Scientific Name: Persicaria affinis ( syn. Bistorta affinis )
Common Name: dwarf fleeceflower, Himalayan knotweed
Family Name: Polygonaceae
Origin: South Asia / India
Hardiness Zone: Zone 3: (-40 to -34 °C)
Plant Type: Herbaceous perennial
Mature Size: 0.2 - 0.4m x 0.3 - 0.6m (height x width)
Habit: Spreading
Form: Creeping / Mat-like
Texture: Medium
Landscape Uses: Container planting, Ground cover, Group or mass planting
Exposure: Full sun only if soil kept moist, Part sun/part shade, Filtered shade
Soil or Media: Humus rich, Well-drained
Leaves: Simple, Alternate, Basal, Soft flexible, Pinnate venation, Glabrous, Elliptic, Oblanceolate, Spatulate, Serrulate
Flowers: Raceme, White, Pink, Red, Jul-Aug-Sep-Oct
Fruit: Achene, Brown, Oct-Nov
Key ID Features:
Dense low ground cover; leaves mostly basal (alternate on runners and flowering stems), elliptic-spatulate, (3-)6(-10)cm long x 2-3cm wide, midrib lighter green to creamy on underside, margin finely toothed; racemes 2-7cm long, florets tiny, numerous, pink, Jul-Oct.