Clematis patens 'Manshuu Ki' (EL)

RHS Plant Profile
clematis 'Manshuu Ki'

Synonyms

Clematis 'Mansyu-ki'
Clematis 'Yellow Queen' Holland
Clematis Wada's Primrose

Climber Wall Shrub

Compact, deciduous climber about 3m in height, with pale green leaves and bearing large, scented, single flowers to 18cm across, creamy-yellow or pale yellow-green, deeper in colour along the central ridged band on each petal, with creamy-yellow stamens, flowering late spring to early summer and late summer. Long-lasting shiny, spherical seedheads follow

Position

Partial shade

Soil Types

Chalk, Clay, Loam, Sand

Max Height

2.5-4 metres

Max Spread

1.5-2.5 metres

Size

Time to Maturity
2–5 years
Max Spread
1.5-2.5 metres
Max Height
2.5-4 metres

Growing Conditions

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

Position

Partial shade
Aspect
West–facing or East–facing or North–facing
Exposure
Sheltered
Hardiness
H5

Colour & Scent

Fragrance Flower
Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Ranunculaceae
Native to GB/Ireland
No
Foliage
Deciduous
Habit
Climbing
Potentially harmful
Skin irritant. Wear gloves and other protective equipment when handling. Pets (rabbits): Harmful if eaten. For further information and contact numbers regarding pets, see the HTA guide to potentially harmful plants
Genus
Clematis can be deciduous or evergreen shrubs or herbaceous perennials, mostly climbing by twining leaf-stalks, and often with showy flowers. Some have attractive fluffy seedheads in autumn
Name Status
Accepted
Horticultural Group
Early Large-flowered clematis have large star-shaped flowers in early summer, often with a second flowering in late summer

How to Grow

Cultivation

Plant in moisture-retentive, well-drained soil, best in part shade, with the roots and base of the plant kept cool and shaded by other plants or a layer of pebbles at the base. Plant with the crown 5-8cm deep to encourage new shoots to grow from below ground level. See clematis cultivation

Propagation

Propagate by softwood cuttings in spring, semi-ripe cuttings in early summer or layering

Suggested planting locations and garden types

  • City and courtyard gardens
  • Cottage and informal garden
  • Climber and wall shrubs
  • Wall side borders

Pests

May be susceptible to aphids, snails and caterpillars; petals may be eaten by earwigs

Diseases

May be susceptible to honey fungus (rarely), clematis wilt and clematis slime flux