Polemonium 'Sonia's Bluebell'
Jacob's ladder 'Sonia's Bluebell'
A bushy, clump-forming perennial to around 60cm high, forming a low mound of long, pinnate leaves, divided into elliptic leaflets held in offset pairs. Clusters of scented, pale violet-blue flowers with white anthers are produced in late spring and early summer
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Size
Ultimate height
0.5–1 metresTime to ultimate height
2–5 yearsUltimate spread
0.1–0.5 metresGrowing conditions
Moisture
Moist but well–drained, Well–drainedpH
Acid, Alkaline, NeutralColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Blue Purple | Green | ||
|---|---|---|---|---|
| Summer | Blue Purple | Green | ||
| Autumn | Green | |||
| Winter |
Position
- Full sun
- Partial shade
Aspect
East–facing or South–facing or West–facing
Exposure
Exposed or Sheltered Hardiness
H7Botanical details
- Family
- Polemoniaceae
- Native to GB / Ireland
- No
- Foliage
- Deciduous
- Habit
- Bushy
- Genus
Polemonium can be annuals or herbaceous perennials or upright or spreading habit, with pinnate leaves and usually clustered, tubular, bell, or funnel-shaped flowers
- Name status
Accepted
How to grow
Cultivation
Grow in fertile, moist but well-drained soil, will benefit from some shade where summers are hot
Propagation
Propagate by division in spring
Suggested planting locations and garden types
- Cottage and informal garden
- Patio and container plants
- Flower borders and beds
Pruning
Deadhead regularly to encourage new flowers
Pests
Generally pest-free
Diseases
May be susceptible to powdery mildews
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