Index / Search / Alopecurus geniculatus

§1 Plant

Alopecurus geniculatus L.

vernacular water foxtail — species · Poaceae


USDA
ALGE2
GBIF
5290090
Rank
species
water foxtail (Alopecurus geniculatus)
Platephotograph · no rights reservedCC0 · public domain source · iNaturalist ↗

§2Habit & range

Habit and range

Growth habit
Graminoid
Duration
Perennial
Group
Monocot
Family
Poaceae Barnhart
Genus
Alopecurus
§2a

Native status, by region

  • AK Alaska Introduced
  • CAN Canada Introduced
  • GL Greenland Introduced
  • L48 Lower 48 States Introduced
  • SPM St. Pierre & Miquelon Introduced
§2b

County-level range

· 3 counties across 2 states/territories
Legend Native · 0 Introduced · 3 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
None
Salinity
None
Anaerobic
High
CaCO₃
Low
Hedging
None
§3b

Climate & soil

Cold tolerance
-43 °F minimum
Frost-free days
100 min.
Precipitation
20–45 in/yr
pH range
4–7.5
Root depth
12 in min.
Fertility need
Low
Soil texture
coarse, medium, fine
§3c

Form & growth

Growth form
Stoloniferous
Growth rate
Moderate
Lifespan
Short
Mature height
2 ft
Foliage texture
Fine
Foliage colour
Green
Porosity (summer)
Porous
Porosity (winter)
Porous
Flower colour
Green
Fruit colour
Yellow
Fire resistant
No
N fixation
None
Toxicity
None
§3d

Reproduction

Bloom period
Summer
Seed abundance
Medium
Seed begins
Summer
Seed ends
Fall
Spread rate
Slow
Stratify
No
Seeds / lb
560,000
Propagation
seed, sprigs
§3e

Use & availability

Commercial availability
Routinely Available
Nursery stock
No
Browse palatability
Medium
Graze palatability
Medium
Palatable, human
No
Lumber
No
Christmas tree
No

§4Counties, by state

Recorded in 3 counties across 2 states/territories.


§5Sources & provenance

USDA PLANTS

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

plants.usda.gov/ALGE2 ↗

GBIF Backbone

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

gbif.org/species/5290090 ↗

Record version

Cached and built locally. Source version on this record:

usda-plants-mt-2026-05-25

fetched 2026-05-25T18:27:19Z