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Herbaceous Perennial

Digitalis × sibirica
  • RHS Plants for pollinators

Siberian foxglove

A perennial to 1m tall with dark green, lance-shaped leaves fringed with tiny white hairs and, from late spring into summer, long spikes of pale yellow flowers borne above the foliage

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

South–facing or North–facing or East–facing or West–facing

Exposure
Exposed or Sheltered
Hardiness
H5
Botanical details
Family
Plantaginaceae
Native to the UK
No
Foliage
Deciduous
Habit
Bushy
Potentially harmful
TOXIC if eaten. Wear gloves and other protective equipment when handling TOXIC to pets - see the HTA guide to potentially harmful plants for further information and useful contact numbers
Genus

Digitalis can be biennials or usually short-lived perennials forming a rosette of simple leaves with bell-shaped flowers in slender, erect, usually one-sided racemes

Name status

Correct

Plant range
Siberia

How to grow

Cultivation

Will grow in almost any soil or situation except very wet or very dry; ideal site is a humus-rich soil in partial shade. See foxglove cultivation for further advice

Propagation

Propagate by seed

Suggested planting locations and garden types
  • Cottage and informal garden
  • Wildlife gardens
  • Flower borders and beds
  • Underplanting of roses and shrubs
Pruning

Cut back main flower spike as it fades (unless seedlings are required) to encourage the growth of flowering side shoots

Pests

May be susceptible to aphids and leaf and bud eelworm

Diseases

May be susceptible to powdery mildews, downy mildews and leaf spot

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