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Index / Search / Potamogeton crispus

§1 Plant

Potamogeton crispus L.

vernacular curly pondweed — species · Potamogetonaceae

USDA
POCR3
GBIF
5301162
Rank
species
curly pondweed (Potamogeton crispus)
Platephotograph · gwynmwilliamsCC BY 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 Introduced
  • L48 Lower 48 States Introduced
§2b

County-level range

· 402 counties across 31 states/territories
Legend Native · 0 Introduced · 402 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
Salinity
High
Anaerobic
High
CaCO₃
Low
Hedging
None
§3b

Climate & soil

Cold tolerance
-33 °F minimum
Frost-free days
100 min.
Precipitation
12–55 in/yr
pH range
6.4–8.5
Root depth
0 in min.
Fertility need
Medium
§3c

Form & growth

Growth form
Single Crown
Growth rate
Rapid
Lifespan
Short
Foliage texture
Fine
Foliage colour
Red
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 Spring
Seed abundance
Medium
Seed begins
Spring
Seed ends
Summer
Spread rate
Moderate
Stratify
No
Propagation
seed, bare root, sprigs
§3e

Use & availability

Commercial availability
No Known Source
Nursery stock
No
Palatable, human
No
Lumber
No
Christmas tree
No

§4Counties, by state

Recorded in 402 counties across 31 states/territories.

Alabama view state ↗ 7 I ▾
Arizona view state ↗ 2 I ▾
Arkansas view state ↗ 1 I ▾
Delaware view state ↗ 1 I ▾
District of Columbia view state ↗ 1 I ▾
Florida view state ↗ 1 I ▾
Georgia view state ↗ 4 I ▾
Illinois view state ↗ 42 I ▾
Indiana view state ↗ 9 I ▾
Iowa view state ↗ 4 I ▾
Kansas view state ↗ 17 I ▾
Kentucky view state ↗ 14 I ▾
Louisiana view state ↗ 4 I ▾
Maine view state ↗ 1 I ▾
Massachusetts view state ↗ 9 I ▾
Michigan view state ↗ 24 I ▾
Minnesota view state ↗ 24 I ▾
Missouri view state ↗ 16 I ▾
Montana view state ↗ 2 I ▾
Nebraska view state ↗ 6 I ▾
New Jersey view state ↗ 13 I ▾
New York view state ↗ 46 I ▾
North Carolina view state ↗ 3 I ▾
Ohio view state ↗ 13 I ▾
Pennsylvania view state ↗ 38 I ▾
South Dakota view state ↗ 1 I ▾
Tennessee view state ↗ 16 I ▾
Vermont view state ↗ 7 I ▾
Virginia view state ↗ 25 I ▾
West Virginia view state ↗ 8 I ▾
Wisconsin view state ↗ 43 I ▾

§5Sources & provenance

USDA PLANTS

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

plants.usda.gov/POCR3 ↗

GBIF Backbone

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

gbif.org/species/5301162 ↗

Record version

Cached and built locally. Source version on this record:

usda-plants-mt-2026-05-26

fetched 2026-05-26T08:39:52Z