Wisteria × formosa 'Enchantment'

RHS Plant Profile

Japanese wisteria 'Enchantment'

RHS

Climber Wall Shrub

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A vigorous, deciduous climber about 9m high, with twining stems, leaves composed of 9-15 green leaflets, flushed bronze when young, and bearing racemes of pea-like, fragrant, pale blue flowers to 25cm long, with blue-flushed white and yellow markings, opening in late spring and early summer, sometimes followed by bean-like seed pods

Position

Full sun, Partial shade

Soil Types

Chalk, Clay, Loam, Sand

Max Height

8-12 metres

Max Spread

wider than 8 metres

Size

Time to Maturity: 10–20 years
Max Spread: wider than 8 metres
Max Height: 8-12 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
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): H6

Colour & Scent

Fragrance Flower

Season	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family: Fabaceae
Native to GB/Ireland: No
Foliage: Deciduous
Habit: Climbing
Potentially harmful: Harmful if eaten. Wear gloves and other protective equipment when handling. Pets: Harmful if eaten - for further information and contact numbers regarding pets, see the HTA guide to potentially harmful plants
Genus: Wisteria are vigorous woody climbers with twining stems bearing pinnate leaves and long pendulous racemes of fragrant pea-like flowers in spring and early summer
Name Status: Accepted

How to Grow

Cultivation

Grow informally into a large strong deciduous tree, or formally with support such as wires on a wall, over an arch or pergola, in fertile, moist but well-drained soil in full sun or partial shade. See wisteria cultivation for more advice

Propagation

Propagate by layering in spring, softwood cuttings from late spring to early summer, hardwood cuttings in winter, root cuttings in late winter or grafting in late winter

Suggested planting locations and garden types

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

Pruning

See pruning wisteria

Pests

May be susceptible to aphids, glasshouse red spider mite, and scale insects including wisteria scale

Diseases

May be susceptible to honey fungus (rarely), phytophthora root rot, coral spot, fungal leaf spot, virus diseases, and powdery mildews