Phygelius × rectus Colorburst White (Colorburst Series)

RHS Plant Profile
Cape figwort [Colorburst White]

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Herbaceous Perennial Shrubs
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A compact, neat, upright, evergreen perennial shrub with dark green foliage. Racemes of trumpet-shaped, hanging, creamy-white flowers appear from June through to September

Position

Full sun

Soil Types

Chalk, Loam, Sand

Max Height

0.5-1 metres

Max Spread

0.1-0.5 metres

Size

Time to Maturity
2–5 years
Max Spread
0.1-0.5 metres
Max Height
0.5-1 metres

Growing Conditions

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

Position

Full sun
Aspect
East–facing or 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

Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Scrophulariaceae
Native to GB/Ireland
No
Foliage
Evergreen
Habit
Bushy, Clump forming
Genus
Phygelius are evergreen shrubs, usually grown as herbaceous perennials in cooler areas, with simple, ovate leaves and large panicles of tubular flowers in summer and autumn
Name Status
Trade

How to Grow

Cultivation

Grow in fertile, moist but well-drained soil in full sun with shelter from cold drying winds and provide a dry winter mulch

Propagation

Propagate by softwood cuttings in late spring. Remove rooted suckers in spring and overwinter young plants under glass

Suggested planting locations and garden types

  • City and courtyard gardens
  • Coastal
  • Cottage and informal garden
  • Patio and container plants
  • Flower borders and beds
  • Wall side borders

Pruning

Pruning group 9 or, if grown as a herbaceous perennial, cut back to the base in spring. Deadhead to encourage further flowering

Pests

May be susceptible to figwort weevil and capsid bug

Diseases

May be susceptible to honey fungus (rarely)