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Index / Search / Potamogeton nodosus

§1 Plant

Potamogeton nodosus Poir.

vernacular longleaf pondweed — species · Potamogetonaceae

USDA
PONO2
GBIF
5301233
Rank
species
longleaf pondweed (Potamogeton nodosus)
Platephotograph · abelkinserCC BY-NC source · iNaturalist ↗

§2Habit & range

Habit and range

Growth habit
Forb/herb
Duration
Perennial
Group
Monocot
Family
Potamogetonaceae Bercht. & J. Presl
Genus
Potamogeton
§2a

Native status, by region

  • CAN Canada Native
  • HI Hawaii Native
  • L48 Lower 48 States Native
  • PR Puerto Rico Native
§2b

County-level range

· 801 counties across 38 states/territories
Legend Native · 801 Introduced · 0 Both · 0 Hover a county for detail.

§3Cultivation specs · USDA

Recorded by the USDA Plant Materials Program.

§3a

Tolerances

Drought
None
Shade
High
Moisture use
High
Fire
High
Salinity
None
Anaerobic
High
CaCO₃
Low
Hedging
None
§3b

Climate & soil

Cold tolerance
-38 °F minimum
Frost-free days
90 min.
Precipitation
12–55 in/yr
pH range
5.8–7
Root depth
0 in min.
Fertility need
Medium
§3c

Form & growth

Growth form
Rhizomatous
Growth rate
Rapid
Lifespan
Short
Foliage texture
Fine
Foliage colour
Green
Porosity (summer)
Porous
Porosity (winter)
Porous
Flower colour
Green
Fruit colour
Brown
Fire resistant
No
N fixation
None
Toxicity
None
§3d

Reproduction

Bloom period
Mid Summer
Seed abundance
Low
Seed begins
Summer
Seed ends
Summer
Spread rate
Slow
Stratify
No
Propagation
seed, bare root, sprigs
§3e

Use & availability

Commercial availability
Routinely Available
Nursery stock
No
Palatable, human
No
Lumber
No
Christmas tree
No

§4Counties, by state

Recorded in 801 counties across 38 states/territories.

Alabama view state ↗ 11 N ▾
Arizona view state ↗ 5 N ▾
Arkansas view state ↗ 17 N ▾
Colorado view state ↗ 8 N ▾
Delaware view state ↗ 1 N ▾
District of Columbia view state ↗ 1 N ▾
Florida view state ↗ 2 N ▾
Georgia view state ↗ 5 N ▾
Illinois view state ↗ 73 N ▾
Indiana view state ↗ 30 N ▾
Iowa view state ↗ 15 N ▾
Kansas view state ↗ 48 N ▾
Kentucky view state ↗ 40 N ▾
Louisiana view state ↗ 23 N ▾
Maine view state ↗ 9 N ▾
Massachusetts view state ↗ 8 N ▾
Michigan view state ↗ 25 N ▾
Minnesota view state ↗ 32 N ▾
Mississippi view state ↗ 7 N ▾
Missouri view state ↗ 53 N ▾
Nebraska view state ↗ 28 N ▾
New Hampshire view state ↗ 5 N ▾
New Jersey view state ↗ 9 N ▾
New Mexico view state ↗ 6 N ▾
New York view state ↗ 36 N ▾
North Carolina view state ↗ 5 N ▾
North Dakota view state ↗ 6 N ▾
Ohio view state ↗ 25 N ▾
Oklahoma view state ↗ 13 N ▾
Pennsylvania view state ↗ 38 N ▾
South Carolina view state ↗ 1 N ▾
South Dakota view state ↗ 14 N ▾
Tennessee view state ↗ 20 N ▾
Texas view state ↗ 85 N ▾
Vermont view state ↗ 8 N ▾
Virginia view state ↗ 27 N ▾
West Virginia view state ↗ 15 N ▾
Wisconsin view state ↗ 47 N ▾

§5Sources & provenance

USDA PLANTS

Symbol, taxonomy, distribution, cultivation specs, native status. Public domain.

plants.usda.gov/PONO2 ↗

GBIF Backbone

Canonical taxonomic identity, synonym resolution, cross-refs. CC0.

gbif.org/species/5301233 ↗

Record version

Cached and built locally. Source version on this record:

usda-plants-mt-2026-05-26

fetched 2026-05-26T10:50:45Z