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Green Needlegrass
Nassella viridula
  
1 Nurseries Carry This Plant

About Green Needlegrass (Nassella viridula) 1 Nurseries Carry This Plant Nassella viridula is a species of grass known by the common name green needlegrass. It is native to North America, where it is widespread in western Canada and the western and central United States. It is introduced in parts of eastern North America. This grass forms tufts of stems up to about 1. 2 meters tall. It grows from a fibrous root network which may penetrate over 1. 5 meters deep in the soil. The leaves are mostly basal. Each is up to 30 centimeters long and tapers to a threadlike tip. The spikelets have awns reaching nearly 4 centimeters long, each bent twice. The plant reproduces via seed and by tillering. The seeds may be dormant for a period of time and may require stratification to germinate.
Plant Description
Plant Type
Plant Type
Grasses

Size
Size
2.5 - 6.6 ft tall

Form
Form
Upright

Growth Rate
Growth Rate
Fast

Flower Color
Flower Color
Yellow

Flowering Season
Flowering Season
Spring

Landscaping Information
Nurseries
Nurseries
Carried by 1

Soil Description
Soil Description
Prefers loamy or clay soils. Grows poorly in sandy soils.

Natural Setting

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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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