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San Diego County Needle Grass
Stipa diegoensis
  
1 Nurseries Carry This Plant

About San Diego County Needle Grass (Stipa diegoensis) 1 Nurseries Carry This Plant Achnatherum diegoense is a species of grass known by the common name San Diego needlegrass. It is native to southern California, where it is known from San Diego and Ventura Counties and the Channel Islands, and Baja California. It is a resident of chaparral and coastal sage scrub ecosystems below 350 feet in elevation, especially near streams. This is a bunching perennial grass reaching heights between 110 and 140 centimeters. The flower cluster is up to about 25 centimeters long. The hairy spikelet is about a centimeter long not counting the long awn, which can be up to 5 centimeters long and has two distinct kinks.
Plant Description
Plant Type
Plant Type
Grasses

Size
Size
3.6 - 5 ft tall

Flower Color
Flower Color
Brown

Wildlife Supported
 


 
Butterflies & moths hosted ( 2 likely * ) SHOW ALL
*
Hesperia juba Image
Juba Skipper Hesperia jubaHesperia juba
*
Coenonympha tullia Image
Common Ringlet Coenonympha tulliaCoenonympha tullia

Landscaping Information
Sun
Sun
Full Sun

Nurseries
Nurseries
Carried by 1

Natural Setting
Site Type
Site Type
Rocky soil, often near water sources

Climate
Climate
Annual Precipitation: 9.2" - 18.9", Summer Precipitation: 0.14" - 1.00", Coldest Month: 44.8" - 55.9", Hottest Month: 64.2" - 77.7", Humidity: 1.22" - 23.38", Elevation: 101" - 2534"

Alternative Names
Common Names: San Diego Needlegrass


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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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