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PERSICARIA bistorta 'Superba'
Commonly known as Adderwort, Bistort, Polygonum
Clear pink poker flowers
Plant Details
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Floweringlocal_floristJanlocal_floristFeblocal_floristMarlocal_floristAprlocal_floristMaylocal_floristJunlocal_floristJullocal_floristAuglocal_floristSeplocal_floristOctlocal_floristNovlocal_floristDec
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Good to knowSyn. Polygonum bistorta.
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Pests & DiseasesNone
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Place of originEurope, north and west Asia
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Resistant to honey fungusThese plants have little or few problems with honey fungus.
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Semi-evergreenKeeps some of its foliage all year, and will drop some leaves as well.Broadly ovate, pointed, boldly veined, mid-green leaves 10-30cm (4-12in) long.
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Shades of pinkAll shades of pink through to Carmine (red)
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Bell/LanternNarrowly bell-shaped 5mm (¼in) long
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SpikesShort, dense, cylindrical spikes 5-7cm (2-2¾in) long
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Fully hardy
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Height90cm (36in)
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Spread90cm (36in)
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HerbaceousEarly in the year, typically January till end of March, herbaceous plants might be supplied in 9cm pots to ensure timely despatch.Vigorous, clump-forming perennial. Flowers over a long period.
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Very hardyHardy in the severest continental climates including exposed upland locations in the UK. Plant can withstand temperatures < -20 (-4°F)
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Autumn Seasonal Interest
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Summer Seasonal Interest
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Bee friendly
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Rabbit Resistant
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Mature Size90cm (36in)
90cm (36in)
Planting Tips and Care Advice
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Garden Location/Conditions
Bog gardenBorderSuitable for a mixed or herbaceous border
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Soil Conditions
Tolerates allAny moist soil
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Sun Requirements
Full sunPartial shade
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Persicaria - Growing Guide