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Herbaceous Perennial

Chrysanthemum 'Carmine Blush' (21d)
  • RHS AGM
  • RHS Plants for pollinators

chrysanthemum 'Carmine Blush'

A relatively low-growing and late-flowering perennial, to 70cm, but vigorous and free-flowering, with brightly coloured, purple-pink flowers, an upright habit and good weather resistance

Synonyms
Dendranthema 'Carmine Blush'
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Size
Ultimate height
0.1–0.5 metres
Time to ultimate height
1–2 years
Ultimate spread
0.1–0.5 metres
Growing conditions
Clay
Loam
Sand
Moisture
Moist but well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Green
Summer Green
Autumn Pink Purple Green
Winter
Position
  • Full sun
Aspect

East–facing or South–facing

Exposure
Sheltered
Hardiness
H4
Botanical details
Family
Asteraceae
Native to GB / Ireland
No
Foliage
Deciduous
Habit
Bushy
Potentially harmful
Skin allergen. Wear gloves and other protective equipment when handling
Genus

Chrysanthemum are erect woody-based perennials with aromatic, pinnately lobed leaves and flowerheads of diverse form, from late summer to late autumn

Name status

Accepted

Horticultural Group
Single Korean chrysanthemums are perennials with lobed leaves and single flowerheads

How to grow

Cultivation

Grow in a sheltered site in full sun in fertile well-drained soil, enriched with organic matter and general purpose fertiliser. Water freely in dry weather. Pinching out the growing tip when the plants are 15-20cm tall to encourage free flowering bushy plants. Staking is usually required. There is no need to deadhead

Propagation

Propagate by softwood cuttings taken in spring from shoots from stored stools

Suggested planting locations and garden types
  • Cottage and informal garden
  • Wildlife gardens
  • Cut flowers
  • Flower borders and beds
Pruning

Cut back to near ground level after flowering

Pests

May be susceptible to aphids and leaf miners. Leaf and bud eelworms can damage stock that has not been heat-treated. Earwigs sometimes damage blooms. Capsid bug and glasshouse red spider mite are occasional pests

Diseases

May be susceptible to glasshouse grey mould, powdery mildews and chrysanthemum white rust

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