Persicaria amplexicaulis 'Blackfield'
Common Names: red bistort 'Blackfield'
Family: Polygonaceae
Features:
clump-forming
dark green, oval to heart-shaped
Long-stalked, narrow spikes of dark blood-red flowers
Sunlight: Full/Partial shade
Ultimate Height: 0.5 - 1 meters
Ultimate Spread: 0.5 - 1 meter
Flowering: Summer - Autumn
Care:
Cut back after flowering