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Douglas' Sedge
Carex douglasii
  
0 Nurseries Carry This Plant

About Douglas' Sedge (Carex douglasii) 0 Nurseries Carry This Plant Carex douglasii is a species of sedge known by the common name Douglas' sedge. It is native to much of western North America, including the western Canadian provinces, the western United States, and Baja California. It grows in dry, wet, and seasonally moist habitat, from prairie and grassland to marshes. It is tolerant of sandy and alkaline substrates. This sedge produces triangular stems up to about 40 centimeters high from thin rhizomes. The leaves are thick but narrow and sometimes rolled. The plant is dioecious, with male and female flowers occurring on different individuals. The pistillate flower cluster is distinctive, with female flowers bearing long, protruding, persistent stigmas that tangle together into a wide mass.
Plant Description
Plant Type
Plant Type
Grasses

Size
Size
0.8 - 1.5 ft tall

Form
Form
Upright

Growth Rate
Growth Rate
Slow

Flower Color
Flower Color
Green

Flowering Season
Flowering Season
Spring

Wildlife Supported
 


 
Butterflies & moths hosted ( 7 likely * ) SHOW ALL
*
Poanes melane Image
Umber Skipper Poanes melanePoanes melane
*
Coenonympha tullia Image
Common Ringlet Coenonympha tulliaCoenonympha tullia
*
Euphyes vestris Image
Dun Skipper Euphyes vestrisEuphyes vestris
*
Syngrapha ignea Image
Mountain Beauty Moth Syngrapha igneaSyngrapha ignea
*
Helotropha reniformis Image
American Crescent Borer Helotropha reniformisHelotropha reniformis
*
Dargida procinctus Image
Olive Green Cutworm Moth Dargida procinctusDargida procinctus
*
Mythimna oxygala Image
Lesser Wainscot Mythimna oxygalaMythimna oxygala

Landscaping Information
Sun
Sun
Full Sun

Soil Drainage
Soil Drainage
Fast

Soil Description
Soil Description
Adaptable, tolerant of sand, loam and clay

Natural Setting
Site Type
Site Type
Spring-moist sandy, gravelly or alkaline places

Climate
Climate
Annual Precipitation: 5.2" - 72.2", Summer Precipitation: 0.20" - 2.82", Coldest Month: 17.4" - 50.4", Hottest Month: 36.3" - 78.3", Humidity: 0.52" - 30.15", Elevation: 36" - 14083"

Alternative Names
Common Names: Douglas Sedge


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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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