Giant Redwood 20/40cm (5L)

Giant Redwood 20/40cm (5L)

Sequoiadendron giganteum

£42.69

This 20/40cm Giant Redwood – Sequoiadendron giganteum comes in a generous 5L pot. The larger pot ensures strong root development. This AGM winner offers excellent value for future grandeur.

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Grown in Britain

The Giant Redwood – Sequoiadendron giganteum appears here as a young 20/40cm specimen in a generous 5L pot. This combination ensures strong root development from the start.

These compact trees carry the prestigious RHS Award of Garden Merit (AGM). Their early blue-green foliage already shows the classic Giant Redwood character. In California, wild specimens soar past 95 metres. They adapt beautifully to all British regions.

The substantial 5L pot provides excellent root space. This gives better stability and faster establishment. Young trees at this size are easy to plant and handle. They grow steadily into magnificent specimens.

Each small tree shows early signs of its future grandeur. The soft, dense foliage forms neat, distinctive sprays. Though rare in their native Sierra Nevada, they thrive here. British gardens offer them perfect growing conditions.

These remarkable conifers love our climate. They establish quickly in most soil types. Every specimen promises future magnificence. They create living landmarks for coming generations.

The Giant Redwood, holds several impressive records:

  1. Largest Trees: Giant sequoias are among the largest living organisms on Earth, with some specimens reaching astounding heights of over 95m or more.
  2. Oldest Trees: While not as old as the bristlecone pine, giant sequoias are still some of the oldest trees on the planet, with some individuals estimated to be over 3,000 years old.
  3. Largest Volume: In terms of sheer volume, the giant sequoia is unparalleled. Its massive trunks and thick branches contribute to its impressive girth and immense overall size.
  4. Largest Tree by Volume: The “General Sherman” tree, located in California’s Sequoia National Park, holds the title of the largest tree by volume. It boasts a volume of approximately 52,500 cubic feet (1,487 cubic meters).
  5. Largest Tree by Circumference: The “General Grant” tree, found in Kings Canyon National Park, California, is known as the “Nation’s Christmas Tree” and holds the title of the second-largest tree by volume, but it has the largest base circumference of approximately 107 feet (32.6 meters).
  6. Largest Grove: The Giant Forest, situated in Sequoia National Park, contains a significant concentration of giant sequoias and is one of the most iconic and extensive groves of these majestic trees.

These records make the Sequoiadendron giganteum an awe-inspiring species, attracting nature enthusiasts and conservation efforts to preserve these remarkable giants for generations to come.

Plant your Giant Redwood – Sequoiadendron giganteum in well-drained soil in full sun to partial shade. While adaptable to most soil types, they prefer slightly acidic to neutral conditions. Water regularly when young, particularly during dry spells, though established trees become remarkably drought tolerant. No regular pruning is needed as they naturally form their classic shape. A yearly feed with a balanced fertiliser in spring will support healthy growth. Although hardy when mature, young trees benefit from shelter against strong winds.

Ultimate height
Higher than 12 metres

Time to ultimate height
20–50 years

Ultimate spread
Wider than 8 metres

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These prices are based on delivery to UK Mainland. Delivery to Highlands & Islands will be more.
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Royal Mail Letter - Royal Mail Tracked £2.71
Royal Mail Letter - Royal Mail Second Class £1.10
Standard Items - Standard Courier (APC) £8.95
Standard Items - Standard Courier (Evri) £4.99
Medium Items - Standard Courier (APC) £9.95
Medium Items - Standard Courier (APC/-5|£10.95
Large Items - Pallet Courier £95.00 This item
Large Items - Standard Courier (APC) £20.95 This item
Pallet Courier - Pallet Courier£95.00

Giant Redwood – Sequoiadendron giganteum Care Guide

The Giant Redwood – Sequoiadendron giganteum, also known as the Wellingtonia here in the UK or Sierra Redwood in the USA, is among the most imposing of all conifers. While it won’t reach the monumental sizes seen in its native California, UK specimens can still grow to impressive heights of 30-40 metres or more. Distinguished by its massive trunk, soft, fibrous red-brown bark, and pyramidal shape, this evergreen giant creates an unforgettable presence in the landscape. Despite its enormous size, it’s surprisingly adaptable and has been successfully grown in UK gardens since Victorian times.

Soil Requirements
Giant Redwoods prefer well-draining, deep soils with a pH between 6.0 and 7.0. While adaptable to various soil types, they perform best in moisture-retentive, fertile soils with good organic content. The soil should be free-draining but capable of maintaining consistent moisture, as these trees require regular access to water despite being somewhat drought-tolerant once established.

Watering Guidelines
Newly planted trees need regular, deep watering to establish a strong root system during their first 2-3 years. Create a watering basin around the trunk and water deeply but infrequently to encourage deep root growth. Mature trees are more drought-tolerant but benefit from supplemental watering during extended dry periods. Container-grown specimens require more frequent watering and excellent drainage.

Seasonal Maintenance

Spring (March-May)
Apply a balanced, slow-release fertiliser if needed, particularly for younger specimens. Refresh the mulch layer, maintaining a depth of 7-10cm while keeping it away from the trunk. Check for winter damage and remove any dead or damaged branches.

Summer (June-August)
Monitor soil moisture levels, particularly during hot spells. While established trees are relatively drought-tolerant, consistent moisture promotes optimal growth. Minimal pruning is needed; focus on removing any dead, diseased, or crossing branches.

Autumn (September-November)
Reduce watering as temperatures cool and growth slows. Apply a fresh layer of mulch to protect roots through winter. Clear fallen debris from around the base to discourage pest habitation and disease.

Winter (December-February)
While generally hardy, young trees may benefit from protection against severe frost and cold winds. Avoid watering during freezing conditions. Check regularly for snow damage, particularly on younger specimens, as heavy snow can break branches.

Additional Care Notes
Giant Redwoods require significant space, not just for their height but also for their considerable spread at maturity. They create impressive vertical features and make excellent specimen trees in larger landscapes. While they can tolerate some pruning when young to maintain shape, they’re best left to develop their natural form.

These trees are generally resistant to pests and diseases, but regular monitoring helps identify any issues early. They prefer locations with full sun and shelter from strong winds, particularly when young. Consider their ultimate size carefully before planting, as they can dominate a landscape and potentially affect neighbouring properties.

Unlike their coastal cousin, Giant Redwoods have a better tolerance for drier conditions once established, though they still appreciate consistent moisture. Their impressive longevity means they can become heritage trees for future generations, making them an excellent choice for parks, large estates, and spacious private gardens where they have room to achieve their magnificent potential.

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