Jasminum officinale f. affine

RHS Plant Profile

large-flowered jasmine

Synonyms

Jasminum officinale 'Affine'
Jasminum officinale 'Grandiflorum'
Jasminum officinale var. grandiflorum hort.
Jasminum affine
Jasminium aureum
Jasminum grandiflorum misapplied

Climber Wall Shrub

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A large, deciduous, climber to 12m in height, bearing mid-green leaves with 7-9 leaflets. Very fragrant, large, white flowers, often pink tinged on the reverse of the petals, open in terminal clusters of 3 to 10 in summer and early autumn, sometimes followed by blackish-purple fruits

Position

Full sun, Partial shade

Soil Types

Chalk, Clay, Loam, Sand

Max Height

4-8 metres

Max Spread

0.5-1 metres

Size

Time to Maturity: 5–10 years
Max Spread: 0.5-1 metres
Max Height: 4-8 metres

Growing Conditions

Chalk Clay Loam Sand

Moisture: Moist but well–drained or 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): H5

Colour & Scent

Fragrance Flower

Season	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family: Oleaceae
Native to GB/Ireland: No
Foliage: Deciduous
Habit: 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

To bring out the sweet fragrance of the flowers, the ideal planting position should be warm, sunny and sheltered but it will cope with partial shade and colder positions provided the soil is well-drained

Propagation

Propagate by layering, hardwood cuttings or semi-hardwood cuttings

Suggested planting locations and garden types

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

Pruning

Prune out thin, old shoots after flowering

Pests

May be susceptible to aphids, scale insects and mealybugs and glasshouse red spider mite under glass

Diseases

May be susceptible to honey fungus (rarely)