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MAGNOLIA grandiflora 'Alta'
Commonly known as Bull bay, Loblolly magnolia
Very hardy variety. Columnar in habit. Dark green shiny leaves and rust coloured indumentum. White fragrant flowers
Further Reading....
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EvergreenNarrowly ovate, leathery leaves to 20cm (8in) long
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White -
Height6m (20ft) -
Spread2m (6½ft)
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TreeCompact, upright habit
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Hardy - cold winterHardy in most places throughout the UK even in severe winters. May not withstand open/exposed sites or central/northern locations. Plant can withstand temperatures down to -15°C (5°F) -
Against a wall
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Full sun -
Partial shade
MAGNOLIA grandiflora 'Alta'
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Additional Features
Good to knowGood against a sunny wall. The columnar habit makes this just suitable for a garden with limited space.
Pests & DiseasesScale insects, honey fungus, coral spot
Place of originSoutheastern USA. Garden origin. USA. 1993. Thomas Julian Strickland -
Burncoose SpecialitiesMagnolias - smaller gardens
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Core PlantsMagnolia
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Flower ShapeCup-shaped
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Garden Location/ConditionsSuitable for small gardens
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HardinessFully hardy
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Leaf margin
Entire(see photos above) -
Leaf shape
Ovate
(see photos above) -
Pruning group
Pruning group 6Suitable for: Evergreen shrubs or climbers that need little to no pruning.
Action: Trim back shoots that spoil symmetry and to fit available space.
When: Annually after flowering if on previous year's growth, or in later Winter or Spring if flowering on current year's growth, or as requires.
RHS group 9 & 11 -
Scented PlantsScented flowersRichly fragrant
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Seasonal InterestAutumnSummer
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Soil ConditionsFertile moist well-drained soilHumus-richNeutral to acid soilNeutral to alkaline soilSuitable for chalk
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Tree ShapeNarrowly columnar
Jan
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Magnolia - A guide to sizing and pricing
Magnolia - Spotlight Videos
- Best yellow magnolias - Video Tip ondemand_video
- Magnolia 'Caerhays Belle'
- M. campbellii in late January - Video Tip ondemand_video
- Magnolia campbellii 'Alba' - Video Tip ondemand_video
- M. campbellii alba 'Strybing White' - Video Tip ondemand_video
- Magnolia globosa - Video Tip ondemand_video
- Magnolia insignis - Video Tip ondemand_video
- Magnolia 'Lanarth' - Video Tip ondemand_video
- Magnolia 'Lois', 'Peachy' & 'Limelight'
- Magnolia 'Peachy' and 'Daybreak' Video Tip ondemand_video
- M. 'Pink Flush' in June - Video Tip ondemand_video
- Magnolia 'Tikitere' - Video Tip ondemand_video
- M. 'Star Wars', doltsopa & veitchii - Video Tip ondemand_video
- M. sieboldii, sieboldii sinensis, x wieseneri, 'Summer Solstice' - Video Tip ondemand_video
- M. 'Altas', 'Raspberry Fun', 'Sunrise' & x veitchii - Video Tip ondemand_video
- Magnolia 'Tropicana' - Video Tip ondemand_video
- Magnolia 'Todd's Forty Niner' - Video Tip ondemand_video
- M. 'Todd's Forty Niner' Late January - Video Tip ondemand_video
- Various Magnolias in early March - Video Tip ondemand_video
- Michelia foveolata - Video Tip ondemand_video
- Michelia macclurei - Video Tip ondemand_video
- 5 Michelias in April - Video Tip ondemand_video
- M. 'Woodsman' x 'Patriot' - Video Tip ondemand_video
- Unnamed hybrids - Video Tip ondemand_video
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6m (20ft)
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2m (6½ft) |
Useful extras...
Fertilisers & Feeds - Vitax
Q4 Pelleted Fertiliser
A useful fertiliser suitable for use on a wide variety of plants. Q4 provides all the nutrients and trace elements essential for vigorous growth, abundant flowering and ripening of fruit.
3 options from £6.00
Fertilisers & Feeds - Empathy
Rootgrow mycorrhizal fungi
Recommended by the RHS. Contains Rootgrow™ mycorrhizal fungi. Suitable for all trees and shrubs (except rhododendrons, azaleas, heathers, cranberries and blueberries)
2 options from £6.00
Fertilisers & Feeds - Empathy
All-purpose Seaweed Stimulant
All-purpose organic concentrated seaweed feed that is a ready to use, derived from sustainable harvested kelp, that can be used on all outdoor and indoor plants, except acid loving plants.
Perfect used in conjunction with Rootgrow™.
Only £7.50
Vermin & Pest Control
Slug Pellets
Slug killer blue mini pellets are easy to use and give effective control of slugs and snails.
Ideal in garden, conservatory or greenhouse.
Only £6.50
Vermin & Pest Control
Copper Tape
Quick and easy way to repel slugs and snails from your pots with this adhesive copper tape.
Only £7.50
Garden Goodies
Slate Plant Labels
These wonderfully tactile natural slate plant labels are hand made in Cornwall and come with a chalk pen.
Just stick them in your pot or border. Pack of 6.
Only £10.20
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