Campsis radicans f. flava

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yellow trumpet vine

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yellow trumpet vine RHS 2002
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Synonyms

Campsis radicans 'Flava'
Campsis radicans 'Yellow Trumpet'
Campsis flava

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Climber Wall Shrub
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A large, vigorous deciduous climber with strongly toothed leaflets and trumpet-shaped, deep yellow flowers to 8cm in length

Position

Full sun

Soil Types

Chalk, Clay, Loam, Sand

Max Height

8-12 metres

Max Spread

2.5-4 metres

Size

Time to Maturity
5–10 years
Max Spread
2.5-4 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
Aspect
West–facing or South–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)
H4
Drought Resistance
Yes

Colour & Scent

Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Bignoniaceae
Native to GB/Ireland
No
Foliage
Deciduous
Habit
Climbing
Genus
Campsis are fast-growing deciduous climbers clinging by aerial roots, pinnate leaves and clusters of tubular-funnel-shaped flowers in late summer or early autumn
Name Status
Correct
Plant Range
USA

How to Grow

Cultivation

A climber that despite its exotic-looking flowers is reasonably hardy if grown against a warm, sunny wall

Propagation

Propagate by seed, layering, hardwood cuttings or root cuttings

Suggested planting locations and garden types

  • Mediterranean climate plants
  • City and courtyard gardens
  • Coastal
  • Cottage and informal garden
  • Wildlife gardens
  • Wall side borders
  • Climber and wall shrubs

Pruning

Pruning campsis; pruning group 12 in late winter or early spring

Pests

May be susceptible to aphids

Diseases

May be susceptible to honey fungus