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Rhamnaceae
Ceanothus, Blueblossom, Blue Brush, California Lilac 'Zanzibar'
Ceanothusthyrsiflorus
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Genus
Ceanothus
(see-an-OH-thus)
Info
Species
thyrsiflorus
(thur-SEE-flor-us)
Info
Synonym
Sun Exposure
Full Sun
Foliage
Evergreen
Good Fall Color
Height
10-12 ft. (3-3.6 m)
Spacing
15-20 ft. (4.7-6 m)
Hardiness
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)
USDA Zone 10a: to -1.1 °C (30 °F)
USDA Zone 10b: to 1.7 °C (35 °F)
Danger
Unknown - Tell us
Bloom Color
Light Blue
Dark Blue
White/Near White
Bloom Time
Mid Spring
Late Spring/Early Summer
Other Details
Category
Perennials
Shrubs
Water Requirements
Unknown - Tell us
Foliage Color
Unknown - Tell us
Where to Grow
Unknown - Tell us
Bloom Characteristics
Unknown - Tell us
Bloom Size
Unknown - Tell us
Other details
Unknown - Tell us
Soil pH requirements
Unknown - Tell us
Patent Information
Unknown - Tell us
Propagation Methods
From softwood cuttings
By simple layering
Seed Collecting
Bag seedheads to capture ripening seed
Regional
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