Abies grandis 'Van Dedem's Dwarf'

RHS Plant Profile
grand fir 'Van Dedem's Dwarf'

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A globose, cone-shaped dwarf pine with upright branches of dark green needles which are silver-grey underneath. Small reddish-brown cones appear in the summer and autumn. A suitable pine for rockeries or small gardens.

Position

Full sun

Soil Types

Chalk, Clay, Loam, Sand

Max Height

Higher than 12 metres

Max Spread

wider than 8 metres

Size

Time to Maturity
20–50 years
Max Spread
wider than 8 metres
Max Height
Higher than 12 metres

Growing Conditions

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

Position

Full sun
Aspect
East–facing or North–facing or South–facing or West–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)
H7

Colour & Scent

Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Pinaceae
Native to GB/Ireland
No
Foliage
Evergreen
Habit
Columnar upright
Genus
Abies are evergreen conifers, often very tall, with whorled branches bearing flattened, linear leaves, often whitish beneath, and on the upper branches, large cones which break up whilst attached to the tree
Name Status
Accepted

How to Grow

Cultivation

Grow in deep, neutral to slightly acidic, moist but well-drained soil, in full sun, with some shelter from cold winds. See conifer cultivation

Propagation

Propagate by grafting in winter

Suggested planting locations and garden types

  • City and courtyard gardens
  • Cottage and informal garden
  • Rock garden
  • Patio and container plants
  • Low Maintenance

Pruning

No pruning required

Pests

May be susceptible to adelgids and aphids

Diseases

May be susceptible to honey fungus but generallt disease free