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Smoke Tree
Psorothamnus spinosus
  
About Smoke Tree (Psorothamnus spinosus) 4 Nurseries Carry This Plant The Smokethorn (Psorothamnus spinosus) is a perennial legume tree common to the desert washes of the southern part of California, Arizona, and most of Baja California. The Smokethorn is also common to Joshua Tree National Park, where it is called the Smoketree. The twigs of the Smokethorn are slender and densely covered with fine whitish hairs. The flowers are lateral clusters of purple in June, with small seeded pea pods as its fruit.
Plant Description
Plant Type
Plant Type
Tree

Size
Size
4.9 - 26 ft tall

Flower Color
Flower Color
White, Purple

Wildlife Supported
 


 
Butterflies & moths hosted ( 1 likely * ) SHOW ALL
*
Hemileuca burnsi Image
Hemileuca burnsiHemileuca burnsi

Landscaping Information
Sun
Sun
Full Sun

Moisture
Moisture
Very Low, Low

Nurseries
Nurseries

Ease of Care
Ease of Care
Moderately Easy

Soil Drainage
Soil Drainage
Fast

Propagation
Propagation?
For propagating by seed: No treatment.

Sunset Zones
Sunset Zones?
12*, 13*

Natural Setting
Site Type
Site Type
Desert washes

Climate
Climate
Annual Precipitation: 2.7" - 34.9", Summer Precipitation: 0.27" - 2.25", Coldest Month: 41.7" - 62.7", Hottest Month: 73.2" - 89.3", Humidity: 2.61" - 42.83", Elevation: -227" - 4389"

Alternative Names
Common Names: Smoketree


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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