Aster 'Iolanthe's Spirit'

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Herbaceous Perennial

A tall, herbaceous perennial up to 1.5m in height, with narrow, mid-green leaves. Masses of purple, daisy-like flowers with yellow centres appear from early August through to September

Position

Full sun, Full shade

Soil Types

Chalk, Loam, Sand, Clay

Size

Time to Maturity
2–5 years

Growing Conditions

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

Position

Full sun Full shade
Aspect
South–facing or West–facing or East–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)
H6

Colour & Scent

Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Asteraceae
Native to GB/Ireland
No
Foliage
Deciduous
Habit
Columnar upright
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 moderately fertile soil in full sun or partial shade. See aster cultivation for further advice

Propagation

Propagate by division

Suggested planting locations and garden types

  • City and courtyard gardens
  • Cottage and informal garden
  • Wildlife gardens
  • Prairie planting
  • Cut flowers
  • Flower borders and beds
  • Wall side borders

Pruning

Cut back after flowering

Pests

May be susceptible to tarsonemid mite, slugs, snails, aphids, leaf and bud eelworms

Diseases

May be susceptible to wilts, leaf spot and grey moulds