Magnolia soulangeana 'Alba Superba' (White Saucer magnolia)


Botanical Information

FamilyMagnoliaceae
GenusMagnolia
Speciessoulangeana
Cultivar'Alba Superba'
SynonymsMagnolia soulangiana, Magnolia soulangeana
CategoryWoody
TypeTree (deciduous), Shrub (deciduous)

Details

USDA Hardiness Zone6b-7a
USDA Hardiness Ref.
Canadian Hardiness Zone6b
Canada Hardiness Ref.
RHS Hardiness ZoneH6
RHS Hardiness Ref.
Temperature (°C)-20 to -15
Temperature (°F)4 to 5
Height4 - 8 m
Spread4 - 8 m
Flowering PeriodApril

Description and Growing Information

General DescriptionA smaller tree producing large, white, goblet-shaped flowers.
ShapeUpright.
LandscapeGreat for large properties such as parks and estates, and as a perfect shade tree.
PropagationPropagated from softwood cuttings in the late spring to early summer, or semi-ripe cuttings in the late autumn
CultivationGrows best in well-draining, neutral to acidic moist soil. Prefers full sun to partial shade, and requires shelter from cold winds
PestsSusceptible to scale insects, capsid bugs and horse chestnut scale.
Notable SpecimensBurncoose Nursery and Garden, Redruth, Cornwall, United Kingdom
HabitatHorticultural origin.
Flower/Leaf Bud DescriptionLarge, fragrant white flowers. Goblet shaped with a slight purple coluring at the base.

Photographs