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Woody > Magnolia > Magnolia 'Spectrum'

Magnolia

'Spectrum'





Origin:  Spectrum is a magnolia hybrid from 1963. It was bred by W.Kosar from the US National Arboretum as a cross between Magnolia liliiflora 'Nigra' and Magnolia sprengeri ‘Diva’.
Family
Magnoliaceae
Genus
Magnolia
Cultivar
'Spectrum'
Category
Woody
Type
Shrub (deciduous)
USDA Hardiness Zone
4 - 9
Canadian Hardiness Zone
5 - 8
RHS Hardiness Zone
H6
Temperature (°C)
-30
Temperature (°F)
-20
Height
6-8 m
Spread
4-8 m
Photographs
Description and Growing Information
Flowering Period
AprilMay
Landscape
Popular as a landscape feature when in bloom but otherwise having the character of a small tree and thus suitable for landscapes with limited space. Structural pruning will enhance the form and help to produce a more open specimen.
Cultivation
Grow in moist, well-drained, preferably acidic to neutral soil in sun or partial shade.
Shape
Symmetrical, like a cone with rounded base.
Growth
Medium
Pests
acterial leaf spot, spot anthracnose, canker, dieback, butt rot, powdery mildew, anthracnose, fungal spots, weevils, snails, scale insects, thrips, planthoppers.
Leaf Description
Large, deep green, ovate, deciduous.
Flower Description
Fragrant flowers that are rich purple pink outside and almost white inside.
Notable Specimens
Caerhays Castle, Goran, Cornwall, United Kingdom.
Propagation
By softwood cuttings in spring or early summer, or semi-ripe cuttings in late summer and autumn.
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