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§1 Plant — species · Cyperaceae

Carex disperma Dewey

vernacular softleaf sedge

USDA
CADI6
GBIF
2723500
Rank
species
softleaf sedge (Carex disperma)
Platephotograph · Samuel Brinker source · iNaturalist ↗

§2Habit & range

Habit and range

Growth habit
Graminoid
Duration
Perennial
Group
Monocot
Family
Cyperaceae Juss.
Genus
Carex
§2a

Native status, by region

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

§3Cultivation specs · USDA

Recorded by the USDA Plant Materials Program.

§3a

Tolerances

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

Climate & soil

Cold tolerance
-38 °F minimum
Frost-free days
80 min.
Precipitation
14–55 in/yr
pH range
4.5–6.5
Root depth
8 in min.
Fertility need
Medium
Soil texture
medium, fine
§3c

Form & growth

Growth form
Stoloniferous
Growth rate
Moderate
Lifespan
Moderate
Mature height
2 ft
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
Late Spring
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
Browse palatability
Medium
Graze palatability
Low
Palatable, human
No
Protein potential
Low
Lumber
No
Christmas tree
No

§4Montana distribution

Recorded in 7 of 56 Montana counties.

§5Sources & provenance

USDA PLANTS

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

plants.usda.gov/CADI6 ↗

GBIF Backbone

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

gbif.org/species/2723500 ↗

Record version

Cached and built locally. Source version on this record:

usda-plants-mt-2026-05-25

fetched 2026-05-25T16:28:53Z