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Herbaceous Perennial

Sidalcea 'Party Girl'
  • RHS Plants for pollinators

prairie mallow 'Party Girl'

'Party Girl' is a seed-raised, slightly variable deciduous perennial to 75cm tall, with rounded basal leaves, lobed stem leaves, and loose racemes of white-centred, bright pink flowers 5cm across in early summer

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Size
Ultimate height
0.5–1 metres
Time to ultimate height
2–5 years
Ultimate spread
0.1–0.5 metres
Growing conditions
Loam
Moisture
Moist but well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Green
Summer Pink White Green
Autumn
Winter
Position
  • Full sun
Aspect

South–facing or West–facing

Exposure
Exposed or Sheltered
Hardiness
H7
Botanical details
Family
Malvaceae
Native to the UK
No
Foliage
Deciduous
Habit
Bushy
Genus

Sidalcea can be annuals or perennials, forming a clump of rounded or palmately lobed basal leaves, with erect stems bearing more deeply divided leaves and terminal racemes of 5-petalled mallow-like flowers

Name status

Accepted

How to grow

Cultivation

Best grown in full sun and moist but well-drained soil that is not wet in winter. Plants can be short lived in heavy soils

Propagation

Propagate by seed or division in spring

Suggested planting locations and garden types
  • Coastal
  • Cottage and informal garden
  • City and courtyard gardens
  • Flower borders and beds
Pruning

Cut back after flowering to encourage fresh foliage and a longer flowering season

Pests

May be susceptible to slug and snail damage on young growth but generally pest free

Diseases

May be susceptible to rust diseases but generally disease-free

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