit ends
- November
Safety has not been reviewed for this plant; check toxicity and thorns before planting.
Growing sources and scope
- Bloom · “June to October” · Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition · Carolinas and Georgia
- Flower color · “White or pink” · Lady Bird Johnson Wildflower Center
- Fruit begins · “August” · Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition · Carolinas and Georgia
- Fruit ends · “November” · Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition · Carolinas and Georgia
- Height · “18–30 inches” · Tennessee Smart Yards (ranked first; Lady Bird Johnson Wildflower Center differs) · Published Tennessee growing guidance; exact cached scientific heading
- Life cycle · “Perennial” · Lady Bird Johnson Wildflower Center
- Light · “Full to part sun” · Tennessee Smart Yards · Published Tennessee growing guidance; exact cached scientific heading
- Soil · “dry” · Tennessee Smart Yards · Published Tennessee growing guidance; exact cached scientific heading
Also known as
Jointweed
Conservation status
| Arkansas rank | SNR |
|---|---|
| Global rank | G5 |
| AR status | Not verified |
| Federal status | Not verified |
Will it fit your yard?
Check this plant against your county, sun and soil moisture. Conditions are checked in your browser.
Sources
- Atlas of the Vascular Plants of Arkansas (2013)
- USDA PLANTS
- Vascular Plants of North Carolina (NC Natural Heritage Program)
- Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition
- Arkansas 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