- Botanical name: Ceanothus 'Cynthia Postan'
- Common name: Californian lilac
- Family: Rhamnaceae
- Plant Type: Shrub, Evergreen
Blue
Green
- Key features:
- Attractive to wildlife
- Flowers
Ceanothus ‘Cynthia Postan’ is a beautiful Californian lilac, bearing masses of rich blue flowers in early summer. Hardy and evergreen, it’s perfect for growing in a mixed or shrub border, where its blooms attract a wide range of pollinators. It can be trained against a wall or fence or grown as a small standard shrub.
Grow Ceanothus ‘Cynthia Postan’ in well-drained soil in full sun, particularly near a south- or west-facing wall which will provide additional shelter from cold winds and frost.
How to grow Ceanothus 'Cynthia Postan'
-
Plant size
3m height
2.5m spread
-
Aspect
South facing, west facing
-
Position in border
Middle, back
- Sun exposure: Full sun
- Hardiness: Hardy
- Soil type: Well drained / light / sandy / clay / heavy / moist / chalky / alkaline
Plant calendar
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Plant | ||||||||||||
| Plant |
J
Do not Plant in January |
F
Do not Plant in February |
M
Do not Plant in March |
A
Do not Plant in April |
M
Do Plant in May |
J
Do Plant in June |
J
Do not Plant in July |
A
Do not Plant in August |
S
Do not Plant in September |
O
Do not Plant in October |
N
Do not Plant in November |
D
Do not Plant in December |
| Flowers | ||||||||||||
| Flowers |
J
Plant does not flower in January |
F
Plant does not flower in February |
M
Plant does flower in March |
A
Plant does flower in April |
M
Plant does flower in May |
J
Plant does not flower in June |
J
Plant does not flower in July |
A
Plant does not flower in August |
S
Plant does not flower in September |
O
Plant does not flower in October |
N
Plant does not flower in November |
D
Plant does not flower in December |
| Take cuttings | ||||||||||||
| Take cuttings |
J
Do not Take cuttings in January |
F
Do not Take cuttings in February |
M
Do not Take cuttings in March |
A
Do not Take cuttings in April |
M
Do Take cuttings in May |
J
Do Take cuttings in June |
J
Do Take cuttings in July |
A
Do not Take cuttings in August |
S
Do not Take cuttings in September |
O
Do not Take cuttings in October |
N
Do not Take cuttings in November |
D
Do not Take cuttings in December |
Ceanothus 'Cynthia Postan' and wildlife
Ceanothus 'Cynthia Postan' is known for attracting bees and butterflies/moths. It has nectar/pollen rich flowers.
Attractive to Bees
Does not attract Beneficial insects
Does not attract Birds
Attractive to Butterflies/Moths
Does not attract Other pollinators
Is Ceanothus 'Cynthia Postan' poisonous?
Ceanothus 'Cynthia Postan' has no toxic effects reported.
No reported toxicity to Birds
No reported toxicity to Cats
No reported toxicity to Dogs
No reported toxicity to Horses
No reported toxicity to Livestock
No reported toxicity to People
Plants that go well with Ceanothus 'Cynthia Postan'
