Purple loosestrife Lythrum salicaria 5-10 pot P9

Size: Potmaat leidend

5-10cm

|

Pot 9x9 cm (P9)

|

Available from: 03/02/2025

Number of m2

Nr. of plants

3.00

3.00 per piece

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

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Nr. of plants

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2+ £3.35

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12+ -6.0% £3.15

24+ -7.5% £3.10

96+ -10.4% £3.00

Benefits according to our specialist

Plantable year-round
Rich flowering
Easy plant

Plant features
Description
Planting and care
Packaging and shipping

Genus
Lythrum (view all varieties)

Root type
Pot

Pot size
9x9 cm (P9)

Flowering months
July, August, September

Leaf colour
Purple, Pink

Possibilities
Border, Group planting

Soil type
All soil types, well-drained

Positioning
Semi-shade, Shade, Sun

Winter hardiness
-23,3°C / -20,6°C, USDA zone 6a

Fruit-bearing plants
No

Water needs
Average water

Number of plants per m²
6

Evergreen plants
No

Leaf colour
Green

Fragrant plants
No

Growth habit
Upright growth habit

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

Mature height (cm)
100

Art. no.
1000762

Description

Lythrum salicaria | Purple loosestrife

Lythrum salicaria, commonly known as purple loosestrife, is a perennial herb with a striking presence in any garden. Native to various regions including Europe, Africa, and Asia, this plant thrives in a wide range of environments. With its spires of vivid flowers and sturdy, upright growth habit, purple loosestrife adds a touch of wild beauty to both borders and group plantings.

Key Features

Lythrum exhibits a remarkable tolerance for various soil types, provided they are well-drained.
Flourishing in full sun to shade, it is versatile and can adapt to different garden aspects.
The plant is adorned with purple to pink blooms from July through September, which are a magnet for pollinators.
Known for its upright growth habit, rose loosestrife can reach an ultimate height of approximately 1 meter.
Its deciduous foliage maintains a vibrant green throughout the growing seasons, providing a lush backdrop for the summer flowers.

Tips

To propagate Lythrum salicaria, division is recommended. This process rejuvenates the plant and maintains its health.
Regular removal of spent flowers will enhance the plant's appearance and stimulate further growth.
While the plant does not require excessive watering, it is important to ensure consistent moisture, especially during dry periods.
In autumn, consider cutting back the stems to help promote vigorous growth in the following season.

Ideal placement of a Lythrum salicaria

For optimal growth and flowering, Lythrum salicaria should be situated in an environment where it can bask in full sun to partial shade. This species is remarkably versatile, capable of thriving in a variety of soil conditions, provided the soil is well-drained. Despite its adaptability, it achieves its best performance in moist, fertile substrates. The location should also accommodate its upright growth habit and allow space for the plant to reach its full height of approximately 1 meter. Regular watering is essential to meet its average water needs, especially in well-drained soils where moisture may not be retained as effectively.

How do I plant a Lythrum salicaria?

Lythrum salicaria thrives in a variety of lighting conditions, from full sun to shade, allowing for versatile placement within a garden setting. With an upright growth habit, this species reaches an impressive height of up to 1 meter, making it ideal for borders and group plantings. For planting, select well-drained soil of any type, ensuring that the pot-grown root system is adequately spaced to promote healthy development. After planting, regular watering is necessary to establish the plant, although it has an average water need once established. The best time for planting is outside of extreme weather conditions, avoiding periods of frost.

Pruning a Lythrum salicaria

Lythrum salicaria thrives with minimal pruning care, primarily focusing on the removal of spent blooms. Regularly deadheading the faded flowers is beneficial, as it encourages further blooming, enhances the plant's overall appearance, and prevents self-seeding, which can be prolific with this species. Carry out this maintenance throughout the blooming season, from July to September, to promote a neat and vigorous growth. No extensive pruning is needed, as this upright grower naturally maintains its form and will die back in the winter, only to regrow in the spring.

Watering a Lythrum salicaria

Lythrum salicaria thrives with consistent moisture, particularly during its blooming period in the warmer months of July through September. This species prefers a well-drained soil but will tolerate various conditions, provided it is not left to dry out. Regular watering will ensure that the soil remains evenly moist, which is particularly important for plants in pots, as they can dry out more rapidly than those in the ground. During periods of high temperatures and intense sun, monitor soil moisture closely and water accordingly to maintain optimal health and vibrant floral displays.

Fertilising a Lythrum salicaria

For optimal growth and sustained flowering, Lythrum salicaria benefits from regular fertilization. Apply a balanced, slow-release fertilizer in early spring as new growth appears. This initial feeding will provide the nutrients necessary for the species to establish a strong root system and support vigorous foliage development. A second application of fertilizer can be beneficial in midsummer to bolster the plant's resources during the peak flowering months of July through September. It is important to follow the recommended dosage on the fertilizer's packaging to avoid overfeeding, which can lead to excessive foliage at the expense of blooms. After fertilizing, watering the plant will help integrate the nutrients into the soil, ensuring they are readily accessible to the plant's roots.

The characteristics of a Lythrum salicaria

Lythrum salicaria is an asset to any water-bound garden area, thriving in moist conditions and providing a vibrant splash of color with its spires of magenta flowers. This species is known for its ability to attract pollinators, making it an excellent choice for those looking to support local ecosystems. Furthermore, its robust nature allows it to stand firm against strong winds, making it a reliable and picturesque presence along pond edges and stream banks.

Separating/dividing a Lythrum salicaria

Dividing this species every few years is beneficial for its health and vigor, promoting lush, robust growth. To propagate Lythrum salicaria, lift the entire plant from the soil during the cooler months of spring or autumn. Carefully separate the root mass into smaller sections, each with ample roots and shoots. Replant these divisions at the same depth they were originally growing to ensure a successful transition. Regular division not only revitalizes the plant but also helps control its spread, maintaining an orderly appearance within your garden design.

What will be the height of Lythrum salicaria?

Lythrum salicaria typically reaches a height of 1 to 1.5 meters when fully mature.

What will be the width of Lythrum salicaria?

Lythrum salicaria attains a final spread ranging from 10 centimeters to 50 centimeters.

Which soil type is most suitable for the Lythrum salicaria?

Lythrum salicaria can adapt to various soil types, but it thrives best in well-drained soil. Ensuring proper drainage allows for optimal conditions for the growth and development of this plant.

What is the ideal positioning for the Lythrum salicaria?

The ideal location for Lythrum salicaria can vary from sun to partial shade and even shade. This plant is adaptable to different light conditions, thriving in areas with direct sunlight, as well as in locations with partial shade or even in shaded spots. For optimal growth and flowering, a position with partial shade is recommended.

What is the flowering colour of the Lythrum salicaria?

The blossoms of Lythrum salicaria display lovely hues of purple and pink, adding a delightful touch of color to the plant.

Is the Lythrum salicaria hardy?

Lythrum salicaria is indeed winter hardy, able to endure temperatures as low as -23.3°C to -20.1°C, placing it within the USDA zone 6a. This indicates that Lythrum salicaria can withstand cold conditions typical of many regions, including those with moderately cold winters.

Is the Lythrum salicaria evergreen?

Lythrum salicaria is not an evergreen plant. It is a deciduous plant, shedding its leaves in the fall and growing new ones in the spring.

What is the growth strength of the Lythrum salicaria?

Lythrum salicaria achieves its mature height within a period of two to five years, indicating a moderate growth rate.

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