Persicaria bistorta 'Superba'
Knotweed 'Superba', Adderwortel
Persicaria Persicaria
'Superba' _ 'Superba' is a mat-forming, semi-evergreen perennial with large, ovate foliage and spikes of large, white bottlebrush flowers from late-summer to early-autumn.
Persicaria bistorta 'Superba' is: Semi evergreen
Creeping, Erect flower stem, Mat Forming
RHS AGM (Award of Garden Merit)
Green in Summer; Brown in Autumn; Brown in Winter
Generally pest-free.
Generally disease-free.
Cut the plant back after flowering has finished
Division
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Persicaria bistorta 'Superba' (Knotweed 'Superba') will reach a height of 0.75m and a spread of 1m after 5-10 years.
Beds and borders, Bog garden, Cottage/Informal, Ground Cover, Low Maintenance, Waterside
Plant in any moist soil in sun or partial shade. Also likes a boggy, water edge position.
Clay, Loamy
Moist but well-drained, Moisture-retentive
Acid, Alkaline, Neutral
Partial Shade, Full Sun
North, South, East, West
Exposed, Sheltered
Hardy (H4)
We do not currently have companion plants added for this plant.
Persicaria bistorta 'Superba'
Knotweed 'Superba', Adderwortel
Persicaria Persicaria
'Superba' _ 'Superba' is a mat-forming, semi-evergreen perennial with large, ovate foliage and spikes of large, white bottlebrush flowers from late-summer to early-autumn.
Semi evergreen
Creeping, Erect flower stem, Mat Forming
RHS AGM (Award of Garden Merit)
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Green in Summer; Brown in Autumn; Brown in Winter
Generally pest-free.
Generally disease-free.
Cut the plant back after flowering has finished
Division
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Persicaria bistorta 'Superba' (Knotweed 'Superba') will reach a height of 0.75m and a spread of 1m after 5-10 years.
Beds and borders, Bog garden, Cottage/Informal, Ground Cover, Low Maintenance, Waterside
Plant in any moist soil in sun or partial shade. Also likes a boggy, water edge position.
Clay, Loamy
Moist but well-drained, Moisture-retentive
Acid, Alkaline, Neutral
Partial Shade, Full Sun
North, South, East, West
Exposed, Sheltered
Hardy (H4)
Zone 8, Zone 7, Zone 6, Zone 5
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This plant likes... | Garden match | |
Soil types: | Clay, Loamy | Tell us... |
Soil drainage: | Moist but well-drained, Moisture-retentive | Tell us... |
Soil pH: | Acid, Alkaline, Neutral | Tell us... |
Light: | Partial Shade, Full Sun | Tell us... |
Aspect: | North, South, East, West | Tell us... |
Exposure: | Exposed, Sheltered | Tell us... |
Hardiness: | Hardy (H4) | Tell us... |
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