Aster alpinus 'Happy End'

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Herbaceous Perennial

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Clump-forming perennial up to 25cm in height when in flower with a mat of slightly rough, hairy, lance to spoon-shaped, dark green leaves and single, daisy-like flowers, 5cm wide, of deep pink 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: Unresolved

How to Grow

Cultivation

Grow in moderately fertile, well-drained 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
City and courtyard gardens
Gravel garden
Rock garden
Patio and container plants
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