Jasminum duclouxii

RHS Plant Profile

Ducloux’s jasmine

Climber Wall Shrub

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Tender, evergreen species woody climber reaching about 3m or more in height, with narrow glossy, leathery dark green leaves, to 18cm long and white, pink or purple flowers in terminal clusters, produced in early spring, followed by black fruits

Position

Full sun, Partial shade

Soil Types

Chalk, Loam, Sand

Max Height

2.5-4 metres

Max Spread

1.5-2.5 metres

Size

Time to Maturity: 5–10 years
Max Spread: 1.5-2.5 metres
Max Height: 2.5-4 metres

Growing Conditions

Chalk Loam Sand

Moisture: Well–drained
pH: Acid or Alkaline or Neutral

Position

Full sun Partial shade

Aspect: South–facing or West–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): H1C

Colour & Scent

Season	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family: Oleaceae
Native to GB/Ireland: No
Foliage: Evergreen
Habit: Spreading branched, Climbing
Genus: Jasminum are evergreen or deciduous shrubs, many climbing by twining stems bearing usually pinnate leaves, and star-shaped white, pink or yellow flowers, which are sometimes very fragrant. Fruit a black berry
Name Status: Correct

How to Grow

Cultivation

Under glass, grow in peat-free, loam-based compost in bright filtered or full light, and shaded from hot sun. Water freely and feed monthly in growth, water sparingly in winter. In frost-free areas, grow outdoors in fertile, well-drained soil in sun or part shade with shelter. See Jasmine cultivation

Propagation

Propagate by semi-ripe cuttings in summer or layering in autumn

Suggested planting locations and garden types

City and courtyard gardens
Coastal
Cottage and informal garden
Patio and container plants
Sub-tropical
Climber and wall shrubs
Conservatory and greenhouse
Wall side borders

Pruning

Needs little regular pruning other than to thin overcrowded growth after flowering

Pests

May be susceptible to aphids, glasshouse red spider mite and mealybugs

Diseases

May be susceptible to honey fungus (rarely)