Erica vagans 'Grandiflora'

RHS Plant Profile
Cornish heath 'Grandiflora'

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Shrubs

Spreading, evergreen shrub of open habit, about 60-90cm in height, bearing linear mid-green leaves. Produces very long, cylindrical sprays of bell-shaped, shell-pink flowers from mid summer to mid autumn

Position

Full sun

Soil Types

Clay, Loam, Sand

Max Height

0.5-1 metres

Max Spread

1-1.5 metres

Size

Time to Maturity
5–10 years
Max Spread
1-1.5 metres
Max Height
0.5-1 metres

Growing Conditions

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

Position

Full sun
Aspect
South–facing or West–facing or East–facing
Exposure
Exposed or 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
Ericaceae
Native to GB/Ireland
No
Foliage
Evergreen
Habit
Spreading branched
Genus
Erica can be prostrate or erect, evergreen shrubs with fine, needle-like leaves in whorls, and racemes or panicles of small, bell-shaped or tubular flowers
Name Status
Accepted

How to Grow

Cultivation

Best grown in neutal to acid well-drained soil in an open site with full sun but tolerant of alkaline soils. Ideal for growing in containers in lime free (ericaceous) potting compost. See Hardy heathers and erica cultivation

Propagation

Propagate by semi-ripe cuttings in mid or late summer

Suggested planting locations and garden types

  • Coastal
  • Cottage and informal garden
  • Patio and container plants
  • Wildlife gardens
  • Flower borders and beds
  • Hedging and screens

Pruning

Pruning group 10 after flowering

Pests

Generally pest-free

Diseases

May be susceptible to fungal diseases, including honey fungus (rarely), and Phytophthora root rot, in wet conditions