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Cerinthe major 'Purpurascens'

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© RHS 1999

Characteristics

Plant type

Annual/Biennial

Habit

Bushy

Resilience

Hardiness

H4 (hardy - average winter)

Colour

Flower

Purple and Yellow in Summer

Foliage

Blue and Green in Spring and Summer

Size

Ultimate height

0.5-1 metres

Ultimate spread

0.1-0.5 metres

Time to ultimate height

1-2 years


Preferred common name

honeywort 'Purpurascens'

Family

Boraginaceae


Cerinthe can be annuals, biennials or perennials, with simple, often greyish leaves and tubular flowers borne in a pendent terminal cluster with conspicuous bracts

'Purpurascens' is an upright annual to 60cm, with blue-green leaves and tubular yellow and purple flowers with conspicuous purple bracts

Synonym(s)

  • Cerinthe major var. purpurescens

How to grow

Sunlight

  • Full sun

Aspect

  • South-facing or West-facing
  • Sheltered

Cultivation

Grow in a well-drained, fertile soil in a sheltered position in full sun

Soil

  • Well-drained
  • Neutral, Acid or Alkaline
  • Loam, Chalk or Sand

Propagation

Propagate by seed sown in gentle heat in spring, plant out when the danger of frost has passed

Suggested planting locations and garden types

City/Courtyard Gardens, Cottage/Informal Garden, Flower borders and beds or Patio/Container Plants


How to care

Pruning

Cut back after flowering

Pests

Generally pest free

Diseases

Generally disease free