Kousa Cornus kousa pot | Heijnen Plants

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40-50cm

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Cornus kousa Can be planted now
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Benefits according to our specialist

Rich flowering
Low maintenance
Easy plant

Plant features
Description
Planting and care
Packaging and shipping

Genus
Cornus (view all varieties)

Root type
Pot

Pot size
3 ltr. (C3)

Flowering months
May, June

Leaf colour
White

Possibilities
Border, Group planting, Solitary

Soil type
All soil types, well-drained

Positioning
Semi-shade, Sun

Winter hardiness
-20,6°C / -15,0°C , USDA zone 6b/7a

Fruit-bearing plants
Yes

Water needs
Average water

Number of plants per m²
1

Evergreen plants
No

Leaf colour
Green

Fragrant plants
No

Growth habit
Upright to bushy growth habit

Height at time of delivery excluding pot/clod
40-50

Mature height (cm)
500

Art. no.
1000302

Description

Cornus kousa | Kousa

The Cornus kousa, also known as the Szechuan strawberry, is a delightful addition to any garden setting. It's a versatile shrub that can be used as a solitary statement piece or grouped for border planting. Native to China, Japan, and Korea, this plant is celebrated for its showy white flowers which bloom profusely in May and June, later developing into striking pink fruit in the summer and autumn.

The kousa dogwood, with its upright to bushy growth habit, offers a seasonal display of foliage colors, transitioning from green in spring and summer to stunning shades of purple and red in autumn.

Key Features

The Cornus genus is renowned for its robust and ornamental appeal, and the kousa variety stands out with its generous flowering and fruit-bearing qualities.
The flowers of Cornus kousa, which appear in summer, are actually bracts that turn creamy white and persist, attracting visual interest.
As the season progresses, these blossoms give way to the Szechuan strawberry, a unique feature of the plant, which starts pink in the summer and retains its hue through autumn.
This shrub thrives in well-drained soils across a variety of types, under full sun or partial shade.
With an average water need, the Cornus kousa is not drought-resistant, thus requiring consistent moisture.
This deciduous shrub exhibits minimal pruning requirements, making it a low-maintenance choice for any landscape.

Tips

For optimal growth, plant your Cornus kousa in a location that receives a balance of sun and partial shade. This will ensure the best flowering and fruiting results.
Though the shrub is not known for being drought-tolerant, regular watering during dry periods will maintain its health and enhance its beauty.
If you wish to propagate the Cornus kousa, consider using semi-ripe or hardwood cuttings, or grafting for more specialized cultivation.
To enjoy the full autumnal color palette, avoid heavy pruning; allow the plant to develop its natural shape and structure for a stunning seasonal display.

Ideal placement of a Cornus kousa

Cornus kousa flourishes in locations that offer full sun to partial shade, as such exposure encourages optimal flowering and fruiting. The plant is adaptable to a variety of soil conditions but thrives in well-drained substrates, where its roots can establish without the risk of waterlogging. While the species is not drought-resistant, it has an average water need, underscoring the importance of a moisture-retentive yet well-drained site for planting. This shrub's growth habit is naturally upright to bushy, making it suitable for borders, group plantings, or as a standout solitary specimen in a garden design.

How do I plant a Cornus kousa?

For optimal growth, Cornus kousa should be planted in a location that receives full sun to partial shade and in well-drained soil. While adaptable to various soil types, ensuring proper drainage is crucial for the health of the plant. Planting from a pot allows for flexibility in timing throughout the growing season, provided that extreme temperatures are avoided. After planting, water the shrub thoroughly to settle the soil around the roots and maintain even moisture levels, especially during dry spells. This will encourage a deep and healthy root system, vital for the shrub's development and bloom performance in the spring and early summer months.

Pruning a Cornus kousa

Cornus kousa, with its graceful growth habit, requires minimal pruning. The plant can be left to develop naturally, allowing its stunning, creamy summer blooms to gracefully transition to a canvas of pink fruits. If shaping is desired, or to remove any dead or broken branches, pruning should be performed during the dormant season to avoid disrupting the flowering cycle. It's best to prune in late winter or early spring, before the new growth begins, ensuring the best display of foliage and flowers in the coming season.

Watering a Cornus kousa

With its average water needs, it is essential to ensure Cornus kousa receives consistent moisture, particularly during its flowering period in May and June. Although it can adapt to various soil types, the soil must be well-drained to prevent waterlogging. Regular watering is especially important when the plant is young, as this supports a robust root system. During periods of dry weather, increase the frequency of watering to maintain soil hydration, but be careful not to overwater. In the event of a drought, a deep watering routine is beneficial, encouraging the roots to grow deeper and strengthening the plant's drought resilience.

Fertilising a Cornus kousa

Fertilizing this species effectively supports its vibrant autumn foliage and the development of its characteristic pink fruit. A balanced, slow-release fertilizer applied in early spring can provide the necessary nutrients for the entire growing season. Ideally, select a formulation that caters to flowering trees and shrubs to promote the health and beauty of its creamy summer blossoms.

It is beneficial to supplement with an additional feeding in late autumn to prepare for the winter months, ensuring that the plant maintains its vigor. When applying fertilizer, distribute it evenly around the base of the plant, avoiding direct contact with the trunk to prevent any potential damage. Watering after fertilizing helps to integrate the nutrients into the soil, allowing for optimal uptake by the roots.

The characteristics of a Cornus kousa

While often admired for its ornamental appeal, the Cornus kousa also offers a delightful bonus through its edible fruit, reminiscent of strawberries. These fruits are not only a visual treat but can be used in various culinary creations. Ensuring that the plant is situated in well-draining soil within its pot will promote healthy growth, allowing it to thrive and produce its bounty. A layer of mulch can aid in maintaining soil moisture, further enhancing its vigor.

What will be the height of Cornus kousa?

Cornus kousa can attain a height of 5 meters when fully mature.

Which soil type is most suitable for the Cornus kousa?

Cornus kousa can thrive in a variety of soil types, as long as the soil is well-drained. This ensures that the plant's roots are not waterlogged and have access to the necessary oxygen for healthy growth.

What is the ideal positioning for the Cornus kousa?

Cornus kousa thrives in locations with ample sunlight as well as in areas with partial shade. This plant can flourish in both sunlit environments and spots where the sunlight is partially filtered.

What is the flowering colour of the Cornus kousa?

The blossoms of Cornus kousa display a delicate white hue, enhancing the visual appeal of the plant with its elegant and understated beauty.

Is the Cornus kousa hardy?

Cornus kousa is indeed winter hardy. This plant can endure temperatures as low as -20.6°C to -15.0°C, placing it within the USDA hardiness zones 6b to 7a. Consequently, Cornus kousa is well-suited to withstand the winter conditions in various regions without requiring special protection against the cold.

Is the Cornus kousa evergreen?

Cornus kousa is not an evergreen plant. It undergoes seasonal changes, shedding its leaves during the autumn and regrowing them in the spring.

What is the growth strength of the Cornus kousa?

Cornus kousa is known for its slow and steady growth, taking between 20 and 50 years to reach its full height. This indicates that it is a patient and enduring species, gradually reaching its mature stature over a long period of time.

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