Horticulture Magazine

Cherry Blossom ‘Sakura’ Tree

pink cherry blossom flowers up close
By ELIZABETH WADDINGTON

Elizabeth is a Permaculture Garden Designer, Sustainability Consultant and Professional Writer, working as an advocate for positive change. She graduated from the University of St. Andrews with an MA in English and Philosophy and obtained a Diploma in Applied Permaculture Design from the Permaculture Association.

/ Updated May 22nd, 2023
Reviewed By COLIN SKELLY

Colin is a Horticulturist and Horticultural Consultant with experience in a range of practical and managerial roles across heritage, commercial and public horticulture. He holds the Royal Horticultural Society’s Master of Horticulture award and has a particular interest in horticultural ecology and naturalistic planting for habitat and climate resilience.

/ Meets Our Editorial Guidelines

Growing a cherry tree in your garden is a great idea.

If you are looking for a garden tree which provides visual appeal, then a flowering cherry tree is one of the very best options to consider.

Of course, edible cherry trees also have beautiful blossom – and provide food – so don’t rule out a fruit tree that will add to the food you can grow at home.

Here though, we will cover the largely ornamental flowering cherry trees commonly referred to as ‘Cherry Blossom Trees’.

Overview

Botanical NamePrunus (various)
Common Name(s)Japanese Cherry, Cherry Blossom Tree, Sakura
Plant TypeTree
Native AreaJapan, Europe
Hardiness RatingH6
FoliageDeciduous
FlowersWhite or pink blossom
When To PlantJanuary, February, March, November, December
Flowering MonthsMarch, April
When To PruneJuly
Sunlight

Preferred
Full Sun

Exposure
Sheltered or Exposed

Size

Height
4 – 8M

Spread
4 – 8M

Bloom Time
Spring (varies by type)

Soil

Preferred
Most soil types

Moisture
Moist but well-drained or well-drained

pH
Any

When we talk about cherry trees, these are usually categorised into three main groups.

There are sweet cherries (with fruits which can be eaten straight from the tree), sour cherries (whose fruits are tarter and usually cooked) and cherry blossom trees – or flowering cherry trees – which are usually grown predominantly for their ornamental appeal.

springtime blooming Cherry Blossom trees in a park

In Europe and N. America, these cherry trees are categorised into the Prunus genus, along with those cherry trees grown primarily for their edible fruit.

In Japan, and elsewhere in the East, they are classified as Cerasus – around 100 species distinct from the main Prunus genus.1Kato, S., Matsumoto, A., Yoshimura, K., Katsuki, T., Iwamoto, K., Tsuda, Y., Ishio, S., Nakamura, K., Moriwaki, K., Shiroishi, T., Gojobori, T., & Yoshimaru, H. (2012). Clone identification in Japanese flowering cherry (Prunus subgenus Cerasus) cultivars using nuclear SSR markers. Breeding Science, 62(3), 248–255. https://doi.org/10.1270/jsbbs.62.248

Each year, there is a cherry blossom forecast which tracks the progression of the cherry blossom blooming from the south to the north of Japan.

branches of a cherry blossom tree against a blue sky background

Many people watch eagerly and turn out in their droves to enjoy these beautiful trees.

Many foreign visitors are also drawn to the country to see the cherry blossoms each spring.

Cherry trees prized for cherry blossom viewing are usually cultivars rather than wild species; many cultivars were created in Japan, and also in Europe around the end of the 19th Century and the beginning of the 20th.

Why Grow Sakura?

The UK climate is ideally suited to growing a range of ornamental cherry trees.

These bring great ornamental appeal during the springtime when the blossom is out.

sakura trees with pink flowers by a large lake

Wildlife such as pollinators and other insects will also love the trees while they are in flower.

Some cultivars also have other features of ornamental appeal, such as purple foliage, for example.

There are many cultivars which make great specimen trees in the climate of many UK gardens.

Do They Produce Edible Fruit?

As mentioned above, cherry blossom trees are typically grown for their ornamental appeal rather than for any edible yields.

However, the fruits from some ornamental cherry trees (but not the seed inside) is edible when cooked.

Though there is not typically much flesh on these fruits, when the seeds are removed the fruits can be cooked and processed into preserves.

ripe fruit on a cherry tree

Caution (and plenty of research) is advised, however.

Common Varieties

When choosing a cherry blossom tree, there are a number of things to think about.

Consider how much space is available and whether you wish to grow in the ground or in a container.

Think about the eventual size of the tree you are considering, as some grow larger than others.

It is also important, of course, to think about the appearance of the blooms, which can vary significantly, and also about whether a particular cultivar also offers autumnal colour, beautiful bark or notable coloured foliage, for example.

Pink Kanzan Cherry Blossom flowers
‘Kanzan’ Cherry Blossoms

Here are just some of the highly regarded cherry blossom trees that you might wish to consider:

  • P. serrolata (e.g. ‘Amanogawa’, ‘Erecta’)
  • P. x sieboldii (e.g. ‘Caespitosa’, ‘Takasago’)
  • P. ‘Royal Burgundy’
  • P. ‘Shogetsu’
  • P. ‘Kursar’
  • P. ‘Kanzan’
  • P. ‘Accolade’
  • P. ‘Kojo-no-mai’
  • P. ‘Pink Perfection’
  • P. ‘Snow Goose’
  • P. incisa ‘The Bride’
  • P. cerasifera ‘Nigra’
  • P. x incam ‘Okame’
  • P. x subhirtella (e.g. ‘Autumnalis Rosea’)
  • P. pendula ‘Ascendens Rosea’

These are just a few interesting examples and there are of course many more to consider, so you are sure to be able to find one which appeals to you, and which would suit your garden style and preferences.

flowering Prunus cerasifera tree against blue sky
Prunus cerasifera

Planting

Cherry blossom trees are usually purchased either as pot-grown specimens throughout the year, or as bare-root examples over the dormant period.

It is usually cheaper, and you will have more variety, if you select and plant a bare-root cherry tree between November and February.

If you do choose a pot-grown tree, planting out in spring or autumn offers the best chances of success in transplantation and establishment.

Where To Plant

Choosing a spot in full sun is ideal, and trees will bloom best in such a setting.

However, many cultivars can also cope with some light or partial shade.

Make sure there is sufficient space for the cultivar you have chosen.

two small Japanese Cherry Blossom trees in a park

Some smaller cultivars are ideal for container growing, and planting in a container of 40-60cm or so should suffice.

A sheltered spot is best as strong winds can blow the blossom off the trees.

The soil or growing medium should be rich, fertile, and moist yet free draining.

Most varieties are relatively unfussy about soil pH.

How To Plant

When planting in the ground, dig a hole three times the radius of the rootball, and a few inches deeper.

Place your tree into this hole, making sure that the graft point is above the soil and the highest roots are around 2-3cm below the soil level.

beautiful blossoming branches of a sakura tree against a natural sky background

Fill back in the soil around your tree, pressing it down gently but not compacting, and water well.

Mulch around your new tree with plenty of organic matter, but make sure this is not piled up around the trunk.

Creating A Cherry Blossom Guild

Even when trees are not grown for edible yields, creating a guild of companion plants around your tree can help to keep it healthy.

Flowering perennials will help to attract beneficial insects to keep down numbers of pests like aphids that might impact the appearance of your flowering cherry tree.

a suburban garden with ornamental cherry tree and various perennials growing nearby as a guild

Deep-rooted perennials used around the base will help to draw up nutrients, which can be chopped and dropped to maintain fertility.

Nitrogen-fixing plants will help to feed your tree, and ground cover plants will help to reduce competition from weeds and grasses – also helping with soil moisture retention.

Ongoing Care

Cherry blossom trees are generally quite easy to care for in your garden, though when grown in containers, will require a bit more work.

Watering

Water well, especially during establishment, and remember that trees growing in containers will require more watering than trees growing in the ground.

Container trees will usually continue to require watering during dry spells, while mature flowering cherry trees grown in the ground in a suitable spot will usually find natural rainfall sufficient here in the UK.

You will need to water flowering cherry trees in the ground only during prolonged dry spells once they are established.

Feeding

Mulch well around your flowering cherry tree and replenish the mulch with more organic matter each spring.

pot grown Sakura tree in spring bloom with deciduous trees in the background that have lost their foliage

Trees growing in the ground will not usually require additional fertilisation.

If growing in a container, however, it is a good idea to feed with a balanced organic fertiliser each spring.

Pruning

Flowering cherry trees should not usually be pruned unless absolutely necessary – most will retain a healthy and pleasing form without any pruning.

However, if there is any dead, damaged or diseased material or pruning is required, this should always be undertaken in early-mid summer to reduce the chances of infection creeping in through pruning cuts.

blue secateurs being used to prune the branches of a cherry tree

Silver leaf and bacterial cankers can become issues when pruning is undertaken later in the year or during the dormant period, as Horticultural Consultant Colin Skelly explains:

“Whilst most trees and shrubs are best pruned in winter when dormant, mature cherries (along with plums, peaches, nectarines and apricots) should be pruned in summer (ideally late July or August) to time with the reduced prevalence of silver leaf disease.”

Once well established in the right spot, a flowering cherry tree should be a beautiful and relatively low-maintenance addition to your garden.

References

  • 1
    Kato, S., Matsumoto, A., Yoshimura, K., Katsuki, T., Iwamoto, K., Tsuda, Y., Ishio, S., Nakamura, K., Moriwaki, K., Shiroishi, T., Gojobori, T., & Yoshimaru, H. (2012). Clone identification in Japanese flowering cherry (Prunus subgenus Cerasus) cultivars using nuclear SSR markers. Breeding Science, 62(3), 248–255. https://doi.org/10.1270/jsbbs.62.248

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