Aster 'New Jersey Skies'

RHS Plant Profile
aster 'New Jersey Skies'

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aster 'New Jersey Skies' visionspictures.com
Herbaceous Perennial

A clump-forming, deciduous perennial about 75cm tall, with slender lance-shaped rich green leaves. Masses of daisy-like, lilac-pink flowers appear from July through to October

Position

Full sun

Soil Types

Chalk, Loam, Sand

Max Height

0.5-1 metres

Max Spread

0.5-1 metres

Size

Time to Maturity
2–5 years
Max Spread
0.5-1 metres
Max Height
0.5-1 metres

Growing Conditions

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

Position

Full sun
Aspect
East–facing or South–facing or West–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)
H7

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
Unresolved

How to Grow

Cultivation

Grow in well-drained or moist but well-drained, moderately fertile soil in an open, sunny position. See aster cultivation for further advice

Propagation

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

Suggested planting locations and garden types

  • Wildlife gardens
  • City and courtyard gardens
  • Cottage and informal garden
  • Patio and container plants
  • Coastal
  • Flower borders and beds
  • Garden edging
  • Underplanting of roses and shrubs

Pruning

Cut down flowered stems to ground level once flowering has finished

Pests

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

Diseases

May be susceptible to Verticillium wilt, powdery mildews and grey moulds