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Agrostis idahoensis
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Idaho Bentgrass
( Agrostis idahoensis )
Agrostis idahoensis
More Photos at CalPhotos
More Info at Jepson eFlora
Calflora
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About Idaho Bentgrass (Agrostis idahoensis)
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Agrostis idahoensis
is a species of grass known by the common name Idaho bent grass. It is native to western North America from Alaska to California to Colorado, where it grows in several habitat types. It is a perennial grass growing in short tufts up to 30 centimeters tall. The leaves are thready and a few centimeters long. The flower cluster is an open, thin array of wispy branches bearing spikelets each a few millimeters long.
Plant Description
Plant Type
Grasses
Size
1 - 1.4 ft tall
Form
Upright
Growth Rate
Moderate
Flower Color
Yellow
Flowering Season
Spring
Wildlife Supported
Butterflies & moths hosted ( 4
likely
* )
SHOW ALL
*
Common Ringlet
Coenonympha tullia
Coenonympha tullia
*
Sandhill Skipper
Polites sabuleti
Polites sabuleti
*
Common Roadside-Skipper
Amblyscirtes vialis
Amblyscirtes vialis
*
Armyworm Moth
Mythimna unipuncta
Mythimna unipuncta
Landscaping Information
Sun
Full Sun, Part Shade
Soil Description
Prefers sandy or loamy soils. Does not grow well in clay soils.
Natural Setting
Site Type
Open meadows
Climate
Annual Precipitation: 5.8" - 125.9", Summer Precipitation: 0.30" - 4.13", Coldest Month: 18.7" - 52.0", Hottest Month: 37.2" - 79.3", Humidity: 0.68" - 30.16", Elevation: 10" - 13317"
Alternative Names
Common Names
: Idaho Bent Grass, Idaho Redtop
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Idaho Bentgrass
Agrostis idahoensis
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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