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* Your plant may differ from the images shown depending on the pot size and season.

Knotweed 'Darjeeling Red'

Persicaria 'Darjeeling Red'

Persicaria 'Darjeeling Red'

Regular price £13.95
Sale price £13.95 Regular price
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Persicaria affinis 'Darjeeling Red' is a distinctive perennial with slender spikes of pink to deep red flowers and foliage that often takes on rich autumn colour. It adds long lasting colour to a garden.
Choose a size: 2L pot

Plant height is measured from the base of the pot to the top of the plant. Heights are approximate and may vary with season.

The most common sized pots we sell from our nursery are 9cm, 17cm (2L), 19cm (3L) and 22.5cm (5L).

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Order before 11PM for delivery by Monday 6th July or sooner. Express delivery also available.

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Key features

Persicaria 'Darjeeling Red' (Knotweed 'Darjeeling Red' )

Knotweed 'Darjeeling Red' is a perennial plant prized for its slender spikes of flowers, which emerge pink and then alter to a deep red as the summer progresses. The blooms appear from midsummer and bloom over a long period, often well into autumn, when the foliage also provides additional interest as it turns autumnal hues.

Reaching around 80cm to 1m in height, it forms upright clumps that add vertical interest and structure without overwhelming neighbouring plants. The long flowering season and autumnal foliage mean that this plant guarantees dependable colour late in the year.

Thriving in nearly any soil, in full sun or partial shade, this is a hardy and easy-to-grow option for a low-maintenance garden. Cut back faded stems in early spring to encourage fresh new growth.

  • Attracts pollinators
    Attracts pollinators
  • Suitable for mixed borders
    Suited to mixed borders
  • Low maintenance plant
    Low maintenance
  • Cottage garden plant
    Cottage garden plant

Plant background

Botanical Name: Persicaria affinis 'Darjeeling Red' Common Name: Knotweed 'Darjeeling Red' Genus: Persicaria
Plant Type: Perennials Native Area: Himalayas Colour(s): Pink and Red

Characteristics

Eventual Height: ~0.5-1m Eventual Spread: ~0-0.5m Hardiness: H7 (Fully Hardy)
Life Cycle: Semi-Evergreen Preferred Sunlight: Part Sun Preferred Soil: Most soil types

Seasonal information

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Planting
Flowering

Note that this is a rough guide only and may vary depending on your exact location in the UK.

Free delivery over £85

Get free delivery straight to your door when you spend £85 or more.

Happy plants guaranteed

Healthy plants delivered to your door in great shape, or your money back.

Grown in the UK

Our plants are grown in the UK to prepare them for the conditions in your garden.