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Carex occidentalis
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Western Sedge
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Carex occidentalis

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About Western Sedge (Carex occidentalis) Carex occidentalis is a species of sedge known by the common name western sedge. It is native to the southwestern United States and parts of the west as far north as Montana. It grows mainly in dry habitat such as woodland and grassland. The plant produces very narrow stems up to about 90 centimeters in maximum height, sometimes with rhizomes. The flower cluster produces a cluster of several rounded flower spikes. The pistillate flowers are covered in scales which are brown with green, three-veined centers.
Plant Description
Plant Type

Max. Height
3 ft (0.9 m)

Flower Color

Native Status
Natural Setting
Site Type
Dry places and meadows

Part Shade

Elevation ?
5405' - 11249'

Annual Precip. ?
17.4" - 86.0"

Summer Precip. ?
1.67" - 2.67"

Coldest Month ?
23.3° F - 41.2° F

Hottest Month ?
44.4° F - 67.2° F

Humidity ?
1.80 vpd - 20.17 vpd

Landscaping Information

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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