Do not plant. Listed invasive in Georgia.
Photographs are not available yet.
Ecological relationships
Who uses this plant?
6CaterpillarsGenus host records with ranges including GA
Genus host records with ranges including GA · Myriophyllum
- Argyrotaenia ivanaIvana Leafroller Moth
- Choristoneura parallelaParallel-Banded Leafroller, Spotted Fireworm Moth
- Elophila obliteralisWaterlily Leafcutter Moth
- Parapoynx allionealisWatermilfoil Leafcutter, Bladderwort Casemaker
- Parapoynx badiusalisChestnut-Marked Pondweed Moth
- Spodoptera latifasciaOrange-Striped Armyworm, Velvet Armyworm Moth
7BirdsRecorded genus food-resource interactions; not a state feeding claim
Recorded genus food-resource interactions; not a state feeding claim · Myriophyllum
- Anas platyrhynchosMallard
- Aythya affinisLesser Scaup
- Aythya collarisRing-necked Duck
- Cygnus olorMute Swan
- Fulica americanaAmerican Coot
- Mareca americanaAmerican Wigeon
- Mareca streperaGadwall
Growing and identification
Plant details
- Family
- Haloragaceae
- Hardiness
- Zones 3a–10b
- Flower color
- Yellow, pink or red
Safety has not been reviewed for this plant; check toxicity and thorns before planting.
Growing sources and scope
- Flower color · “Yellow, pink or red” · NC Extension Plant Toolbox
- Hardiness · “Zones 3a–10b” · NC Extension Plant Toolbox
- Height · “1–9 feet” · Minnesota Wildflowers
- Life cycle · “Perennial” · NC Extension Plant Toolbox
- Light · “Dappled sunlight (shade through upper canopy all day); Deep shade (less than 2 hours to no direct sunlight); Full sun (6 or more hours of direct sunlight a day); Partial shade (direct sunlight only part of the day, 2-6 hours)” · NC Extension Plant Toolbox
- Soil · “Frequent standing water” · NC Extension Plant Toolbox
Also known as
Eurasian Water milfoil; Eurasian Watermilfoil
Conservation status
| Georgia rank | Not available |
|---|---|
| Global rank | GNR |
| GA status | Not verified |
| Federal status | Not verified |
Native alternatives
Find natives for your gardenSources
- tnky_atlas
- usda
- ga_invasive
- Georgia 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