Index / Search / Callitriche palustris

§1 Plant

Callitriche palustris L.

vernacular vernal water-starwort — species · Callitrichaceae


USDA
CAPA52
GBIF
5372484
Rank
species
vernal water-starwort (Callitriche palustris)
Platephotograph · Ксения ДудоваCC BY-NC source · iNaturalist ↗

§2Habit & range

Habit and range

Growth habit
Forb/herb
Duration
Perennial
Group
Dicot
Family
Callitrichaceae Link.
Genus
Callitriche
§2a

Native status, by region

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

County-level range

· 198 counties across 14 states/territories
Legend Native · 198 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
Medium
Fire
High
Salinity
None
Anaerobic
High
CaCO₃
Medium
Hedging
None
§3b

Climate & soil

Cold tolerance
-33 °F minimum
Frost-free days
90 min.
Precipitation
32–55 in/yr
pH range
5.2–6.8
Root depth
8 in min.
Fertility need
Medium
Soil texture
coarse, medium, fine
§3c

Form & growth

Growth form
Single Crown
Growth rate
Rapid
Lifespan
Short
Mature height
0.8 ft
Foliage texture
Fine
Foliage colour
Green
Porosity (summer)
Porous
Porosity (winter)
Porous
Flower colour
Green
Fruit colour
Green
Fire resistant
Yes
N fixation
None
Toxicity
None
§3d

Reproduction

Bloom period
Spring
Seed abundance
Low
Seed begins
Summer
Seed ends
Fall
Spread rate
Moderate
Stratify
No
Seeds / lb
1,000,000
Propagation
seed, 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 198 counties across 14 states/territories.

Alaska view state ↗ 22 N
Arizona view state ↗ 5 N
Delaware view state ↗ 1 N
Maine view state ↗ 16 N
Massachusetts view state ↗ 10 N
Montana view state ↗ 12 N
New Hampshire view state ↗ 7 N
New Jersey view state ↗ 11 N
New York view state ↗ 35 N
Pennsylvania view state ↗ 41 N
Rhode Island view state ↗ 2 N
Vermont view state ↗ 13 N
Virginia view state ↗ 10 N
West Virginia view state ↗ 13 N

§5Sources & provenance

USDA PLANTS

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

plants.usda.gov/CAPA52 ↗

GBIF Backbone

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

gbif.org/species/5372484 ↗

Record version

Cached and built locally. Source version on this record:

usda-plants-mt-2026-05-26

fetched 2026-05-26T05:06:36Z