Ceanothus arboreus 'Trewithen Blue'
Feltleaf ceanothus 'Trewithen Blue', Felt-leaf ceanothus 'Trewithen Blue', Californian lilac 'Trewithen Blue', Catalina ceanothus 'Trewithen Blue', Island ceanothus 'Trewithen Blue', Island mountain lilac 'Trewithen Blue', Catalina mountain lilac 'Trewithen Blue'
Ceanothus Ceanothus
'Trewithen Blue' _ 'Trewithen Blue' is a large, vigorous, spreading, evergreen shrub or small tree with broadly ovate, glossy, dark green leaves, felted beneath, and conical panicles of lightly fragrant, deep blue flowers in spring.
Ceanothus arboreus 'Trewithen Blue' is: Evergreen
Branching, Spreading
RHS AGM (Award of Garden Merit)
Blue in Spring; Blue in Summer
Dark-green in All seasons
Scale insects Scale insects
Honey fungus Honey fungus
Semi-hardwood cuttings
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Ceanothus arboreus 'Trewithen Blue' (Feltleaf ceanothus 'Trewithen Blue') will reach a height of 6m and a spread of 8m after 10-20 years.
City, Wallside and trellises
Plant in well-drained soil in a sheltered position in full sun.
Chalky, Loamy, Sandy
Moist but well-drained, Well-drained
Alkaline, Neutral
Full Sun
South, East, West
Sheltered
Hardy (H4), Tender in frost (H3)
We do not currently have companion plants added for this plant.
Ceanothus arboreus 'Trewithen Blue'
Feltleaf ceanothus 'Trewithen Blue', Felt-leaf ceanothus 'Trewithen Blue', Californian lilac 'Trewithen Blue', Catalina ceanothus 'Trewithen Blue', Island ceanothus 'Trewithen Blue', Island mountain lilac 'Trewithen Blue', Catalina mountain lilac 'Trewithen Blue'
Ceanothus Ceanothus
'Trewithen Blue' _ 'Trewithen Blue' is a large, vigorous, spreading, evergreen shrub or small tree with broadly ovate, glossy, dark green leaves, felted beneath, and conical panicles of lightly fragrant, deep blue flowers in spring.
Channel Islands (United States)
Evergreen
Branching, Spreading
RHS AGM (Award of Garden Merit)
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Blue in Spring; Blue in Summer
Dark-green in All seasons
Semi-hardwood cuttings
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Ceanothus arboreus 'Trewithen Blue' (Feltleaf ceanothus 'Trewithen Blue') will reach a height of 6m and a spread of 8m after 10-20 years.
City, Wallside and trellises
Plant in well-drained soil in a sheltered position in full sun.
Chalky, Loamy, Sandy
Moist but well-drained, Well-drained
Alkaline, Neutral
Full Sun
South, East, West
Sheltered
Hardy (H4), Tender in frost (H3)
Zone 10, Zone 9, Zone 8, Zone 7
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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... |
Semi-retirement transformed the gardening habits of Shoot community leader Barrie Hedges. Where once he struggled to find time for a "never very productive" allotment and a few flowers and shrubs… read more
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Ceanothus 'Arboeus Trewithen'.
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