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Ilex crenata 'Hetzii' Bonsai 100-125 cm C80

Japanese holly
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Benefits according to our specialist
  • Evergreen
  • Suitable for containers
  • Suitable for bonsai
  • Responds well to pruning
  • Alternative to boxwood
  • Not all plants produce fruit
  • Prone to drying out in containers

Plant features Ilex crenata 'Hetzii' Bonsai 100-125 cm C80

Japanese holly


Description Ilex crenata 'Hetzii' Bonsai 100-125 cm C80 | Japanese holly

Japanese holly bonsai is the bonsai form of Ilex crenata 'Hetzii', also known as Japanese holly or Box-leaved holly. It is supplied as a compact, bushy and upright bonsai, giving it a neat, structured appearance for display in a pot. The green foliage stays evergreen, so this plant provides a steady green accent throughout the year. Its compact form works well on a patio, balcony or in a sheltered place in a UK garden. The supplied plant data gives an approximate height of 150 cm. This should be seen as an indication of the supplied plant size, not as a guaranteed final bonsai height. Small white flowers can appear in May and June. It can also produce berries, although berry production is not guaranteed on every plant. The bonsai responds well to pruning and is easy to shape, making it suitable as a decorative solitary plant rather than as a full-sized hedge plant. As a member of the ilex genus, it brings the familiar character of Japanese holly into a contained, carefully presented form. Its upright silhouette adds structure without taking up the visual space of a larger garden shrub.

Key features of Japanese holly (Ilex crenata 'Hetzii') bonsai

  • Evergreen foliage: The leaves are green and remain present throughout the year. This makes the bonsai a reliable source of colour and structure for a patio, balcony or other container display.
  • Flowers and growth: Small white flowers appear in May and June, but flowering is modest and is not the main ornamental feature. The specific bonsai presentation has a compact, bushy and upright growth habit, creating a neat and structured silhouette.
  • Position and soil: Place the bonsai in full sun or partial shade, preferably in a sheltered position suited to UK container growing. It prefers slightly acidic, humus-rich soil that remains slightly moist. Use an open growing medium with good drainage, and avoid waterlogged or excessively dry conditions, especially in a container.

Uses of Japanese holly bonsai in the garden

  • Container display: This Japanese holly bonsai is well suited to a pot on a patio or balcony. Its compact upright form adds a contained focal point to entrances, small garden spaces and other areas where a full-sized shrub would be unsuitable.
  • Solitary ornamental plant: Display the bonsai on its own so that its neat silhouette and evergreen foliage remain the main focus. It can also be included in a structured planting display, where its steady green presence adds order among other container plants.
  • Hardy, but more exposed in a pot: The supplied hardiness range is approximately -23.3°C to -17.8°C, corresponding to USDA zone 6. Plants in containers can be more exposed to cold and drying conditions, so a sheltered position is useful during severe weather.

The year-round green foliage is the main ornamental value of this bonsai. It combines well with broad groups such as evergreen shrubs, compact grasses and seasonal container plants, provided the overall display remains balanced and structured. This makes it a practical choice for a container plant display with a clear focal point.

Planting & care Ilex crenata 'Hetzii' Bonsai 100-125 cm C80 (Japanese holly)

We would like to provide some tips on how to plant and care for a Ilex crenata 'Hetzii' Bonsai 100-125 cm C80. By following these tips, you can be sure to enjoy your Japanese holly for a long time.

Ideal placement of a Ilex crenata 'Hetzii' Bonsai 100-125 cm C80 (Japanese holly)

Place Ilex crenata 'Hetzii' bonsai outdoors in a bright position with full sun or partial shade. Protect it from strong drying winds and intense midday sun during very hot weather, particularly when grown in a shallow bonsai pot. Use a free-draining, moisture-retentive bonsai compost; the roots should not sit in permanently wet soil.

How do I plant a Ilex crenata 'Hetzii' Bonsai 100-125 cm C80 (Japanese holly)?

This plant is normally grown as a bonsai rather than planted in the open ground, so keep it in a suitable bonsai pot with generous drainage holes. If repotting, use fresh, free-draining bonsai compost and handle the fine roots carefully. Repotting is generally best carried out in spring, before strong new growth begins, and water thoroughly afterwards.

Pruning a Ilex crenata 'Hetzii' Bonsai 100-125 cm C80 (Japanese holly)

Trim new shoots during the growing season to maintain the desired bonsai shape, using clean, sharp tools. Remove dead, damaged or badly placed growth whenever necessary, and carry out more substantial structural pruning in late winter or early spring. Avoid removing a large amount of foliage at once, as the plant needs sufficient leaves to recover.

Watering a Ilex crenata 'Hetzii' Bonsai 100-125 cm C80 (Japanese holly)

Water thoroughly when the surface of the compost begins to dry, allowing excess water to drain freely from the pot. Bonsai containers can dry out quickly, so check them regularly during warm, sunny or windy weather. Do not leave the pot standing in water, as persistently saturated compost can lead to root problems.

Fertilising a Ilex crenata 'Hetzii' Bonsai 100-125 cm C80 (Japanese holly)

Feed during the active growing season with a balanced, dilute liquid fertiliser or a fertiliser formulated for bonsai. Apply it to moist compost and follow the product instructions rather than overfeeding. Reduce or stop feeding during winter, when growth is limited.

The characteristics of a Ilex crenata 'Hetzii' Bonsai 100-125 cm C80 (Japanese holly)

Ilex crenata 'Hetzii' has small, dark green, evergreen leaves and a naturally compact appearance that suits bonsai training. It can be shaped into a formal or informal miniature tree and is well suited to patios, balconies and other outdoor container displays. Japanese holly is generally more suitable for bonsai than boxwood in areas where box tree moth or box blight is a concern, although it can still experience common pest and fungal problems if stressed.

Separating/dividing a Ilex crenata 'Hetzii' Bonsai 100-125 cm C80 (Japanese holly)

Dividing is not a suitable or usual method for propagating Ilex crenata 'Hetzii' bonsai. Propagation is more commonly carried out from semi-ripe cuttings, although this is generally best left to experienced growers. For routine maintenance, focus on pruning, careful watering and occasional repotting instead.

Frequently Asked Questions Ilex crenata 'Hetzii' Bonsai 100-125 cm C80 (Japanese holly)

What will be the height of Ilex crenata 'Hetzii' Bonsai 100-125 cm C80?

Its height depends mainly on the size of the bonsai container and how it is trained. With regular pruning, it is usually maintained as a compact miniature tree rather than allowed to reach the size of an unpruned Japanese holly.

What will be the width of Ilex crenata 'Hetzii' Bonsai 100-125 cm C80?

The spread is variable because the branches can be trained and pruned to suit the design. It generally remains compact in a bonsai pot, although an untrimmed plant can gradually become wider.

Which soil type is most suitable for the Ilex crenata 'Hetzii' Bonsai 100-125 cm C80?

Use a free-draining bonsai compost that retains some moisture while allowing air to reach the roots. A slightly acidic to neutral growing medium is suitable, and heavy garden soil should be avoided in the pot.

What is the ideal positioning for the Ilex crenata 'Hetzii' Bonsai 100-125 cm C80?

It grows best outdoors in full sun or partial shade, with protection from strong winds and extreme heat. Bright conditions help maintain compact growth, but the shallow pot must not be allowed to dry out.

What is the flowering colour of the Ilex crenata 'Hetzii' Bonsai 100-125 cm C80?

The small flowers are usually white and are not the main ornamental feature of this bonsai. Its evergreen foliage and trained shape provide most of its decorative appeal.

What is the flowering time of the Ilex crenata 'Hetzii' Bonsai 100-125 cm C80?

It generally flowers in late spring or early summer. The flowers are small and easily overlooked, especially on a regularly pruned bonsai.

Is the Ilex crenata 'Hetzii' Bonsai 100-125 cm C80 hardy?

It is reasonably hardy when established outdoors, but bonsai roots are more exposed to cold than roots in the ground. Protect the pot and rootball from prolonged severe frost, and avoid placing the plant in a warm indoor room for the winter.

Is the Ilex crenata 'Hetzii' Bonsai 100-125 cm C80 evergreen?

Yes, it is an evergreen plant and normally retains its small, dark green leaves throughout the year. Leaf loss can occur if it suffers from severe drought, waterlogging or harsh winter exposure.

What is the growth strength of the Ilex crenata 'Hetzii' Bonsai 100-125 cm C80?

Its growth is generally slow to moderate, especially when kept in a small bonsai pot. Regular trimming helps maintain the miniature form, while good light, feeding and consistent watering support healthy new growth.

What kind of bark does the Ilex crenata 'Hetzii' Bonsai 100-125 cm C80 have?

Young branches typically have relatively smooth grey to grey-brown bark, becoming more textured as they mature. On a bonsai, the bark is usually a subtle structural feature rather than a strongly ornamental one.

Is Ilex crenata 'Hetzii' Bonsai 100-125 cm C80 poisonous?

Warning: This plant may contain toxic substances. Ingestion of any part of the plant or contact with its sap may pose health risks, particularly to children and pets such as cats and dogs. We recommend keeping the plant out of reach of children and animals and wearing protective gloves when carrying out maintenance work, such as pruning or transplanting. If poisoning is suspected, seek immediate medical or veterinary advice. This information is provided as a general safety notice.

Yes, it is specifically suited to container cultivation as a bonsai. Use a pot with drainage holes, monitor moisture closely and protect the rootball from severe frost; repotting into fresh bonsai compost is needed periodically as the plant develops.
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Buy Ilex crenata 'Hetzii' Bonsai 100-125 cm C80

Ilex crenata 'Hetzii' is an evergreen Japanese holly bonsai with compact, upright growth and green foliage. It is suitable for pots, patios and balconies, and can be pruned well. A practical boxwood alternative for adding structure to your outdoor space. Order this Japanese holly bonsai online.
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