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  • PERSICARIA affinis
    © Burncoose Nurseries, all pictures for illustrative purposes only.
    <
    PERSICARIA affinis  PERSICARIA affinis  PERSICARIA affinis  PERSICARIA affinis  ALCHEMILLA mollis and PERSICARIA affinis 'Superba'
© Burncoose Nurseries, all pictures for illustrative purposes only. EUPHORBIA x pasteurii and PERSICARIA
© Burncoose Nurseries, all pictures for illustrative purposes only. Monarda ‘Prairie Night’, Eryngium ‘Picos Blue’, Argyranthemum ‘Chelsea Girl’, Blue Phlox and Persicaria
© Burncoose Nurseries, all pictures for illustrative purposes only.
    >

    PERSICARIA affinis

    Commonly known as Knotweed, Polygonum

    Deep pink
    plant size comparison icon
    1.5 to 2 Litre
    Delivery Information
    Available Early Spring 2025
    individually £12.50 each , 3+ £10.00 each 
    Available Early Spring 2025 - Spring according to the Met office is defined as March 1st - May 31st. Therefore early spring is early March to mid-April. This is not a guaranteed date but an estimate and subject to availability.
     
    Plant Details
    • Flowering
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      Jan
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      Feb
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      Mar
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      Apr
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      May
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      Jun
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      Jul
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      Aug
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      Sep
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      Oct
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      Nov
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      Dec
    • Pests & Diseases
      None
    • Place of origin
      Himalayas
    • Resistant to honey fungus
      These plants have little or few problems with honey fungus.
    • Evergreen
      Dark-green leaves 5-15cm (2-6in) long, turning red-bronze in autumn.
    • Shades of pink
      All shades of pink through to Carmine (red)
      Deep pink
    • Cup-shaped
      5mm (¼in) on spikes 5-8cm (2-3in) long
    • Spikes
    • Fully hardy
    • Height
      25cm (10in)
    • Spread
      60cm (24in)
    • Ground cover
      These plants are typically low growing and spread quickly to inhibit weed growth on areas of bare soil
      Creeping perennial. Produces tight, upright spikes 5-8cm (2-3in) long of small flowers to 5mm (¼in) long. Flowers fade to pale pink.
    • Hardy - cold winter
      Hardy in most places throughout the UK even in severe winters. May not withstand open/exposed sites or central/northern locations. Plant can withstand temperatures down to -15°C (5°F)
    • Rabbit Resistant
    Planting Tips and Care Advice
    • Garden Location/Conditions
      Border
      Suitable for a mixed or herbaceous border
      Rockery (inc alpine)
    • Soil Conditions
      Tolerates all
      Any moist soil
    • Sun Requirements
      Full sun
      Partial shade
    Customers Also Bought
    PERSICARIA affinis 'Darjeeling Red'

    PERSICARIA affinis 'Darjeeling Red'

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    CORNUS canadensis

    CORNUS canadensis

    Creeping dogwood, Bunchberry
    Available from £15.00
    PACHYSANDRA terminalis

    PACHYSANDRA terminalis

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    Available from £11.50
    PERSICARIA bistorta 'Superba'

    PERSICARIA bistorta 'Superba'

    (Polygonum) Bistort, Adderwort
    Available from £12.50

    Varieties

    Useful extras...

    Fertilisers & Feeds - Empathy
    Recommended by the RHS. Contains Rootgrow™ mycorrhizal fungi. Suitable for all trees and shrubs (except rhododendrons, azaleas, heathers, cranberries and blueberries)
    Small - 60g sachet
    £3.00
    Medium - 150gm sachet - inc c&p
    £6.00
    Large - 360gram sachet - inc c&p
    £12.00
    Fertilisers & Feeds - Empathy
    All-purpose organic concentrated seaweed feed that is a ready to use, derived from sustainable harvested kelp, that can be used on all outdoor and indoor plants, except acid loving plants. Perfect used in conjunction with Rootgrow™.
    1 ltr - inc c&p
    £7.50
    Fertilisers & Feeds - Empathy
    Creates a mini-meadow for attracting bees, butterflies and bugs to your garden. 200g sachet which will cover 3 square metres. Contains Rootgrow™ mycorrhizal fungi.
    3m²- inc c&p
    £7.00
    10m² - inc c&p
    £15.00
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