







Magnolia grandiflora 'Alta'
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Mature Height: 6m - 10m Approximately
Mature Width: 6 – 9 meters
Please note, as living products, our trees naturally vary in size and appearance throughout the seasons. The photos on our website are provided as a helpful guide, but may not always reflect our current batches.
We always aim to deliver stock as pictured, but some variation is to be expected. For up-to-date sizing, please refer to our current height guide. If you’d like to see photos of our current stock, just let us know—we’re happy to send them!
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We supply advanced trees to landscapers, developers, architects, and councils Australia-wide. Trade clients receive fast quotes, expert advice, and access to premium stock with reliable freight.

Magnolia grandiflora 'Alta'
is a Evergreen (foliage year round)
tree with a Mature Height of 6m - 10m Approximately,
and a Mature Width of 6 – 9 meters.
They have a Medium Growth Rate,
with per annum growth of Approx 30 – 50 cm per year (moderate).
Magnolia grandiflora 'Alta' can be used for Feature Tree, Screening or Privacy, Avenue Planting, and Shade Tree.
They tolerate Full Sun.








PLANT PROFILE
Magnolia grandiflora 'Alta', known as Alta Southern Magnolia, is a majestic evergreen tree valued for its glossy dark green foliage and large, fragrant white flowers. Growing 10–15 meters tall and 6–9 meters wide, it has an upright, pyramidal form with a well-structured crown.
This cultivar thrives in full sun to partial shade, adapts to various soils, and tolerates urban pollution. It requires moderate maintenance and regular watering during establishment but becomes drought-tolerant over time. Ideal as a specimen or shade tree, Alta Southern Magnolia adds timeless elegance and captivating fragrance to gardens, parks, and urban landscapes.
Mature Height: 6m - 10m Approximately
Mature Width: 6 – 9 meters
Approx 30 – 50 cm per year (moderate)
Use this as a reference when digging your planting hole. We recommend digging at least 10% wider than the dimensions below to encourage strong root development.
- 30cm Pot: 33cm (W) × 30cm (D)
- 40cm/45L Pot: 44cm (W) × 41.5cm (D)
- 50cm Pot / 70L Pot: 55cm (W) × 41.8cm (D)
- 100L Bag: 50.6cm (W) × 52.8cm (D)
- 150L Bag: 66cm (W) × 55cm (D)
- 200L Bag: 71.5cm (W) × 60.5cm (D)
- 300L Bag: 88cm (W) × 63.8cm (D)
- 400L Bag: 99cm (W) × 66cm (D)
- 500L Bag: 122cm (W) × 66cm (D)
- 750L Bag: 134cm (W) × 69cm (D)
- 1000L Bag: 146.3cm (W) × 71.5cm (D)
- 2000L Bag: 176cm (W) × 82.5cm (D)

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