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Ceanothus impressus
Ceanothus impressus Trel.
Santa Barbara Ceanothus, Santa Barbara Buckbrush
Rhamnaceae (Buckthorn Family)
Synonym(s):
USDA Symbol: ceim
USDA Native Status: L48 (N)
An aromatic, densely branched, 6-10 ft. shrub. The evergreen leaves are small and dark-green, with curled margins. Deep-blue flowers occur in small, showy clusters.
From the Image Gallery
Plant Characteristics
Duration: PerennialHabit: Shrub
Leaf Retention: Evergreen
Leaf Complexity: Simple
Fruit Type: Capsule
Size Notes: Up to about 10 feet tall.
Bloom Information
Bloom Color: BlueBloom Time: Mar , Apr
Distribution
USA: CANative Distribution: Santa Barbara Co. to San Luis Obispo Co., CA
Native Habitat: Dry slopes; chaparral
Growing Conditions
Light Requirement: Part ShadeSoil Moisture: Dry
Soil Description: Dry soils.
Conditions Comments: Prune flexible growth to control size; avoid cutting older, woody growth. Extremely drought-tolerant.
Value to Beneficial Insects
Special Value to Native BeesSupports Conservation Biological Control
This information was provided by the Pollinator Program at The Xerces Society for Invertebrate Conservation.
Propagation
Description: Most Ceanothus spp. come well from seed. Cuttings of this species may also be successful.Seed Collection: Because dry capsules disperse their seed abruptly with a sudden ejection, it may be necessary to tie cloth bags around the clusters of capsules to catch the seeds.
Commercially Avail: yes
Find Seed or Plants
Find seed sources for this species at the Native Seed Network.
From the National Organizations Directory
According to the species list provided by Affiliate Organizations, this plant is on display at the following locations:Santa Barbara Botanic Garden - Santa Barbara, CA
Native Seed Network - Corvallis, OR
Bibliography
Bibref 995 - Native Landscaping from El Paso to L.A. (2000) Wasowski, S. and A. WasowskiSearch More Titles in Bibliography
Web Reference
Webref 30 - Calflora (2018) CalfloraWebref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
Additional resources
USDA: Find Ceanothus impressus in USDA PlantsFNA: Find Ceanothus impressus in the Flora of North America (if available)
Google: Search Google for Ceanothus impressus
Metadata
Record Modified: 2022-10-17Research By: TWC Staff