Adderwort (Persicaria bistorta)
Also known as 'Bistort', 'Red Legs' or 'Snakeweed'.
Attractive prominently veined, ovate leaves up to 30cm long have poker-shaped bottle brush-like mauve-pink flowers rise above them.
Little maintenance is required. Trim just above the water surface after foliage has died back in Autumn to tidy.
Plant in full sun to partial shade between 0cm and 15cm deep.
- Flowering period: July to September
- Mature height: 30cm to 80cm
- Growth rate: medium