6634002

Magnolia sieboldii 'Colossus'

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£65.00

A very rare cultivar, Magnolia sieboldii 'Colossus' is similar in appearance to the classic species, except it has much larger, semi to fully double white flowers with a cerise center.

More Information

Delivery Options
(For any number of plants sent by courier)

Standard: £6.95* 
delivered in 2-3 working days 

Priority: £15
Shipped ASAP

Click & Collect
free

*Surcharges apply for Highlands & Islands. 

Delivery Options
(For any number of plants sent by courier)

Standard: £6.95*
Delivered in 2-3 working days
Priority: £15
Shipped ASAP
Click & Collect: free
*Surcharges apply for Highlands & Islands.

£6.95 standard delivery for ANY number of plants to most of the UK*
Free delivery for orders over £60*
*Surcharges apply for Northern Scotland and Islands

1 x free Hydrangea 'Greenspire' (3L pot) with website orders over £40
Enter code FREEPLANT during checkout.
Handsome shrub with conical white and green summer flowers.
Pruned back to 30 cm for winter. One free plant per person only.

4.8 on Google Business Reviews
 

A very rare cultivar, Magnolia sieboldii 'Colossus' is similar in appearance to the classic species listed above, except it has much larger, semi to fully double white flowers with a cerise center. These flowers have a lovely, sweet scent. Long, ornamental pink fruit appear on the branches later in the year.

An unusual and eye-catching garden tree.


  • Position: Full sun or partial shade.
  • Soil: Well drained, fertile soil.
  • Hardiness: Hardy.
  • Flowering Period: May - July.
  • Flower Colour: White with a cerise center
  • Rate of Growth: Slow to moderate.
  • Habit: Magnolia sieboldii 'Colossus' grows to be a large shrub or eventually a small spreading, branching tree.
    • Height: up to 6 m (20 ft).
    • Spread: 6 m (20 ft).
How Much Sun
Full Sun, Light Shade
Eventual Size
Tree - Small (4m - 8m)
Growing Conditions
Site: Coastal Areas, Soil: Acid, Soil: Not Fussy
Special Features
Flowers in Summer, Scented, Fruit - Ornamental, Rare and Unusual

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