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Herbaceous Perennial

Polemonium foliosissimum 'Scottish Garden'

Jacob's ladder 'Scottish Garden'

A perennial to 80cm tall, with pinnate leaves divided into many narrowly lance-shaped leaflets, and compact sprays of open bell-shaped light violet-blueflowers throughout the summer

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Size
Ultimate height
0.5–1 metres
Time to ultimate height
2–5 years
Ultimate spread
0.1–0.5 metres
Growing conditions
Chalk
Clay
Loam
Sand
Moisture
Moist but well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Green
Summer Blue Green
Autumn
Winter
Position
  • Full sun
  • Partial shade
Aspect

West–facing or South–facing or East–facing

Exposure
Exposed or Sheltered
Hardiness
H7
Botanical 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 any fertile, moist but well-drained soil preferably in full sun or partial shade

Propagation

Propagate by division in spring

Suggested planting locations and garden types
  • City and courtyard gardens
  • Coastal
  • Wildlife gardens
  • Wildflower meadow
  • Cottage and informal garden
  • Flower borders and beds
Pruning

Cut back to the base in autumn

Pests

Generally pest-free

Diseases

May be susceptible to powdery mildews

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