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Herbaceous Perennial

Moltkia × intermedia

intermediate moltkia

A rounded evergreen subshrub to 30cm in height, with small, narrow, dark green leaves. Flowers funnel-shaped, bright, deep blue, in terminal clusters

Synonyms
Lithodora × intermedia
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Size
Ultimate height
0.1–0.5 metres
Time to ultimate height
2–5 years
Ultimate spread
0.1–0.5 metres
Growing conditions
Chalk
Moisture
Well–drained
pH
Alkaline
Colour & scent
StemFlowerFoliageFruit
Spring Green
Summer Green
Autumn Green
Winter Green
Position
  • Full sun
Aspect

South–facing or East–facing

Exposure
Sheltered
Hardiness
H4
Botanical details
Family
Boraginaceae
Native to GB / Ireland
No
Foliage
Evergreen
Habit
Bushy
Genus

Moltkia can be evergreen or deciduous, subshrubs or perennials, with simple, lance-shaped or linear leaves and funnel-shaped or tubular blue, purple or yellow flowers in late spring and early summer

Name status

Correct

How to grow

Cultivation

Grow in poor, well-drained, preferably alkaline soil in full sun. Protect from winter wet and shelter from cold, dry winds

Propagation

Propagate by softwood cuttings in early summer

Suggested planting locations and garden types
  • City and courtyard gardens
  • Cottage and informal garden
  • Patio and container plants
  • Coastal
  • Gravel garden
  • Rock garden
  • Mediterranean climate plants
  • Flower borders and beds
Pruning

Pruning group 10 after flowering if required

Pests

Generally pest-free

Diseases

Generally disease-free

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