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Silver Saltweed
Atriplex argentea
About Silver Saltweed (Atriplex argentea) 1 Nurseries Carry This Plant Atriplex argentea is a species of saltbush known by the common names silverscale saltbush and silver orache. It is native to western North America from southern Canada to northern Mexico, where it grows in many types of habitat, generally on saline soils. This is an annual herb producing branching stems which spread out low to the ground or reach erect to maximum heights approaching 80 centimeters. The leaves are triangular to roughly oval in shape and 1 to 4 centimeters long. The stems and leaves are coated in gray scales. The flower clusters are rough clusters of tiny flowers, with male and female flowers in separate clusters.
Plant Description
Plant Type
Plant Type
Annual herb

0.49 - 2.6 ft tall

Wildlife Supported

Landscaping Information
Full Sun, Part Shade


Natural Setting
Site Type
Site Type
Saline areas

Annual Precipitation: 4.1" - 29.0", Summer Precipitation: 0.12" - 1.85", Coldest Month: 32.9" - 57.6", Hottest Month: 60.5" - 83.6", Humidity: 0.93" - 35.19", Elevation: -295" - 6917"

Alternative Names
Common Names: Silver Orache, Silverscale Saltbush, Silverscale Saltweed

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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