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Herbaceous Perennial

Lamium galeobdolon 'Kirkcudbright Dwarf'
  • RHS Plants for pollinators

yellow archangel 'Kirkcudbright Dwarf'

A compact, deciduous, mat-forming perennial to 20cm tall, with erect or creeping stems bearing ovate, silver-streaked, dark green leaves 3cm long. Spikes of whorled, yellow flowers bloom in summer

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Size
Ultimate height
0.1–0.5 metres
Time to ultimate height
2–5 years
Ultimate spread
1.5–2.5 metres
Growing conditions
Chalk
Clay
Loam
Sand
Moisture
Moist but well–drained, Well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Green Grey Silver
Summer Yellow Brown Green Grey Silver
Autumn Green Grey Silver
Winter
Position
  • Full shade
  • Partial shade
Aspect

North–facing or West–facing or East–facing

Exposure
Exposed or Sheltered
Hardiness
H7
Botanical details
Family
Lamiaceae
Native to GB / Ireland
No
Foliage
Deciduous
Habit
Matforming
Genus

Lamium can be annuals or, more usually, perennials, with coarsely toothed ovate leaves and 2-lipped, tubular flowers borne in whorls forming a short spike

Name status

Accepted

How to grow

Cultivation

Plant in moist, free-draining soil in either full or dappled shade in a sheltered position. After flowering, it can be trimmed back to encourage the production of more foliage for ground cover. Has the potential to become a nuisance if not managed well

Propagation

Propagate by division or softwood cuttings

Suggested planting locations and garden types
  • Cottage and informal garden
  • Wildflower meadow
  • Wildlife gardens
  • Banks and slopes
  • Ground cover
Pruning

Generally not required

Pests

Generally pest-free

Diseases

Generally disease-free

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