knotweed 'Silver Dragon'
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A fast-growing, deciduous, herbaceous perennial to 1.1m producing a mound of stems. The foliage is highly ornamental and heart shaped, with a pale silver 'V' mark over a grey green base colour. Inside the 'V', the colour is pale purple-bronze with a darker bronze margin to the leaf. Provides good orange colour in autumn. Young foliage is very dramatic and contrasts well with open sprays of white flowers from summer to autumn. Suitable for the middle of a flower border
Scientific classification
- Species
- knotweed 'Silver Dragon' (Persicaria 'Silver Dragon')
- Genus
- Persicaria
- Family
- Polygonaceae
- Information to be completed
- Toxicity
- Herbaceous Perennial
- Plant type
- 1-1.5 metres
- Height
- 0.5-1 metres
- Spread
- Deciduous
- Foliage
- Clump forming
- Habit
- Autumn · Spring · Summer
- Season of interest
- Full sun · Partial shade
- Sunlight
- Information to be completed
- Ideal temperature
knotweed 'Silver Dragon' pictures
Distribution of knotweed 'Silver Dragon'
Distribution map
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Culture
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Toxicity
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Quick identification of knotweed 'Silver Dragon'
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knotweed 'Silver Dragon' care guide
- Moderate regular watering, allowing brief slight drying between soakings
- Watering
- Full sun · Partial shade
- Sunlight
- Information to be completed
- Ideal temperature
Watering
Moderate regular watering, allowing brief slight drying between soakings
Fertilizing
FertilizingBalanced perennial feed every four weeks from spring through summer
Pruning
PruningCut back old, flowered stems to the ground in autumn
Propagation
PropagationPropagate by division in spring or autumn
Growing
GrowingGrows in any well-drained soil, in full sun to partial shade
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Common pests and diseases
Diseases
Generally disease-free
Pests
Generally pest-free
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