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Otay Mountain Ceanothus
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Ceanothus otayensis
  

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About Otay Mountain Ceanothus (Ceanothus otayensis) Ceanothus otayensis, the Otay Mountain Buckbrush or Otay Mountain lilac, is a plant species known only from the Otay and San Miguel Mountains of San Diego County, California, and in nearby Baja California, Mexico. It occurs on dry slopes and brushlands at elevations of 600-1100 m. Ceanothus otayensis is a shrub up to 120 cm tall, erect, not rooting at the nodes. Leaves are opposite, evergreen, broadly ovate, up to 15 mm long. Flowers are white to pale blue, borne in a spike of umbels. Fruits are spherical, about 5 mm across.
Plant Description
Plant Type
Shrub

Flower Color
White

Flowering Season
Spring, Winter
Spring
Summer
Fall
Winter


Native Status
Natural Setting
Sun
Sun

Elevation ?
422' - 3897'

Annual Precip. ?
11.4" - 19.1"

Summer Precip. ?
0.27" - 1.11"

Coldest Month ?
41.8° F - 53.0° F

Hottest Month ?
72.1° F - 77.6° F

Humidity ?
1.33 vpd - 24.26 vpd

Landscaping Information
Ease of Care
Moderately Easy

Water Requirement ?
Very Low
Extremely Low
Very Low
Low
Moderate - High


Common uses
Bank Stabilization, Bird Gardens, Butterfly Gardens, Bee Gardens

Nursery Availability
Rarely Available

Other Names
Common Names
Otay Mountain Mountain Lilac


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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