Aster alpinus 'Dunkle Schöne'

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Synonyms

Aster alpinus 'Dark Beauty'
Aster alpinus Dark Beauty

Herbaceous Perennial
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A compact, clump-forming perennial about 25cm in height, with slightly rough, hairy, lance to spoon-shaped, dark green leaves, with single-flowered stems producing daisy-like flowers of deep purple with yellow centres, in early to midsummer

Position

Full sun

Soil Types

Chalk, Loam, Sand

Max Height

0.1-0.5 metres

Max Spread

0.1-0.5 metres

Size

Time to Maturity
2–5 years
Max Spread
0.1-0.5 metres
Max Height
0.1-0.5 metres

Growing Conditions

Chalk Loam Sand
Moisture
Well–drained
pH
Alkaline or Neutral or Acid

Position

Full sun
Aspect
West–facing or East–facing or South–facing
Exposure
Exposed or Sheltered
Hardiness

Hardiness Ratings

All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets

  • H1A: under glass all year (>15C)
  • H1B: can be grown outside in the summer (10 - 15)
  • H1C: can be grown outside in the summer (5 - 10)
  • H2: tolerant of low temperatures, but not surviving being frozen (1 to 5)
  • H3: hardy in coastal and relatively mild parts of the UK (-5 to 1)
  • H4: hardy through most of the UK (-10 to -5)
  • H5: hardy in most places throughout the UK even in severe winters (-15 to -10)
  • H6: hardy in all of UK and northern Europe (-20 to -15)
  • H7: hardy in the severest European continental climates (< -20)
H5

Colour & Scent

Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Asteraceae
Native to GB/Ireland
No
Foliage
Deciduous
Habit
Clump forming
Genus
Aster can be perennials, annuals or subshrubs, mostly with narrow leaves, and solitary or clustered, daisy-like flowers
Name Status
Accepted

How to Grow

Cultivation

Grow in well-drained, moderately fertile soil in an open, sunny position. See aster cultivation

Propagation

Propagate by division in spring or root softwood basal cuttings in spring

Suggested planting locations and garden types

  • Cottage and informal garden
  • Rock garden
  • Patio and container plants
  • City and courtyard gardens
  • Flower borders and beds
  • Garden edging

Pruning

Deadhead spent flowers to tidy, cut back stem close to the ground in late autumn

Pests

May be susceptible to leaf and bud eelworms, slugs and snails

Diseases

Asters may be susceptible to Verticillium wilt, Powdery mildews and grey moulds