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Annual BiennialBedding

Cleome hassleriana 'Helen Campbell'
  • RHS AGM
  • RHS Plants for pollinators

spider flower 'Helen Campbell'

'Helen Campbell' is an erect, half-hardy annual with attractive palmate leaves and terminal racemes of long-stamened white flowers in summer

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Size
Ultimate height
1–1.5 metres
Time to ultimate height
1–2 years
Ultimate spread
0.1–0.5 metres
Growing conditions
Chalk
Loam
Sand
Moisture
Well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Green
Summer White Green
Autumn
Winter
Position
  • Full sun
Aspect

South–facing or West–facing

Exposure
Sheltered
Hardiness
H2
Botanical details
Family
Cleomaceae
Native to the UK
No
Foliage
Deciduous
Habit
Columnar upright
Genus

Cleome are annuals with erect stems bearing palmately divided leaves, and terminal racemes of 4-petalled flowers with conspicuous stamens

Name status

Accepted

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How to grow

Cultivation

Best grown in sandy or well-drained soil in a warm, sunny flower border

Propagation

Propagate by seed

Suggested planting locations and garden types
  • Architectural
  • Flower borders and beds
Pruning

No pruning required

Pests

Generally pest free

Diseases

Generally disease free

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