Knotweed Persicaria affinis 'Darjeeling Red' 5-10 pot P9

Size: Potmaat leidend

5-10cm

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Pot 9x9 cm (P9)

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Persicaria affinis 'Darjeeling Red' Can be planted now
Careful and fast delivery throughout the United Kingdom

Benefits according to our specialist

Prevents weeds
Plantable year-round
Fast-growing
Rechtstreeks van de kweker

Plant features
Description
Planting and care
Packaging and shipping

Genus
Persicaria (view all varieties)

Root type
Pot

Pot size
9x9 cm (P9)

Flowering months
June, July, August, September

Leaf colour
Red, Pink, White

Possibilities
Border, Group planting, Edge planting

Soil type
All soil types, well-drained

Positioning
Semi-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
9

Evergreen plants
No

Leaf colour
Green

Fragrant plants
No

Growth habit
Creeping wide-spreading growth habit

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

Mature height (cm)
20

Art. no.
1000889

Description

Persicaria affinis 'Darjeeling Red' | Knotweed

The Persicaria affinis 'Darjeeling Red', commonly known as knotweed, is a charming ground cover plant that brings a cascade of color to any garden border. Boasting a beautiful display of red, pink, and white flowers from mid-summer to early autumn, this species is a favorite among gardeners seeking to create a vibrant, yet low-maintenance, outdoor space.

Its creeping, widespread growth habit ensures it covers garden spaces efficiently, adding texture and variety to the landscape.

Key Features

Persicaria affinis 'Darjeeling Red' flourishes in a range of well-drained soil types and is quite adaptable to various lighting conditions, from full sun to partial shade.
The plant has a modest height, reaching only about 20 cm, making it an excellent choice for edge planting or as a filler in group plantings.
While it is not evergreen, it retains its lush green foliage for much of the year, transitioning to a green hue in the winter months.
The summer and autumn months are when 'Darjeeling Red' truly shines, with flowers that emerge in shades of pink and mature to a deep red.
This species is semi-evergreen, which means it can provide some winter interest in milder climates.

Tips

To propagate 'Darjeeling Red', divide the plant in spring or autumn. This ensures the health of your Persicaria and stimulates robust new growth.
It is not drought-resistant, so ensure to provide it with average water, especially during dry spells to maintain its lush appearance.
No pruning is necessary for this plant, making it an excellent choice for gardeners who prefer minimal upkeep.
When planting, space the divisions adequately to allow for the natural spreading habit of this ground cover, ensuring a full and attractive display as the plants mature.

Ideal placement of a Persicaria affinis 'Darjeeling Red'

Persicaria affinis 'Darjeeling Red' flourishes in locations that receive full sun to partial shade, showcasing its vibrant hues optimally when bathed in ample light. It is undemanding regarding soil types; however, it thrives best in well-drained conditions which facilitate its creeping, widespread growth. This species is adaptable but will benefit from consistent moisture to support its lush foliage and profuse flowering. The plant's robust nature allows it to fit seamlessly into various garden designs, from borders to edges, where its seasonal color transitions can be fully appreciated.

How do I plant a Persicaria affinis 'Darjeeling Red'?

Plant Persicaria affinis 'Darjeeling Red' in a location that provides full sun to partial shade to accommodate its light requirements. This species thrives in a variety of well-drained soils, making it a versatile choice for different garden settings. When planting, space the specimens adequately to allow for their creeping growth habit, ensuring they have ample room to spread and establish a lush ground cover. It's best to plant these during milder weather in spring or autumn to reduce transplant shock. Regular watering after planting will help the plant settle in and promote robust growth.

Pruning a Persicaria affinis 'Darjeeling Red'

While Persicaria affinis 'Darjeeling Red' typically requires no pruning to maintain its health or shape, a light trim can be performed to remove any spent flowers or untidy foliage, encouraging a fresh flush of growth. If desired, trim the plant lightly after flowering to keep its appearance neat. As this species exhibits a creeping growth habit, it's advisable to monitor its spread within the landscape, gently guiding or reducing its reach to maintain the intended design of your garden space.

Watering a Persicaria affinis 'Darjeeling Red'

The Persicaria affinis 'Darjeeling Red' thrives with an average watering schedule, ensuring that the soil remains moist but well-drained. During the growing season, particularly in the warmer months from June to September when the plant is flowering, it is important to monitor soil moisture levels and water when the top inch of soil begins to feel dry. Over-watering can be detrimental, so it's crucial to allow for proper drainage. During periods of extreme heat or extended dry spells, additional watering may be necessary to maintain consistent moisture, supporting the lush, green foliage and vibrant blossoms characteristic of this species.

Fertilising a Persicaria affinis 'Darjeeling Red'

To support the rich and extended flowering season of Persicaria affinis 'Darjeeling Red', fertilizing is a crucial part of care. Apply a balanced, slow-release fertilizer in early spring, which will provide a steady supply of nutrients throughout the peak growing months. A second application in mid-summer will benefit the species, ensuring that the vibrant display of red, pink, and white blossoms continues into autumn. It is important to follow the manufacturer's recommendations for application rates to avoid over-fertilization, which can lead to excessive foliage growth at the expense of flowers. Additionally, as this plant thrives in well-drained soil, ensure that the fertilizer is watered in thoroughly to aid in nutrient absorption and prevent potential root burn.

The characteristics of a Persicaria affinis 'Darjeeling Red'

Persicaria affinis 'Darjeeling Red' is a ground-covering marvel, often admired for its changing hues. Initial displays of delicate pink flowers gradually deepen to a striking crimson, offering a dynamic color progression throughout its blooming period. This species thrives in a range of soil types, making it a versatile choice for gardeners. Moreover, its mat-forming habit helps to suppress weeds, reducing garden maintenance. With a preference for partial shade, it can flourish beneath taller plants, adding layers and depth to your garden design.

Separating/dividing a Persicaria affinis 'Darjeeling Red'

To maintain the health and vigor of Persicaria affinis 'Darjeeling Red', division should be performed periodically. This process, ideally undertaken in the cooler months of spring or autumn, involves gently lifting the plant from the soil and carefully separating it into smaller sections. Each section should have a good amount of roots and shoots to ensure successful reestablishment. Replant the divisions promptly, ensuring they are situated in well-drained soil and receive adequate sunlight to partial shade. This propagation method not only rejuvenates the plant but also helps control its creeping growth, keeping your garden display dense and flourishing.

What will be the height of Persicaria affinis 'Darjeeling Red'?

Persicaria affinis 'Darjeeling Red' typically reaches a height ranging from 10 to 50 centimeters when fully matured.

What will be the width of Persicaria affinis 'Darjeeling Red'?

Persicaria affinis 'Darjeeling Red' will achieve a spread ranging from 10 to 50 centimeters at maturity.

Which soil type is most suitable for the Persicaria affinis 'Darjeeling Red'?

Persicaria affinis 'Darjeeling Red' is well-suited to all soil types, provided that the soil is well-drained. This ensures that the plant's roots are not waterlogged, promoting healthy growth and development.

What is the ideal positioning for the Persicaria affinis 'Darjeeling Red'?

The optimal location for Persicaria affinis 'Darjeeling Red' would be an area that receives both sunlight and partial shade. This plant can thrive in a variety of light conditions, benefiting from a balance between direct sunlight and shade.

What is the flowering colour of the Persicaria affinis 'Darjeeling Red'?

The blossoms of Persicaria affinis 'Darjeeling Red' showcase a delightful array of red, pink, and white hues, adding a vibrant and charming touch to the plant.

Is the Persicaria affinis 'Darjeeling Red' hardy?

Yes, Persicaria affinis 'Darjeeling Red' is considered winter hardy. It can endure temperatures as low as -23.3°C to -20.1°C, falling within the USDA hardiness zone 6a. This robustness equips the Persicaria affinis 'Darjeeling Red' to thrive during the winter in various climates, provided the temperatures remain within its indicated limits.

Is the Persicaria affinis 'Darjeeling Red' evergreen?

Persicaria affinis 'Darjeeling Red' is not evergreen. This means that the plant sheds its leaves during the autumn season and regrows them in the spring.

What is the growth strength of the Persicaria affinis 'Darjeeling Red'?

Persicaria affinis 'Darjeeling Red' is known for its moderately paced growth, typically taking 2 to 5 years to reach its ultimate height. This indicates a steady and deliberate development process, allowing for the plant to mature gradually over a period of time.

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