Largeleaf Pondweed
Potamogeton amplifolius
In the Carolinas and Georgia, found in ponds, lakes, sluggish streams, freshwater tidal guts, rivers. 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 94%
- Height
- 6 inches–4 feet
- Light
- Full sun
- Soil moisture
- Standing water
No photograph yet. Looking for an old drawing…
At a glance
- Life cycle
- Perennial
- Bloom
- June to September
- Fruiting season
- Summer to fall
Not yet recorded · Spread · Leaves
Recorded in 6 Arkansas counties.
Natural habitats
Places it grows wild. Not a planting requirement. Each habitat page lists the plants and wildlife also found there.
Still water and its edges: ponds, lakes, millponds and reservoirs.
Streams, rivers and their banks
Flowing water and its banks, bars and rocky shoals.
Also found with this plant
Wildlife whose habitat models include habitats this plant grows in, in Arkansas. Shared habitat, not food. 27 animals.
Widespread birds also seen here (61)
Found in many habitats here, so not listed above.
- Alder Flycatcher
- American Goldfinch
- American Redstart
- American Robin
- Bald Eagle
- Belted Kingfisher
- Black-and-White Warbler
- Black-crowned Night-heron
- Blue Grosbeak
- Blue Jay
- Blue-gray Gnatcatcher
- Brown Creeper
- Canada Goose
- Cedar Waxwing
- Chimney Swift
- Cliff Swallow
- Common Nighthawk
- Common Yellowthroat
- Cooper's Hawk
- Double-crested Cormorant
- Downy Woodpecker
- Eastern Kingbird
- Eastern Screech-owl
- Eurasian Collared-dove
- European Starling
- Golden-crowned Kinglet
- Gray Catbird
- Great Horned Owl
- Hairy Woodpecker
- Harris's Sparrow
- Hooded Merganser
- Lincoln's Sparrow
- Mallard
- Mississippi Kite
- Mourning Dove
- Northern Cardinal
- Northern Flicker
- Northern Mockingbird
- Orange-crowned Warbler
- Osprey
- Pine Siskin
- Purple Finch
- Red-headed Woodpecker
- Red-tailed Hawk
- Red-winged Blackbird
- Ruby-crowned Kinglet
- Rusty Blackbird
- Sharp-shinned Hawk
- Song Sparrow
- Spotted Sandpiper
- Tree Swallow
- Tufted Titmouse
- Turkey Vulture
- White-breasted Nuthatch
- White-throated Sparrow
- Wood Thrush
- Yellow-bellied Sapsucker
- Yellow-billed Cuckoo
- Yellow-breasted Chat
- Yellow-crowned Night-heron
- Yellow-rumped Warbler
Who uses this plant?
6CaterpillarsGenus host records with ranges including AR
Genus host records with ranges including AR · Potamogeton
- Elophila gyralisWaterlily Borer Moth
- Elophila icciusalisPondside Pyralid, Pondside Crambid
- Elophila obliteralisWaterlily Leafcutter Moth
- Parapoynx allionealisWatermilfoil Leafcutter, Bladderwort Casemaker
- Parapoynx badiusalisChestnut-Marked Pondweed Moth
- Parapoynx obscuralisObscure Pondweed Moth
0BeesSoutheastern regional records
0Specialist beesPollen specialists
14BirdsRecorded eating Potamogeton in Arkansas
Diet records by plant genus, from studies across North America. Not a record from this state. Birds whose range includes Arkansas, most records first.
- American CootSeeds. 10 diet records
- MallardSeeds and leaves. 9 diet records
- Lesser ScaupSeeds and leaves. 5 diet records
- Ring-necked DuckSeeds. 5 diet records
- RedheadFlowers and leaves. 3 diet records
- Northern ShovelerLeaves and seeds. 3 diet records
- Wood DuckLeaves. 3 diet records
- CanvasbackSeeds. 2 diet records
- SoraLeaves. 2 diet records
- American Wigeon1 diet record
Show all 14
- Common GoldeneyeSeeds. 1 diet record
- GadwallLeaves. 1 diet record
- Northern PintailRoots. 1 diet record
- Ruddy DuckSeeds. 1 diet record
Direct food only. Caterpillars on host plants also feed nesting birds. NC Native Plant Society: butterfly gardening
No records yet · Ants · Beetles · Flies · Adult butterflies / moths · Other wasps · Other insects
Birds that eat Potamogeton 14
Diet records by plant genus, from studies across North America. Not a record from this state. Avian Diet Database (Hurlbert Lab), CC0 1.0.
- American CootFulica americana
- MallardAnas platyrhynchos
- Lesser ScaupAythya affinis
- Ring-necked DuckAythya collaris
- RedheadAythya americana
- Northern ShovelerAnas clypeata
- Wood DuckAix sponsa
- CanvasbackAythya valisineria
- SoraPorzana carolina
- American WigeonAnas americana
- Common GoldeneyeBucephala clangula
- GadwallAnas strepera
- Northern PintailAnas acuta
- Ruddy DuckOxyura jamaicensis
Plant details
- Family
- Potamogetonaceae
- Flower color
- Green
- Growth rate
- Rapid
- Growth habit
- Spreads by rhizomes
- Foliage color
- Green
- Fruit begins
- Summer
- Fruit ends
- Fall
Safety has not been reviewed for this plant; check toxicity and thorns before planting.
Growing sources and scope
- Bloom · “June to September” · Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition (ranked first; USDA PLANTS differs) · Carolinas and Georgia
- Flower color · “Green” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
- Foliage color · “Green” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
- Fruit begins · “Summer” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
- Fruit ends · “Fall” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
- Growth habit · “Spreads by rhizomes” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
- Growth rate · “Rapid” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
- Height · “6 inches–4 feet” · Minnesota Wildflowers
- Life cycle · “Perennial” · Minnesota Wildflowers
- Light · “Full sun (documented habitat)” · Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition · Carolinas and Georgia
- primary_flower_color · “green” · USDA PLANTS
- Soil · “Water (documented habitat)” · Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition · Carolinas and Georgia
Also known as
Big Leaf Pond Weed
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.
Growing cautions
- Spreads by rhizomes. USDA PLANTS lists its growth form as rhizomatous. USDA PLANTS
For planning only; these do not change the score or Fit.
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