About
Cleome houtteana 'Helen Campbell' is an upright, half-hardy annual featuring palmate foliage. In summer, it produces elongated clusters of white flowers with prominent stamens.
About the genus
Cleome are annual plants characterized by upright stems that support palmately divided foliage. They produce terminal racemes featuring flowers with four petals and prominent stamens.
Growing conditions
- Sunlight
- Full sun
- Soil type
- Chalk, Loam, Sand
- Soil pH
- Acid, Alkaline, Neutral
- Soil moisture
- Well-drained
- Aspect
- South-facing, West-facing
- Exposure
- Sheltered
- UK hardiness
- H2
Plant details
- Plant type
- Annual Biennial, Bedding
- Habit
- Columnar upright
- Foliage
- Deciduous
- Height
- 1-1.5 metres
- Spread
- 0.1-0.5 metres
- Time to full height
- 1-2 years
- Suggested uses
- Architectural
Care notes
- Cultivation
- Best grown in sandy or well-drained soil in a warm, sunny flower border
- Pruning
- No pruning required
- Propagation
- Propagate by seed
- Pest resistance
- Generally pest-free
- Disease resistance
- Generally disease-free