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PERSICARIA microcephala 'Red Dragon'
Commonly known as Bistort, Knotweed
Tall and spreading variety with dramatic brownish-red leaves with black markings
Further Reading....
- Details
- Description
- Mature Size
- Tips and Advice
- Goes Well With
- Planting Combinations
- Other Suggestions
- See Also...
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White -
Height - 1m (39in) -
Spread - 50cm (20in)
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Ground cover - These plants are typically low growing and spread quickly to inhibit weed growth on areas of bare soil
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Herbaceous - Early in the year, typically January till end of March, herbaceous plants might be supplied in 9cm pots to ensure timely despatch. - erect, clump-forming, woody-based perennial with ovate leaves to 8cm (3in) long. Produces small spherical clusters 1cm (½in) across of flowers on stalks to 4cm (1½in) long from the axils of the upper leaves.
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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) -
Full sun -
Partial shade -
Additional Features - Pests & Diseases - - none. -
Place of origin - garden origin. -
Resistant to honey fungus - These plants have little or few problems with honey fungus.
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Hardiness - Fully hardy -
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Leaf Colour (if not green) - Red -
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Seasonal Interest - Summer -
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Soil Conditions - Clay or heavy soil -
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Tolerates all - any moist soil
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Wet or boggy soil
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Wildlife - Rabbit Resistant -
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Herbaceous Plants - Video Collection
- Dividing Herbaceous Perennials - Video Tip ondemand_video
- Spring Planting Osteospermums - Video Tip ondemand_video
- Dividing Summer Perennials - Video Tip ondemand_video
- Dividing summer flowering Hemerocallis - Video Tip ondemand_video
- Summer propagation - Video Tip ondemand_video
- Self-seeding aquilegia - Video Tip ondemand_video
- Supporting Plants - Video Tip ondemand_video
- Dead heading meconopsis - Video Tip ondemand_video
- Dead heading Delphiniums - Video Tip ondemand_video
- Feeding herbaceous peonies - Video Tip ondemand_video
Persicaria - Growing Guide
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1m (39in)
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50cm (20in) |
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ERYNGIUM bourgatii 'Picos Blue'
Sea holly
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EUPHORBIA palustris
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GAURA lindheimeri 'The Bride'
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MONARDA 'Prairie Night'
Available from £11.50
PERSICARIA
(Polygonum) - Knotweed
PERSICARIA bistorta 'Superba'
(Polygonum) Bistort, Adderwort
Available from £11.50
PHLOMIS russeliana
Turkish sage
Available from £12.50
SALVIA
Sage
SORBARIA sorbifolia
False spiraea
Available from £13.50
Useful extras...
Fertilisers & Feeds - Vitax
Q4 Pelleted Fertiliser
A useful fertiliser suitable for use on a wide variety of plants. Q4 provides all the nutrients and trace elements essential for vigorous growth, abundant flowering and ripening of fruit.
3 options from £6.00
Fertilisers & Feeds - Empathy
Rootgrow mycorrhizal fungi
Recommended by the RHS. Contains Rootgrow™ mycorrhizal fungi. Suitable for all trees and shrubs (except rhododendrons, azaleas, heathers, cranberries and blueberries)
2 options from £6.00
Fertilisers & Feeds - Empathy
All-purpose Seaweed Stimulant
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™.
Only £7.50
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