Woody > Magnolia > Magnolia x loebneri > Magnolia x loebneri 'Merrill'
Magnolia x loebneri
'Merrill'
Merrill Magnolia
Origin: Originated as a cross between M. kobus and M. stellata at the Arnold Arboretum, Massachusetts, United States of America around 1939.
| Family |
| Magnoliaceae |
| Genus |
| Magnolia |
| Species |
| x loebneri |
| Cultivar |
| 'Merrill' |
| Category |
| Woody |
| Type |
| Tree (deciduous) |
| Pronunciation |
| USDA Hardiness Zone |
| 6b - 7a |
| Canadian Hardiness Zone |
| 6 |
| RHS Hardiness Zone |
| H6 |
| Temperature (°C) |
| -21 - (-15) |
| Temperature (°F) |
| -5 - 5 |
| Height |
| 5 m |
| Spread |
| 6 m |
Photographs
Awards
Description and Growing Information
Flowering Period
| Landscape |
| Informal gardens and container plants. |
| Cultivation |
| Grown in partial shade to full sun, in well-drained neutral to acidic soils. |
| Shape |
| Large, pyramidal to rounded crown. |
| Growth |
| Fast |
| ID Characteristic |
| Frail stems holding oblong leaves, topped with small white flowers. |
| Pests |
| Snails, scale and capsid bug. |
| Habitat |
| Horticultural origin. |
| Bark/Stem Description |
| Smooth glabrous stems with slightly significant lenticels. Mature bark is more coarse but fragile and susceptible to machinery damage. |
| Flower/Leaf Bud Description |
| The terminal flower buds are extremely tomentose, are two-scaled and measure 2 - 5 cm in length. Vegetative buds are 1/4 the size of flower buds. |
| Leaf Description |
| Simple, alternate oblong-pinnate leaves up to 8 cm long. |
| Flower Description |
| Fragrant white flowers. |
| Colour Description |
| Characteristically porcelain white flowers with medium to dark green foliage. Dark brown to greyish brown bark. |
| Texture Description |
| Medium. |
| Notable Specimens |
| The Mac Cuddy Botanic Gardens, Strathroy, Ontario, Canada. |
| Propagation |
| Softwood or semi-hardwood cuttings. |
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