Magnolia x loebneri 'Donna' (Donna Magnolia)


Botanical Information

FamilyMagnoliaceae
GenusMagnolia
Speciesx loebneri
Cultivar'Donna'
CategoryWoody
TypeTree (deciduous), Shrub (deciduous)

Details

USDA Hardiness Zone4a - 8b
USDA Hardiness Ref.
Canadian Hardiness Zone5 - 9
Canada Hardiness Ref.
RHS Hardiness ZoneH6
RHS Hardiness Ref.
Temperature (°C)-34.4 - -9.4
Temperature (°F)-30 - 15
Height4-8 metres
Spread4-8 metres
GrowthSlow
Flowering PeriodApril, May

Description and Growing Information

General DescriptionA medium-sized, deciduous shrub or small tree. It produces scented, white, waterlily-shaped flowers with about 12 narrow petals in late spring
ShapeSpreading.
PropagationBy softwood cuttings in early summer or semi-hardwood cuttings in late summer.
CultivationGrows in moist but well-drained neutral to acid soil in full sun or part shade with shelter from cold winds. Late frosts may damage flower buds. Will grow in moist alkaline soils.
PestsSusceptible to scale insects, coral spot, honey fungus and phytophthora root rot.
Notable SpecimensLanhydrock House and Garden, Bodmin, Cornwall, United Kingdom.
HabitatHorticultural origin.
Leaf DescriptionThe leaves are alternate, obovate and 5 - 10 cm long.
Flower DescriptionScented, white, waterlily-shaped flowers with about 12 narrow petals.

Photographs