Pinus strobus 'Fastigiata' (Pyramidal White Pine)


Michael's Opinion

A pyramidal form of our provincial tree. Loose in form and not very dense but where White Pine is desired but room does not permit our grand native tree this might be an acceptable substitute.

Botanical Information

FamilyPinaceae
GenusPinus
Speciesstrobus
Cultivar'Fastigiata'
CategoryWoody
TypeTree (evergreen)
Pronunciation

Details

USDA Hardiness Zone3b-7
USDA Hardiness Ref.
Canadian Hardiness Zone3-8
Canada Hardiness Ref.
RHS Hardiness ZoneH7
RHS Hardiness Ref.
Temperature (°C)-34
Height20 m
Spread4 m
GrowthFast
Flowering PeriodApril

Description and Growing Information

General DescriptionTall and wide with grey-green coloured bark. Grows symmetrically, upright and loosely pyramidal.
ID CharacteristicA strong single leader growing upright and pyramidal quite fast. Needles are held in fasicles of 5 and are blue-green in colour.
ShapeBroadly pyramidal, but loose becoming more so with time.
LandscapeIt may be used as a focal point, hedge, screen or windbreak, although it may be prone to salt desiccation when planted close to busy roads.
PropagationScion grafting, using Pinus strobus as an understock. Usually grafted in late winter (February to early March).
CultivationWell drained light soils, does not tolerate salt.
Notable SpecimensThe Niagara Parks Botanical Gardens, Niagara Falls, Ontario, Canada.
HabitatHorticultural origin.
Bark/Stem DescriptionBark is thin and easily damaged. Grey-green in colour and becomes grey-brown with age.
Flower/Leaf Bud DescriptionAlternate, red coloured buds.
Leaf Description5 needle fasicle that grows to be 10 cm long, very thin: not stiff.
Flower DescriptionFlowers in clustered yellow catkins and pistillate flowers in pink immature cones.
Fruit DescriptionNarrow green cones 15 cm in length maturing to brown with silvery resinous tips in its second year and becoming slightly curved; typical of the parent species.
Colour DescriptionGrey-green colour bark with yellow flowers and green needles.
Texture DescriptionFine texture.

Photographs