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Wartleaf Ceanothus
Ceanothus papillosus
  
About Wartleaf Ceanothus (Ceanothus papillosus) 10 Nurseries Carry This Plant Ceanothus papillosus, Wartleaf ceanothus, is a species of plant in the genus Ceanothus. It is endemic to California, where it grows in open habitat on the slopes of the coastal mountain ranges, such as woodland and chaparral. The evergreen leaves are alternately arranged, often in crowded clusters, each oblong to long-rectangular in shape and covered in glandular bumps. The edges are generally turned under and lined with glandular hairs. The inflorescence is a cluster of bright blue flowers. The fruit is a bumpy capsule about 3 millimeters long. The evergreen leaves are alternately arranged, often in crowded clusters, each oblong to long-rectangular in shape and covered in glandular bumps. The edges are generally turned under and lined with glandular hairs. The inflorescence is a cluster of bright blue flowers. The fruit is a bumpy capsule about 3 millimeters long.
Plant Description
Plant Type
Plant Type
Shrub

Size
Size
6 - 16 ft tall

Growth Rate
Growth Rate
Moderate

Dormancy
Dormancy
Evergreen

Flower Color
Flower Color
Blue, Purple

Flowering Season
Flowering Season
Spring, Winter

Wildlife Supported
 


Landscaping Information
Sun
Sun
Full Sun

Moisture
Moisture
Very Low, Low

Nurseries
Nurseries

Ease of Care
Ease of Care
Moderately Easy

Soil Description
Soil Description
Prefers sandy or loamy soils. Does not grow well in clay soils.

Common uses
Common uses
Bank Stabilization, Hedges, Deer Resistant, Bird Gardens, Butterfly Gardens, Bee Gardens

Propagation
Propagation?
For propagating by seed: Hot water: and 2.5-3 mos. stratification.

Sunset Zones
Sunset Zones?
5*, 7, 14*, 15*, 16*, 17*, 18, 19*, 20*, 21*, 22*, 23*, 24*

Natural Setting
Site Type
Site Type
Open, dry slopes

Climate
Climate
Annual Precipitation: 5.6" - 108.7", Summer Precipitation: 0.19" - 3.05", Coldest Month: 40.4" - 52.8", Hottest Month: 56.4" - 77.7", Humidity: 0.43" - 31.25", Elevation: -261" - 5742"

Alternative Names
Botanical Names: Ceanothus papillosus var. roweanus
Common Names: Mt. Tranquillon Ceanothus


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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