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Western Marsh Rosemary
Limonium californicum
  
About Western Marsh Rosemary (Limonium californicum) 14 Nurseries Carry This Plant Limonium californicum is a species of sea lavender known by the common names western marsh rosemary and California sea lavender. It is native to western North America from Oregon to Baja California, with occasional sightings in Nevada and Arizona. It is a plant of coastal habitat such as beaches, salt marshes, and coastal prairie, and other sandy saline and alkaline habitat such as playas. This is a tough perennial herb growing from a woody rhizome. The thick, leathery leaves are oval in shape and up to about 30 centimeters long including the petioles, located in a basal rosette about the stem. The flower cluster is a stiff, branching panicle no more than about 35 centimeters tall bearing large clusters of flowers. The flowers have brownish white ribbed sepals and lavender to nearly white petals.
Plant Description
Plant Type
Plant Type
Perennial herb

Size
Size
1 - 2 ft tall
1 - 2 ft wide

Form
Form
Mounding, Spreading

Growth Rate
Growth Rate
Fast

Dormancy
Dormancy
Evergreen

Flower Color
Flower Color
Blue, Lavender, White, Brown

Flowering Season
Flowering Season
Summer, Fall

Wildlife Supported
 
Many pollinators

 
Butterflies & moths hosted ( 2 likely * ) SHOW ALL

Landscaping Information
Sun
Sun
Full Sun

Moisture
Moisture
Moderate - High

Summer Irrigation
Summer Irrigation
Keep moist

Nurseries
Nurseries

Ease of Care
Ease of Care
Moderately Easy

Cold Tolerance
Cold Tolerance
Tolerates cold to 25 - 30° F

Soil Drainage
Soil Drainage
Fast, Medium, Slow, Standing

Soil Description
Soil Description
Adaptable. Tolerates Saline Soil

Common uses
Common uses
Bogs and Ponds

Sunset Zones
Sunset Zones?
5, 15, 16, 17*, 21, 22*, 23*, 24*

Natural Setting
Site Type
Site Type
Salt marshes, beaches and bays

Climate
Climate
Annual Precipitation: 9.4" - 46.1", Summer Precipitation: 0.17" - 1.42", Coldest Month: 46.0" - 56.6", Hottest Month: 57.0" - 77.4", Humidity: 0.38" - 21.44", Elevation: -23" - 1433"

Alternative Names
Common Names: California Sea Lavender, California Sealavender, Western Marsh-rosemary


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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