Index / Search / Eriophorum gracile
§1 Plant
Eriophorum gracile W.D.J. Koch
vernacular slender cottongrass — species · Cyperaceae
§2Habit & range
Habit and range
- Growth habit
- Graminoid
- Duration
- Perennial
- Group
- Monocot
- Family
- Cyperaceae Juss.
- Genus
- Eriophorum
§2a
Native status, by region
- AK Alaska Native
- CAN Canada Native
- L48 Lower 48 States Native
- SPM St. Pierre & Miquelon Native
§2b
County-level range
· 186 counties across 21 states/territories§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
- -43 °F minimum
- Frost-free days
- 90 min.
- Precipitation
- 24–55 in/yr
- pH range
- 4–6.5
- Root depth
- 10 in min.
- Fertility need
- Medium
- Soil texture
- coarse, medium, fine
§3c
Form & growth
- Growth form
- Rhizomatous
- Growth rate
- Moderate
- Lifespan
- Long
- Mature height
- 1.7 ft
- Foliage texture
- Fine
- Foliage colour
- Green
- Porosity (summer)
- Moderate
- Porosity (winter)
- Porous
- Flower colour
- Yellow
- Fruit colour
- Brown
- Fire resistant
- No
- N fixation
- None
- Toxicity
- None
§3d
Reproduction
- Bloom period
- Early Summer
- Seed abundance
- Medium
- Seed begins
- Summer
- Seed ends
- Fall
- Spread rate
- Slow
- Stratify
- No
- Seeds / lb
- 175,000
- 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 186 counties across 21 states/territories.
Alaska view state ↗ 9 N ▾
Colorado view state ↗ 7 N ▾
Delaware view state ↗ 1 N ▾
Idaho view state ↗ 2 N ▾
Illinois view state ↗ 2 N ▾
Indiana view state ↗ 9 N ▾
Maine view state ↗ 10 N ▾
Maryland view state ↗ 1 N ▾
Massachusetts view state ↗ 9 N ▾
Michigan view state ↗ 23 N ▾
- Alger 26003
- Berrien 26021
- Calhoun 26025
- Charlevoix 26029
- Cheboygan 26031
- Chippewa 26033
- Emmet 26047
- Gogebic 26053
- Grand Traverse 26055
- Gratiot 26057
- Iosco 26069
- Kalamazoo 26077
- Kent 26081
- Keweenaw 26083
- Livingston 26093
- Marquette 26103
- Montmorency 26119
- Muskegon 26121
- Oakland 26125
- Ottawa 26139
- Roscommon 26143
- St. Clair 26147
- Washtenaw 26161
Minnesota view state ↗ 27 N ▾
- Aitkin 27001
- Anoka 27003
- Beltrami 27007
- Blue Earth 27013
- Cass 27021
- Chisago 27025
- Clearwater 27029
- Cook 27031
- Crow Wing 27035
- Douglas 27041
- Hennepin 27053
- Hubbard 27057
- Isanti 27059
- Itasca 27061
- Koochiching 27071
- Lake 27075
- Lake of the Woods 27077
- Le Sueur 27079
- Morrison 27097
- Pine 27115
- Roseau 27135
- Scott 27139
- St. Louis 27137
- Wabasha 27157
- Waseca 27161
- Washington 27163
- Wright 27171
Montana view state ↗ 4 N ▾
Nebraska view state ↗ 2 N ▾
New Hampshire view state ↗ 5 N ▾
New Jersey view state ↗ 9 N ▾
New York view state ↗ 19 N ▾
Ohio view state ↗ 1 N ▾
Pennsylvania view state ↗ 12 N ▾
Rhode Island view state ↗ 1 N ▾
Vermont view state ↗ 5 N ▾
Wisconsin view state ↗ 28 N ▾
- Ashland 55003
- Barron 55005
- Bayfield 55007
- Brown 55009
- Chippewa 55017
- Columbia 55021
- Dane 55025
- Douglas 55031
- Forest 55041
- Jackson 55053
- Jefferson 55055
- Kenosha 55059
- Marquette 55077
- Milwaukee 55079
- Oconto 55083
- Ozaukee 55089
- Portage 55097
- Price 55099
- Rock 55105
- Rusk 55107
- Sawyer 55113
- Taylor 55119
- Vilas 55125
- Walworth 55127
- Washburn 55129
- Waukesha 55133
- Waupaca 55135
- Waushara 55137
§5Sources & provenance
USDA PLANTS
Symbol, taxonomy, distribution, cultivation specs, native status. Public domain.
plants.usda.gov/ERGR8 ↗GBIF Backbone
Canonical taxonomic identity, synonym resolution, cross-refs. CC0.
gbif.org/species/2730137 ↗Record version
Cached and built locally. Source version on this record:
usda-plants-mt-2026-05-26
fetched 2026-05-26T12:30:10Z