Calycanthus 'Venus'

RHS Plant Profile
sweetshrub 'Venus'

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sweetshrub 'Venus' RHS

Synonyms

× Sinocalycalycanthus 'Venus'
Sinocalycanthus 'Venus'

Shrubs
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A deciduous, multi-stemmed shrub, to 3m tall and wide, with glossy green leaves, up to 15cm long, that turn yellow-brown in autumn. From late spring into summer 'Venus' bears large, scented, magnolia-like, creamy-white flowers with yellow and purple central markings

Position

Full sun, Partial shade

Soil Types

Chalk, Clay, Loam, Sand

Max Height

2.5-4 metres

Max Spread

2.5-4 metres

Size

Time to Maturity
5–10 years
Max Spread
2.5-4 metres
Max Height
2.5-4 metres

Growing Conditions

Chalk Clay Loam Sand
Moisture
Moist but well–drained
pH
Acid or Alkaline or Neutral

Position

Full sun Partial shade
Aspect
South–facing or West–facing or East–facing
Exposure
Sheltered
Hardiness

Hardiness Ratings

All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets

  • H1A: under glass all year (>15C)
  • H1B: can be grown outside in the summer (10 - 15)
  • H1C: can be grown outside in the summer (5 - 10)
  • H2: tolerant of low temperatures, but not surviving being frozen (1 to 5)
  • H3: hardy in coastal and relatively mild parts of the UK (-5 to 1)
  • H4: hardy through most of the UK (-10 to -5)
  • H5: hardy in most places throughout the UK even in severe winters (-15 to -10)
  • H6: hardy in all of UK and northern Europe (-20 to -15)
  • H7: hardy in the severest European continental climates (< -20)
H5

Colour & Scent

Fragrance Flower
Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Calycanthaceae
Native to GB/Ireland
No
Foliage
Deciduous
Habit
Bushy
Potentially harmful
Humans/Pets: Harmful if eaten. Wear gloves and other protective equipment when handling For further information and contact numbers regarding pets, see the HTA guide to potentially harmful plants
Genus
Calycanthus are deciduous shrubs with simple, aromatic leaves and solitary, fragrant flowers in summer
Name Status
Accepted

How to Grow

Cultivation

Grow in moderately fertile, humus-rich, moist but well-drained soil, in full sun to part shade and provide shelter from cold, drying winds

Propagation

Propagate by softwood cuttings in late spring or early summer

Suggested planting locations and garden types

  • Cottage and informal garden
  • City and courtyard gardens
  • Flower borders and beds

Pruning

Pruning group 1

Pests

Generally pest-free

Diseases

May be susceptible to honey fungus (rarely)