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Arroyo De La Cruz Blue Blossom
Ceanothus thyrsiflorus 'Arroyo De La Cruz'
  
About Arroyo De La Cruz Blue Blossom (Ceanothus thyrsiflorus 'Arroyo De La Cruz') 15 Nurseries Carry This Plant Horticultural selection from Ceanothus thyrsiflorus. This garden selection grows to 4 feet high x 6-1 wide. Bright shiny evergreen leaves and medium-blue flowers in spring. It makes a large mounding shrub or ground cover, great for erosion control massed on slopes and banks, or a low, informal hedge. Plant in full sun in coastal gardens, provide partial shade inland. Attracts bees and butterflies. Hardy to 15 degrees F.

Horticultural selection C. thyrsiflorus: origin = cuttings (198) Arroyo de la Cruz, san Luis Obisbo Co.; intro Nevin smith, suncrest Nurseries 1981 Grows best in sandy, coarse-grained or other fast draining soil. Prefers sun in coastal sites, and sun or part shade in inland sites. Collected by Nevin smith in 1981 from Arroyo de la Cruz in san Luis Obispo Co; introduced by Wintergreen Nursery.
Thanks to Moosa Creek Nursery and the Theodore Payne Foundation for sharing information about this plant
Plant Description
Plant Type
Plant Type
Shrub

Size
Size
6 - 10 ft tall
6 - 10 ft wide

Form
Form
Mounding

Growth Rate
Growth Rate
Fast

Dormancy
Dormancy
Evergreen

Fragrance
Fragrance
Fragrant - Pleasant, Slight

Flower Color
Flower Color
Blue

Flowering Season
Flowering Season
Spring

Wildlife Supported
 
Insects, especially bees and butterflies, are attracted to the flowers. Plants in the Ceanothus genus are host plants to the Spring Azure, Echo Blue, Pacuvius Duskywing, California Tortoiseshell, Pale Swallowtail, and Hedgerow Hairstreak butterflies.

Landscaping Information
Sun
Sun
Full Sun, Part shade

Moisture
Moisture
Low

Nurseries
Nurseries

Ease of Care
Ease of Care
Moderately Easy

Cold Tolerance
Cold Tolerance
25

Soil Drainage
Soil Drainage
Fast

Soil Description
Soil Description
sandy, coarse-grained or other fast draining soils. Soil PH: 5.0 - 7.0

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

Companion Plants
Companion Plants
Flannelbush (Fremontodendron spp.), Bush Poppy (Dendromecon rigida), Manzanitas (Arctostaphylos spp.), Coast Buckwheat (Eriogonum latifolium), Golden Yarrow (Eriophyllum confertiflorum), Sticky Monkeyflower (Mimulus aurantiacus), and various Rhus and Ribes species

Maintenance
Maintenance
Tip pruning helps maintain a compact shape. Larger shrubs benefit from removal of leafless interior branches to open up structure and encourage new growth. Pruning is best done in dry season to prevent infection.

Sunset Zones
Sunset Zones?
6*, 7*, 8*, 9*, 14, 15, 16, 17, 19*, 20, 21, 22, 23, 24

Site Characteristics

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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