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Aster 'Tonga'

Michaelmas daisy

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Key information

Plant type

Hardy perennial

Flower colour



Flowers, Attractive to wildlife



Skill level


Aster 'Tonga'

Plant details

Asters are in the daisy family and while some flower in spring, most flower in late summer and autumn. Planting in a sunny, airy position, ensures maximum flowering. After flowering, cut back hard. Aster 'Tonga' produces purple flowers in September and October.

Family: Asteraceae

Genus: Aster

Cultivar: Tonga

Plant type: Hardy perennial

Flower colour: Purple

Foliage colour: Mid-green

Feature: Flowers, Attractive to wildlife

Sun exposure: Full sun

Soil: Well-drained/light, Clay/heavy, Chalky/alkaline

Hardiness: Hardy

Skill level: Experienced

Height: 45cm

Spread: 30cm

Time to divide plants: March to April

Flowering period: September to October

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