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Santa Barbara Island Live Forever
Dudleya traskiae
  
About Santa Barbara Island Live Forever (Dudleya traskiae) 5 Nurseries Carry This Plant Dudleya traskiae is a rare succulent plant known by the common name Santa Barbara Island liveforever. This dudleya is endemic to Santa Barbara Island, one of the Channel Islands of California, where it grows on rocky bluffs. The plant has a basal rosette of flat, spade-shaped fleshy leaves up to 15 centimeters long, which are pale green to yellowish. It erects tall stems bearing dense, rounded flower clusters of many bright yellow flowers. Dudleya traskiae is a perennial succulent herb with foliage leaves in a basal rosette. The plants are evergreen, with a branched primary stem (caudex) and are composed of one to several hundred rosettes. The branching of the stem is dichotomous. The rosette leaves number 25-35, are strap-shaped - oblance-shaped to subacuminate and are 4-15 centimeter long and 1-4 centimeter wide. Leaves may be green or waxy pale with a waxy covering. The flowering stems are axillary and flowering is indeterminate in paniculate or cymose clusters. The petals (5) are bright yellow, often with red veins, fused below and curving outward in the upper half. Stamens (10) are borne on the corolla tube. The fruit is composed of 5 carpels that are spreading in age, 7-8 millimeter long. Seeds are many and minute, narrow and pointed. Dudleya traskiae is tetraploid with a chromosome number of 34. Flowering most commonly occurs from May-July, although flowering may begin as early as mid-February.
Plant Description
Plant Type
Plant Type
Perennial herb, Succulent

Size
Size
3 - 6 in tall
6 - 12 in wide

Form
Form
Rounded

Growth Rate
Growth Rate
Moderate

Dormancy
Dormancy
Evergreen

Flower Color
Flower Color
Yellow, Red

Flowering Season
Flowering Season
Winter, Spring, Summer

Wildlife Supported
 
Rodents may prey on the seeds.

 
Butterflies & moths hosted ( 1 likely * ) SHOW ALL

Landscaping Information
Sun
Sun
Part Shade, Full Sun

Moisture
Moisture
Very Low

Summer Irrigation
Summer Irrigation
Max 1x / month once established

Nurseries
Nurseries

Soil Drainage
Soil Drainage
Fast, Medium

Soil Description
Soil Description
Occurs on a variety of soils ranging from loamy to gravelly or rocky and clay

Common uses
Common uses
Bird Gardens, Hummingbird Gardens

Companion Plants
Companion Plants
Consider using other plants common to the natural habitat of this Dudleya, such as cholla (Cylindropuntia prolifera), Prickly Pear (Opuntia littoralis), boxthorn (Lycium californicum), and Santa Barbara Island Buckwheat (Eriogonum giganteum ssp. compactum).

Propagation
Propagation?
For propagating by seed: No treatment.

Natural Setting
Site Type
Site Type
This plant is very rare and is only found on the rocky steep slopes of Santa Barbara Island.

Climate
Climate
Annual Precipitation: 12.0" - 12.0", Summer Precipitation: 0.25" - 0.25", Coldest Month: 55.8" - 57.2", Hottest Month: 64.8" - 67.4", Humidity: 1.57" - 10.21", Elevation: 105" - 452"

Alternative Names
Common Names: Santa Barbara Island Dudleya, Santa Barbara Island Live-forever, Santa Barbara Island Liveforever


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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