Gooseneck loosestrife Lysimachia clethroides 5-10 pot P9

Size: Potmaat leidend

5-10cm

|

Pot 9x9 cm (P9)

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Available from: 03/02/2025

Number of m2

Nr. of plants

3.35

3.35 per piece

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

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Nr. of plants

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2+ £3.70

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12+ -5.4% £3.50

24+ -8.1% £3.40

96+ -9.5% £3.35

Benefits according to our specialist

Rich flowering
Low maintenance
Fast-growing

Plant features
Description
Planting and care
Packaging and shipping

Genus
Lysimachia (view all varieties)

Root type
Pot

Pot size
9x9 cm (P9)

Flowering months
July, August, September

Leaf colour
White

Possibilities
Border, Group planting

Soil type
All soil types, well-drained

Positioning
Sun

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

Fruit-bearing plants
No

Water needs
Average water

Number of plants per m²
9

Evergreen plants
No

Leaf colour
Green

Fragrant plants
No

Growth habit
Upright to bushy growth habit

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

Mature height (cm)
70

Art. no.
1000760

Description

Lysimachia clethroides | Gooseneck loosestrife

The Lysimachia clethroides, also known as Japanese Loosetrife or gooseneck loosestrife, is a charming perennial that hails from the woodlands of China, Japan, and South Korea. This plant is celebrated for its unique, gooseneck-shaped, white blooms which add an enchanting touch to garden borders and group plantings.

It is a deciduous species, with its foliage providing a backdrop of green with tinges of grey and silver in spring and summer.

Key Features

Some of the key attributes of the gooseneck loosestrife include:

The plant is notable for its striking summer blooms, with white flowers that curve gracefully like a swan's neck.
Lysimachia prefers well-drained soil and thrives in sunny locations, where it can reach its ultimate height of approximately 70 cm.
The gooseneck loosestrife has an upright to bushy growth habit, which makes it an ideal choice for adding structure and volume to garden beds.
While it is not evergreen, the plant's foliage presents an attractive palette of green, grey, and silver throughout the growing seasons.
It has average water needs and is not drought-resistant, ensuring that it receives consistent moisture is key to maintaining its lush appearance.

Tips

To ensure the health and vigor of Lysimachia clethroides, consider dividing the plant every few years. This process rejuvenates the plant and prevents over-crowding, allowing for continued strong growth.
Plant Lysimachia clethroides in an area where it can spread without overwhelming other plants, as it has the potential to grow robustly.
Regular watering is needed for this plant, particularly during dry spells, to keep the soil consistently moist. However, be sure to avoid waterlogging.
Deadheading the spent flowers can prolong the blooming period and encourage a tidier appearance in the garden.

Ideal placement of a Lysimachia clethroides

For optimal growth, Lysimachia clethroides should be situated in a location that receives full sun. This ensures the plant can flourish and produce its characteristic white blooms throughout the summer months. While it is adaptable to a variety of soil types, ensuring the soil is well-drained will prevent waterlogging, which could impede the plant's health. Regular watering is necessary to maintain its lush, bushy growth, particularly considering it does not have drought-resistant properties. The plant's ability to thrive in these conditions is reflective of its native habitats in East Asia.

How do I plant a Lysimachia clethroides?

When planting Lysimachia clethroides, choose a location that receives full sun to part shade and has well-draining soil. This species, originating from regions such as China, Japan, and South Korea, adapts well to various soil conditions. It's important to ensure the soil is moist but not waterlogged. Plant the pot-grown roots at a proper spacing to accommodate for its upright to bushy growth habit, allowing it to reach its full height of approximately 70 cm. Regular watering is necessary, especially during dry spells, to meet its average water needs and support its striking summer bloom.

Pruning a Lysimachia clethroides

Pruning of Lysimachia clethroides should be done judiciously to maintain its bushy and upright growth habit. After the blooming period in late summer or early autumn, cut back the spent flower stems to encourage a tidy form. This species may benefit from a light pruning in early spring to remove any old or damaged foliage and to stimulate new growth, which is particularly important to maintain vigor in group plantings. Regular deadheading during the flowering months can also promote a longer blooming period.

Watering a Lysimachia clethroides

Lysimachia clethroides thrives with consistent moisture, particularly when situated in full sun. While it has an average water need, it does not tolerate drought well. To maintain vigor and support its upright to bushy growth habit, ensure the soil remains well-drained yet never completely dry. During the peak blooming months of July through September, regular watering promotes lush foliage and an abundant display of white flowers. Watering early in the morning is advantageous, allowing leaves to dry throughout the day, thus supporting overall plant health.

Fertilising a Lysimachia clethroides

Ensuring the Lysimachia clethroides receives adequate nutrition is essential for its vibrant foliage and characteristic white blooms. It is advisable to fertilize this species at the onset of the growing season in early spring to support its vigorous growth. A balanced, slow-release fertilizer, applied according to the manufacturer's instructions, will provide a steady supply of nutrients as the plant enters its flowering months.

Moreover, a second application of fertilizer may be beneficial in midsummer to sustain its energy needs through the blooming period. Care should be taken to avoid over-fertilization, which can lead to excessive foliage growth at the expense of flower production. Watering the plant after applying fertilizer will help integrate the nutrients into the soil, ensuring they are readily available for uptake by the roots.

The characteristics of a Lysimachia clethroides

The Lysimachia clethroides boasts an enchanting arching bloom shape that adds a unique aesthetic to any garden. This species thrives in moist conditions, making it an excellent choice for waterside plantings or areas with naturally damp soil. Additionally, its vigorous growth habit allows it to fill in garden spaces quickly, creating a lush, verdant backdrop. For optimal growth, ensure that the plant is situated in an area with ample sunlight to partial shade.

Separating/dividing a Lysimachia clethroides

To ensure vigorous growth and maintain plant health, division of Lysimachia clethroides is recommended. This process encourages new growth and is best carried out in the cooler months of spring or autumn. Gently lift the plant from the soil, taking care to preserve the root structure. Once removed, divide the clump into several sections, discarding any old or woody parts. Replant the divisions promptly, spacing them adequately to accommodate future growth. This technique allows gardeners to control the spread of the plant while promoting a lush, bushy appearance and abundant white blooms in the summer.

What will be the height of Lysimachia clethroides?

Lysimachia clethroides typically grows to a height ranging from 50 centimeters to 1 meter, making it a versatile choice for various garden settings.

What will be the width of Lysimachia clethroides?

Lysimachia clethroides will reach a maximum spread of 50 centimeters to 1 meter at maturity.

Which soil type is most suitable for the Lysimachia clethroides?

Lysimachia clethroides can adapt to various soil types as long as the soil is well-drained. Ensuring proper drainage is crucial for the healthy growth of this plant.

What is the ideal positioning for the Lysimachia clethroides?

Lysimachia clethroides thrives best in a sunny location. This plant is ideally situated in an area where it can bask in abundant sunlight to support its healthy growth and development.

What is the flowering colour of the Lysimachia clethroides?

The blossoms of Lysimachia clethroides display an elegant white hue, adding a touch of timeless beauty to the plant's appearance.

Is the Lysimachia clethroides hardy?

Lysimachia clethroides demonstrates winter hardiness, with the ability to withstand temperatures ranging from -20.6°C to -15.0°C. This places it within the USDA hardiness zones 6b to 7a. This resilience allows Lysimachia clethroides to endure the winter in regions within these zones, provided it is not exposed to temperatures lower than its tolerance range.

Is the Lysimachia clethroides evergreen?

Lysimachia clethroides is not an evergreen plant. It sheds its leaves during the autumn season and regrows them in the spring, following a deciduous pattern.

What is the growth strength of the Lysimachia clethroides?

Lysimachia clethroides is known for its relatively swift growth, typically reaching its full height within a span of two to five years. This indicates a moderate to rapid rate of development, making it a relatively quick-growing species.

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