Greater sea kale Crambe cordifolia 5-10 pot P9

Size: Potmaat leidend

5-10cm

|

Pot 9x9 cm (P9)

|

Available from: 03/02/2025

Number of m2

Nr. of plants

4.00

4.00 per piece

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

Added to shopping cart

Number of m2

Nr. of plants

Added to shopping cart

Bulk discount!

Pcs Save Price/pc

2+ £4.40

6+ -2.3% £4.30

12+ -4.5% £4.20

24+ -6.8% £4.10

96+ -9.1% £4.00

Benefits according to our specialist

Plantable year-round
Rich flowering
Easy plant

Plant features
Description
Planting and care
Packaging and shipping

Genus
Crambe (view all varieties)

Root type
Pot

Pot size
9x9 cm (P9)

Flowering months
June, July, August

Leaf colour
White

Possibilities
Border, Group planting, Solitary

Soil type
All soil types, well-drained

Positioning
Sun

Winter hardiness
-15,0°C / -9,4°C, USDA zone 7b/8a

Fruit-bearing plants
No

Water needs
Average water

Number of plants per m²
3

Evergreen plants
Yes

Leaf colour
Green

Fragrant plants
No

Growth habit
Upright growth habit

Height at time of delivery excluding pot/clod
5-10

Mature height (cm)
150

Art. no.
1000346

Description

Crambe cordifolia | Greater sea kale

Hailing from the Caucasus, Crambe cordifolia, commonly known as greater sea kale, is a majestic plant that offers a stunning display in any garden setting. With its bold, green foliage and cloud-like clusters of white blooms, it creates an eye-catching feature in the summer months.

Key Features

The key characteristics of Crambe that make it a remarkable addition to any garden include:

An impressive final height of roughly 1.5 meters, coupled with its upright growth habit, makes it a striking presence.
The plant thrives best in sunny locations, with well-drained soil being ideal to accommodate its growth.
The flowering sea kale is a deciduous plant, ensuring a yearly renewal of its lush green foliage.
During the summer, it produces an abundance of white flowers that offer a stark and beautiful contrast to its green leaves.
It is not fruit-bearing, which means that its beauty is solely in its foliage and floral display.
This species is not known for its fragrance, but its visual appeal more than compensates for this.

Tips

For optimal growth, ensure that {Crambe cordifolia} is planted in an area that receives full sunlight.
Regular watering will yield the best results, as the plant does not have significant drought resistance.
Propagation can be accomplished through seed sowing, division, or root cuttings, with each method providing a reliable means of expanding your {Crambe cordifolia} collection.
Although it is not necessary, division of the plant can help maintain its health and vigor, and it is best done during the milder seasons of spring or autumn.
To appreciate the full stature and bloom of the plant, minimal pruning is recommended, allowing it to achieve its natural shape and size.

Ideal placement of a Crambe cordifolia

For Crambe cordifolia to flourish, it thrives best in a location that receives full sun. This species is quite adaptable regarding soil types; however, it is crucial to provide a well-drained environment to ensure healthy growth. An area that offers protection from strong winds is also ideal, as the plant exhibits an upright growth habit and could be prone to damage. Regular watering to maintain average soil moisture will support its lush, green foliage and optimal blooming in the summer months.

How do I plant a Crambe cordifolia?

For robust establishment, Crambe cordifolia should be planted in a location that benefits from full sunlight. The soil should be well-drained, although this species is adaptable to various soil types. Planting from a pot allows for flexibility in timing, avoiding only the frost period. Once positioned, it is vital to ensure that the plant is adequately watered, particularly during the initial growth phase to facilitate root development. Space is a crucial consideration, as this plant can reach an impressive height of 1.5 meters with an upright growth habit, and should be given room to expand to its full potential.

Pruning a Crambe cordifolia

Crambe cordifolia exhibits a robust and upright growth habit, reaching an impressive height of 1.5 meters. After the blooming period, typically in late summer or early autumn, it is advisable to cut back the spent flower stalks. This will tidy up the plant and encourage healthy growth for the following season. Although it is evergreen, in regions with harsh winters, it's beneficial to prune back dead foliage in early spring to make way for new growth, ensuring a lush and vibrant display each year.

Watering a Crambe cordifolia

To ensure the robust growth and vibrant flowering of Crambe cordifolia, regular watering is essential. This species thrives with consistent moisture, particularly during its active growing season in the warmer months. However, it is crucial to avoid waterlogging by ensuring the soil is well-drained. During periods of prolonged dryness, increase the frequency of watering to maintain the soil's moisture levels. Conversely, reduce watering as the cooler weather sets in, allowing the plant to adapt naturally to the changing seasons. Proper hydration will support the plant's upright growth habit and the development of its striking white blooms.

Fertilising a Crambe cordifolia

To ensure the vigorous health and stunning display of white blooms of Crambe cordifolia, it is recommended to incorporate fertilization into the care regimen. This species thrives with a balanced, slow-release fertilizer applied in early spring as new growth emerges. The gradual release of nutrients supports the plant's needs throughout the growing season, promoting an upright growth habit and luscious green foliage.

Further fertilization can be done after the primary flowering period to rejuvenate and prepare the plant for the following year. It is essential to follow the manufacturer's instructions for the correct application rates to match the species' average water needs and to avoid over-fertilization. Properly nourished, this plant will achieve its ultimate height and contribute its full ornamental value to borders and group plantings.

The characteristics of a Crambe cordifolia

Crambe cordifolia is renowned for its ornamental appeal, boasting clouds of tiny white flowers that create a striking display above its large, heart-shaped leaves. This species thrives in well-drained soil and appreciates a sunny spot in the garden. Once established, it demonstrates remarkable drought tolerance, making it a low-maintenance choice for gardeners. Its robust nature allows it to flourish and become a garden centerpiece, especially when planted in groups, creating a dramatic and eye-catching effect.

Separating/dividing a Crambe cordifolia

To propagate Crambe cordifolia effectively, division is a recommended method that not only stimulates new growth but ensures continued health. This procedure is ideally carried out in spring or autumn. Carefully excavate the entire plant, shaking off excess soil to reveal the root system. Then, with a clean sharp instrument, separate the plant into several sections, ensuring each division has a good amount of roots and shoots. Replant these divisions promptly into well-drained soil, spacing them adequately to accommodate future growth. Regular division helps maintain the vigor and flowering capacity of this species.

What will be the height of Crambe cordifolia?

Crambe cordifolia typically reaches a height of 1.5 to 2.5 meters when fully mature.

What will be the width of Crambe cordifolia?

Crambe cordifolia will achieve a final spread of 1 to 1.5 meters at maturity.

Which soil type is most suitable for the Crambe cordifolia?

Crambe cordifolia can thrive in a wide range of soil types, as long as the soil is well-drained. This ensures that the plant's roots have access to oxygen and are not waterlogged, promoting healthy growth and development.

What is the ideal positioning for the Crambe cordifolia?

Crambe cordifolia thrives in a location with ample sunlight. This plant species flourishes best when placed in a spot where it can receive direct sunlight for a significant part of the day.

What is the flowering colour of the Crambe cordifolia?

The blossoms of Crambe cordifolia display an elegant white hue, adding a touch of grace and purity to this plant's appearance.

Is the Crambe cordifolia hardy?

Certainly, Crambe cordifolia is considered winter hardy. It can endure temperatures as low as -15.0°C to -9.4°C, falling within the USDA hardiness zones 7b to 8a. This indicates that Crambe cordifolia is well-equipped to thrive during the winter months within these specified temperature ranges.

Is the Crambe cordifolia evergreen?

Indeed, Crambe cordifolia is an evergreen plant. It maintains its foliage throughout the year, providing a consistent green presence in your garden or landscape.

What is the growth strength of the Crambe cordifolia?

Crambe cordifolia can achieve its full height within a period of 2 to 5 years, signifying a moderately swift growth rate.

0203 455 22 48

Send an e-mail
[email protected]

Personal advice from
our specialists? We are happy to help you!