Overview
Cenolophium denudatum is a bushy herbaceous perennial in the genus Cenolophium, part of the Apiaceae family, with semi evergreen foliage. It typically grows around 1-1.5 metres tall and 0.1-0.5 metres wide, reaching full size in around 2-5 years. Cenolophium denudatum grows best in full sun and partial shade, and tolerates most soils and any pH. Its UK hardiness is rated H6. It is a holder of the RHS Award of Garden Merit. Suggested uses include cottage and informal garden, prairie planting, wildlife gardens, city and courtyard gardens, gravel garden and mediterranean climate plants. It is native to Europe and Asia.
About
Cenolophium denudatum is a rapidly expanding, semi-evergreen perennial that typically grows to about 150 cm tall. It features finely dissected dark green leaves that create a dense clump. In June and July, purple stems rise above the foliage, supporting abundant flat clusters of greenish-white flowers.
About the genus
Cenolophium are herbaceous perennials that shed their leaves in the fall. They feature finely divided, triangular-shaped foliage and produce umbrella-like clusters of numerous small white blossoms.
Growing conditions
Best soil and position for Cenolophium
- Sunlight
- Full sun, Partial shade
- Soil type
- Chalk, Clay, Loam, Sand
- Soil pH
- Acid, Alkaline, Neutral
- Soil moisture
- Moist but well-drained
- Aspect
- South-facing, East-facing, West-facing
- Exposure
- Exposed, Sheltered
- UK hardiness
- H6
Plant details
Cenolophium denudatum size, habit and characteristics
- Plant type
- Herbaceous Perennial
- Habit
- Bushy
- Foliage
- Semi evergreen
- Height
- 1-1.5 metres
- Spread
- 0.1-0.5 metres
- Time to full height
- 2-5 years
- Suggested uses
- Cottage and informal garden, Prairie planting, Wildlife gardens, City and courtyard gardens, Gravel garden, Mediterranean climate plants
- Native to
- Europe, Asia
Care notes
Pruning and caring for Cenolophium denudatum
- Cultivation
- Grow in any moist, but well-drained soil in sun or partial shade
- Pruning
- No pruning required. Cut back foliage at the end of the season
- Propagation
- Propagate by seed sown in containers in a cold frame in autumn or spring. Can also be propagated by root cuttings in mid-winter
- Pest resistance
- Generally pest-free
- Disease resistance
- Generally disease-free
Frequently asked questions
How do I grow Cenolophium denudatum?
Grow in any moist, but well-drained soil in sun or partial shade.
Where is the best place to plant Cenolophium denudatum?
Cenolophium denudatum prefers full sun and partial shade. It suits exposed and sheltered positions.
What soil does Cenolophium denudatum need?
Cenolophium denudatum is adaptable and grows happily in most soil types, including chalk, clay, loam and sand. It is happy in soil of any pH. Aim for soil that stays moist but well-drained.
How do I prune Cenolophium denudatum?
No pruning required. Cut back foliage at the end of the season.
How big does Cenolophium denudatum grow?
Cenolophium denudatum reaches a height of 1-1.5 metres and a spread of 0.1-0.5 metres. It takes around 2-5 years to reach full size.
Is Cenolophium denudatum hardy in the UK?
Cenolophium denudatum has a UK hardiness rating of H6.
How do I propagate Cenolophium denudatum?
Propagate by seed sown in containers in a cold frame in autumn or spring. Can also be propagated by root cuttings in mid-winter.