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Howell's Bluegrass
Poa howellii
About Howell's Bluegrass (Poa howellii) 0 Nurseries Carry This Plant Poa howellii is a species of grass known by the common name Howell's bluegrass. It is native to western North America from British Columbia to throughout California. It grows in rocky areas in woodlands and chaparral, as well as disturbed areas. Poa howellii is an annual bunchgrass growing in dense, narrow tufts up to 80 centimeters tall. The inflorescence is a series of whorls of branches bearing spikelets, the branches growing appressed to the stem and then spreading out from the stem as the spikelets mature.
Plant Description
Plant Type
Plant Type

2.6 ft tall

Flower Color
Flower Color

Wildlife Supported

Landscaping Information
Natural Setting
Annual Precipitation: 6.2" - 113.6", Summer Precipitation: 0.15" - 3.52", Coldest Month: 31.2" - 58.0", Hottest Month: 55.9" - 86.8", Humidity: 0.01" - 35.18", Elevation: -31" - 9199"

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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