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Shrubs

Pinus strobus 'Blue Shag'

Weymouth pine 'Blue Shag'

A dense, rounded, dwarf, evergreen conifer with short, blue-green needles in clusters of five. Once established. cylindrical green female cones appear in late Summer-Autumn, ripening to brown. Shows tolerance to salt-laden air, ideal for coastal planting

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Plant nurseries
3 suppliers

Ultimate height

1–1.5 metres

Time to ultimate height

10–20 years

Ultimate spread

1–1.5 metres

Clay

Loam

Sand

Moisture

Well–drained, Moist but well–drained

pH

Acid, Alkaline, Neutral

	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Full sun

Aspect

West–facing or South–facing or East–facing

Exposure

Exposed or Sheltered

Drought resistance

Yes

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: Bushy
Genus: Pinus can be shrubs or large, evergreen trees, some species with attractive bark, developing an irregular outline with age and bearing long needle-like leaves in bundles of 2, 3 or 5; conspicuous cones may fall or remain on the tree for years
Name status: Accepted

How to grow

Cultivation

Grow in any well-drained soil in full sun

Propagation

Propagate by seed

Suggested planting locations and garden types

City and courtyard gardens
Gravel garden
Rock garden
Coastal
Low Maintenance

Pruning

No pruning required

Pests

May be susceptible to aphids, pine shoot moth, sawflies, adelgids

Diseases

May be susceptible to honey fungus and needle cast diseases

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