Japanese holly Ilex crenata 'Dark Green' hedge 30-40 pot

Benefits according to our specialist

Good boxwood substitute
Plantable year-round
Black berries attract birds
Evergreen

Size: Hoogtemaat leidend

30-40cm

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Pot

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In stock up to and including 22/12/2024
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Nr. of metres

Nr. of plants

13.75

13.75 per piece

incl. VAT, excl. shipping costs (calculated in shopping cart)

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Nr. of metres

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Pcs Save Price/pc

2+ £15.30

50+ -4.9% £14.55

100+ -7.5% £14.15

200+ -10.1% £13.75

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Organic Starter Fertilizer with rootgrow 5 kg

18.85

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Organic Maintenance Fertilizer with rootgrow 5 kg

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Organic Planting Soil 40 litres

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Plant features
Description
Combine
Planting and care
Packaging and shipping

Genus
Ilex (view all varieties)

Planting distance per meter
5

Pruning (per year)
1x

Width at delivery (cm)
15-25

Root type
Pot

Flowering months
May, June

Leaf colour
White

Possibilities
Block hedge, Hedge

Soil type
All soil types (well drained)

Positioning
Semi-shade, Shade, Sun

Growth rate (cm per year)
15-30

Winter hardiness
-17,8°C / -23,3°C, USDA zone 6

Opaque
Moderate opaque

Height at time of delivery excluding pot/clod
30-40

Art. no.
JS-ICDG-P-030-040-P

Description

Ilex crenata 'Dark Green' | Japanese holly

The Ilex crenata 'Dark Green', commonly known as the Japanese holly, is a versatile and hardy evergreen, ideal for crafting the perfect hedge. With its small, glossy leaves that emulate classic boxwoods, this cultivar offers an excellent alternative for gardeners seeking a similar aesthetic with additional hardiness.

Key Features

Displaying a deep green foliage throughout the year, Ilex crenata 'Dark Green' provides a constant backdrop of color to your garden.
It thrives in a variety of locations, from full sun to shade, ensuring flexibility in garden design.
This species is robust against the cold, with winter hardiness down to -17.8°C, making it suitable for USDA zone 6 climates.
The plant blooms with delicate white flowers in May and June, followed by attractive black berries in autumn, adding seasonal interest.
With a moderate growth rate of 15-30 cm per year, it forms a dense hedge that is moderately obscuring, providing privacy without the need for constant trimming.

Tips

When planting Ilex crenata 'Dark Green', ensure the soil is well-drained to promote healthy growth.
Annual pruning is recommended to maintain its shape and encourage denser foliage; however, this plant does not demand excessive trimming.
Despite its hardiness, the Japanese holly is not drought-resistant. Regular watering during dry periods will keep the plant vibrant and support its growth.
Propagation can be achieved through semi-ripe cuttings or hardwood cuttings, depending on the time of the year, allowing gardeners to expand their hedge without additional cost.

Ideal placement of a Ilex crenata 'Dark Green'

Ilex crenata 'Dark Green' is versatile in its site preference and can flourish in a wide range of light conditions, from full sun to shade. When choosing the optimal location, aim for a spot where the soil is well-drained, as this will support its growth throughout the seasons. While adaptable to various soil types, ensuring proper drainage is key to the plant's health. The evergreen nature and moderate growth rate make it an excellent choice for a low-maintenance hedge that retains its lush green foliage year-round, contributing to a consistent garden aesthetic.

How do I plant a Ilex crenata 'Dark Green'?

To ensure a successful establishment, plant Ilex crenata 'Dark Green' in well-drained soil, which can be of any type. Ideally, choose a location that offers full sun to partial shade. When planting, dig a hole as deep as the pot and twice as wide. Gently remove the plant from its container, being careful not to disturb the root ball. Place it in the hole, fill with soil, and press down firmly. Water thoroughly to settle the soil around the roots. Regular watering during the initial growing period is crucial to encourage strong root development.

Pruning a Ilex crenata 'Dark Green'

Pruning of Ilex crenata 'Dark Green' is a straightforward task, as this hedge plant maintains its shape with minimal intervention. An annual trim is usually sufficient to keep it neat, encouraging dense, lush foliage. Pruning should ideally occur in late spring after the flowering period, allowing the plant to recover and grow through the summer. With its moderate growth rate, a gentle shaping is all that is required to preserve the plant's visual density and structure, ensuring it continues to serve as an attractive year-round hedge.

Watering a Ilex crenata 'Dark Green'

Ilex crenata 'Dark Green' thrives in well-drained soil and has a moderate need for moisture. While this species is not drought-tolerant, it requires consistent watering to maintain its lush, green foliage. During the establishment phase, it is particularly important to water regularly, allowing the soil to become slightly dry between watering sessions. Once established, it is more resilient but should still be monitored, especially in dry conditions or extreme heat. In winter, reduce watering since the plant is less active and excess water could harm the root system due to colder temperatures.

Fertilising a Ilex crenata 'Dark Green'

To support the vigorous growth and dense foliage of Ilex 'Dark Green', an annual fertilizing regimen should be implemented. The best time to fertilize is in early spring, just as the growing season commences. Utilize a balanced, slow-release fertilizer formulated for evergreen plants to ensure a steady supply of nutrients throughout the growing period.

Applying the fertilizer according to the manufacturer's recommended rates, spread it evenly around the base of the hedge, taking care to avoid direct contact with the foliage and stems to prevent burn. Water the area deeply after applying to help distribute the nutrients into the soil. This will bolster the plant's development, ensuring robust health and the maintenance of its lush, green appearance.

The characteristics of a Ilex crenata 'Dark Green'

This particular cultivar, 'Dark Green', thrives when it receives a blend of sun and partial shade, which accentuates the richness of its emerald foliage. Its compact habit makes it an excellent choice for creating low hedges or topiaries, adding structure and elegance to any garden design. To maintain its dense form, annual pruning is recommended; however, it's forgiving and will tolerate being shaped to suit your aesthetic preferences or spatial requirements.

Which soil type is most suitable for the Ilex crenata 'Dark Green'?

Ilex crenata 'Dark Green' can adapt to various soil types, but it thrives best in well-drained soil. Ensuring that the soil is effectively drained allows the plant to establish its root system and grow healthily.

What is the ideal positioning for the Ilex crenata 'Dark Green'?

Ilex crenata 'Dark Green' is adaptable to various light conditions, thriving in shade, partial shade, and even sunny locations. This plant can be placed in areas with reduced sunlight, such as under the canopy of trees, as well as in spots with partial shade or areas that receive direct sunlight. For optimal growth, it can be placed in partial shade.

What is the flowering colour of the Ilex crenata 'Dark Green'?

The blossoms of Ilex crenata 'Dark Green' showcase an elegant white hue. These white flowers add a touch of grace to the overall appearance of the plant.

Is the Ilex crenata 'Dark Green' hardy?

Ilex crenata 'Dark Green' exhibits winter hardiness, withstanding temperatures as low as -17.8°C to -23.3°C. This places the plant within the USDA zone 6, indicating its ability to endure winter conditions in various regions.

Is the Ilex crenata 'Dark Green' evergreen?

Ilex crenata 'Dark Green' is indeed an evergreen plant. This means that it maintains its lush foliage throughout the year, providing year-round greenery and beauty to your garden or landscape.

What is the growth strength of the Ilex crenata 'Dark Green'?

Ilex crenata 'Dark Green' has a growth rate of 15 to 30 centimetres per year, making it a moderate to moderately fast-growing plant.

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