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Carex subfusca
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Rusty Slender Sedge
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Carex subfusca

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About Rusty Slender Sedge (Carex subfusca) Rusty Slender Sedge (Carex subfusca) is a native grass that grows in northern, southern and central California. It tends to grow in moist, open places, at elevations from 0-3000 feet. Like other wetland plants it will spread to fill any moist area. It will become deciduous in summer dryness.
Plant Description
Plant Type

Max. Height
1 ft (0.3 m)

Growth Rate

Summer Semi-Deciduous, Winter Deciduous

Flower Color

Native Status

Natural Setting
Site Type
Seasonally wet meadows, seeps, creeks


Elevation ?
23' - 14083'

Annual Precip. ?
9.1" - 133.4"

Summer Precip. ?
0.16" - 4.42"

Coldest Month ?
14.9° F - 54.1° F

Hottest Month ?
36.3° F - 80.7° F

Humidity ?
0.37 vpd - 28.87 vpd

Soil Description
Tolerates a variety of soils as long as adequate moisture is provided

Soil PH
5.0 - 8.0


Cold Tolerance(° F)
Tolerates cold to -15° F

Companion Plants
Use with other wetland plants such as Stream Orchid, Leopard Lily, Seep Monkeyflower, Scarlet Monkeyflower, Hedge Nettle, various Rushes and Sedges

Landscaping Information
Ease of Care
Moderately Easy

Water Requirement ?
Low, Moderate - High
Extremely Low
Very Low
Moderate - High

Seldom Used

Max. Summer Water ?
1/week, Keep moist
No Summer Water
Keep moist

Other Names
Common Names
Brown Sedge

Sources include: Wikipedia. All text shown in the "About" section of these pages is available under the Creative Commons Attribution-ShareAlike License. Plant observation data provided by the participants of the California Consortia of Herbaria, Sunset information provided by Jepson Flora Project. Propogation from seed information provided by the Santa Barbara Botanical Garden from "Seed Propagation of Native California Plants" by Dara E. Emery. Sources of plant photos include CalPhotos, Wikimedia Commons, and independent plant photographers who have agreed to share their images with Calscape. Other general sources of information include Calflora, CNPS Manual of Vegetation Online, Jepson Flora Project, Las Pilitas, Theodore Payne, Tree of Life, The Xerces Society, and information provided by CNPS volunteer editors, with special thanks to Don Rideout. Climate data used in creation of plant range maps is from PRISM Climate Group, Oregon State University, using 30 year (1981-2010) annual "normals" at an 800 meter spatial resolution.

Links:   Jepson eFlora Taxon Page  CalPhotos  Wikipedia  Calflora

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