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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
Height - 1m (39in)
Spread - 50cm (20in)
Ground cover - These plants are typically low growing and spread quickly to inhibit weed growth on areas of bare soil
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.
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)
Additional Features - Pests & Diseases - none.
Place of origin - garden origin.
Resistant to honey fungus - These plants have little or few problems with honey fungus.
Hardiness - Fully hardy
Leaf colour (if not green) - Red
Soil Conditions - Clay or heavy soil
Tolerates all - any moist soil
Wet or boggy soil
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
- 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
Harrod Horticulture Plant Supports - Plant & Border Supports
Curved border restraints
The border restraints are made from sturdy, solid 6mm galvanised steel wire and powder coated dark olive green, available in a variety of sizes providing strong plant support to stop plants falling across lawns and paths
4 options from £14.50
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™.