Pinus lambertiana (Sugar Pine)


Michael's Opinion

A tall specimen tree commonly used throughout landscapes. Can be used as a shade or privacy screen, best suited for cool coniferous woods with well drained soils , vigorous in certain areas.

Botanical Information

FamilyPinaceae
GenusPinus
Specieslambertiana
CategoryWoody
TypeTree (evergreen)
OriginMountains of Oregon and California.
Pronunciation

Details

USDA Hardiness Zone5-10
USDA Hardiness Ref.
Canadian Hardiness Zone7a
Canada Hardiness Ref.
RHS Hardiness Ref.
Temperature (°C) -18 - (-12)
Height40-60 m
Spread2-6 m
GrowthFast
Flowering PeriodJuly

Description and Growing Information

General DescriptionNative tree that is fast growing, green to blue in colour, bark greyish brown in colour.
ID CharacteristicNeedles in fascicles of 5 with deciduous sheath and green in colour.
ShapeDense pyramidal shape.
LandscapeCan be used as large specimen or screen, thrives in moist soil. being such a large tree it needs open space for mature growth.
PropagationThrough seedlings , woody stem cuttings using perlite mix and single leaf fascicles off young trees.
CultivationCommonly found in cool coniferous woods, growing best in well drained sandy loam soils. Will not grow in shade, tolerant of drought.
PestsWhite pine blister rust.
HabitatCool coniferous woods with well drained soils.
Bark/Stem DescriptionYoung bark is think and greyish green becoming up to 7 cm thick, narrow scaly ridges isolated by deep grooves.
Flower/Leaf Bud DescriptionCylindrical buds, red-brown in colour, resinous.
Leaf DescriptionEvergreen needles, 6-11 cm long, arranged in fascicles of 5, bluish green with white lines running vertically , apex pointed.
Flower DescriptionLong cones, 20-50 cm long , often found in clusters, shiny yellow – brown, lance cylindric , clustered near tips.
Fruit DescriptionLarge cylindrical cones , yellow - brown , thick dark scales with long stocks.
Colour DescriptionNeedles green-blue and greyish green, stem greyish brown in colour.
Texture DescriptionBark is rough to the touch, needles are apex pointed.

Photographs