Beginner
skill rating
Online Garden Tools
Useful videos
Ceanothus 'Blue Diamond' (Californian lilac 'Blue Diamond')
Comment on a listing
Plant supplier links
- Login to upload a photo
1 hour care
per year
per year
1m
Max height
Max height
1m
Max spread
Max spread
10-20 years
To maturity
To maturity
Plant details
Botanical name
Ceanothus 'Blue Diamond'
Other names
Californian lilac 'Blue Diamond', California lilac 'Blue Diamond'
Genus
Ceanothus Ceanothus
Variety or Cultivar
'Blue Diamond' _ 'Blue Diamond' is a compact, rounded to mound-forming, evergreen shrub with small, oval, glossy, toothed and veined, dark green leaves and spherical panicles of fragrant, blue flowers in late spring and early summer.
Ceanothus 'Blue Diamond' is: Evergreen
Habit
Compact, Cushion or Mound Forming, Rounded
Flower
Blue in Spring; Blue in Summer
Foliage
Dark-green in All seasons
How to care
Watch out for
Specific pests
Scale insects Scale insects
Honey fungus , Phytophthora root diseases Honey fungus , Phytophthora root diseases
General care
Pruning
Pruning group 8 after flowering. Mulch and feed after pruning.
Propagation methods
Semi-hardwood cuttings, Semi-ripe cuttings
Sign up for your FREE ACCOUNT today or login to receive detailed monthly care instructions
Where to grow
Ceanothus 'Blue Diamond' (Californian lilac 'Blue Diamond') will reach a height of 1m and a spread of 1m after 10-20 years.
Suggested uses
City, Wallside and trellises
Cultivation
Plant in well-drained soil in a sheltered, sunny site. Will need protection in cold winters. Tolerates drought and heavy soils. May have a weeping habit in the coldest areas of its range.
Soil type
Chalky, Loamy, Sandy
Soil drainage
Moist but well-drained, Well-drained
Soil pH
Alkaline, Neutral
Light
Full Sun
Aspect
South, East, West
Exposure
Sheltered
UK hardiness Note: We are working to update our ratings. Thanks for your patience.
Hardy (H4), Tender in frost (H3)
Companion plants
We do not currently have companion plants added for this plant.
Botanical name
Ceanothus 'Blue Diamond'
Other names
Californian lilac 'Blue Diamond', California lilac 'Blue Diamond'
Genus
Ceanothus Ceanothus
Variety or Cultivar
'Blue Diamond' _ 'Blue Diamond' is a compact, rounded to mound-forming, evergreen shrub with small, oval, glossy, toothed and veined, dark green leaves and spherical panicles of fragrant, blue flowers in late spring and early summer.
Native to
Garden origin
Foliage
Evergreen
Habit
Compact, Cushion or Mound Forming, Rounded
Create your free Shoot garden
Create your free SHOOT garden and make a record of the plants in your garden.
Add your own photos, notes, get monthly email reminders on how to care for your plants, and connect with other gardeners. Get started now.
Colour
Flower
Blue in Spring; Blue in Summer
Foliage
Dark-green in All seasons
How to care
Watch out for
Specific pests
Specific diseases
Honey fungus , Phytophthora root diseases
General care
Pruning
Pruning group 8 after flowering. Mulch and feed after pruning.
Propagation methods
Semi-hardwood cuttings, Semi-ripe cuttings
Monthly care advice
Get access to monthly care advice
Create a free SHOOT account and get instant access to expert care advice for this and other plants in your garden.
You'll also receive handy monthly email reminders of what needs doing. Create your free account.
Where to grow
Ceanothus 'Blue Diamond' (Californian lilac 'Blue Diamond') will reach a height of 1m and a spread of 1m after 10-20 years.
Suggested uses
City, Wallside and trellises
Cultivation
Plant in well-drained soil in a sheltered, sunny site. Will need protection in cold winters. Tolerates drought and heavy soils. May have a weeping habit in the coldest areas of its range.
Soil type
Chalky, Loamy, Sandy
Soil drainage
Moist but well-drained, Well-drained
Soil pH
Alkaline, Neutral
Light
Full Sun
Aspect
South, East, West
Exposure
Sheltered
UK hardiness Note: We are working to update our ratings. Thanks for your patience.
Hardy (H4), Tender in frost (H3)
USDA zones
Zone 10, Zone 9, Zone 8
In order to add a note on this plant, please add this plant to your plant lists.
| This plant likes... | Garden match | |
| Soil types: | Chalky, Loamy, Sandy | Tell us... |
| Soil drainage: | Moist but well-drained, Well-drained | Tell us... |
| Soil pH: | Alkaline, Neutral | Tell us... |
| Light: | Full Sun | Tell us... |
| Aspect: | South, East, West | Tell us... |
| Exposure: | Sheltered | Tell us... |
| Hardiness: | Hardy (H4), Tender in frost (H3) | Tell us... |
Report content or feedback to Shoot
To add ? to your lists,
login to your account or subscribe.
Find out more about plant lists here
or Login
To add notes for this plant login to your account or register for a new account.
Sign up for freeor Login
To add images for this plant login to your account or register for a new account.
Sign up for freeor Login
To check if this plant is suitable for your garden first login to your account or subscribe.
or Login