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ConifersTrees

Abies delavayi

Delavay's fir

Large, upright-growing conical, evergreen coniferous tree, reaching up to 25m when mature. Young branches are reddish and glabrous, darkening in 2nd - 3rd year. New buds are resinous, small and globular. Leaves are densely set in several overlapping ranks, covering shoots in radial way. Needles are glossy, dark-green above, with two stomatal lines underneath. Up to 3cm long and 2.5mm wide, they are often curved or ''S''-shaped, flattened at the end. Ovoid seed cones, up to 8 cm long and 4 cm wide, are dark indigo-blue when young, maturing to black.

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Ultimate height

Higher than 12 metres

Time to ultimate height

20–50 years

Ultimate spread

4–8 metres

Clay

Loam

Sand

Moisture

Moist but well–drained

pH

Acid, Neutral

	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

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)

Botanical details

Family: Pinaceae
Native to the UK: 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: Correct

How to grow

Cultivation

Grows best in deep, slightly acidic, moist but well-drained soils. New developing shoots and cones are sensitive to late frosts. It is best grown in areas with moist climate and abundant rainfall. See conifer cultivation

Propagation

Propagate by seed or by grafting.

Suggested planting locations and garden types

Architectural
City and courtyard gardens

Pruning

No pruning required

Pests

May be susceptible to adelgids and aphids

Diseases

Generally disease-free, but mat be affected by honey fungus.

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