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Western Needlegrass
Stipa occidentalis
About Western Needlegrass (Stipa occidentalis) 0 Nurseries Carry This Plant Western Needlegrass (Achnatherum occidentale) is a native grass that grows in Northern, Southern and Central California, primarily in the Klamath Mountain Range and Peninsular Range regions. It tends to grow in open , at elevations from 4000-11500 feet.
Plant Description
Plant Type
Plant Type

4 ft tall

Flower Color
Flower Color

Wildlife Supported

Butterflies & moths hosted ( 1 confirmed , 3 likely * ) SHOW ALL

Landscaping Information
Full Sun, Part Shade

Common uses
Common uses
Butterfly Gardens

For propagating by seed: No treatment.

Natural Setting
Site Type
Site Type
Open dry places

Annual Precipitation: 4.9" - 115.6", Summer Precipitation: 0.20" - 3.86", Coldest Month: 21.5" - 58.8", Hottest Month: 43.8" - 87.5", Humidity: 0.45" - 24.37", Elevation: 98" - 11717"

Alternative Names
Common Names: Western Stipa

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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