Alphabetical Plant Listing

Persicaria campanulata (Lesser Knotweed)

Lesser Knotweed, Persicaria campanulata pale pink, Polygonum campanulatum


Persicaria campanulata (Lesser Knotweed) is a semi-evergreen, mat-forming perennial with handsomely veined, ovate leaves, brown-felted beneath. In mid summer to early fall, it boasts clusters of small, white or pink, heather-like flowers in dense panicles at the tips of the sprawling stems. Spreading enthusiastically, this is an excellent ground cover.

  • Grows up to 2-3 ft. tall and wide (60-90 cm).
  • Thrives in moist soils in full sun to part shade.
  • Pest and disease free.
  • Cut back after flowering.
  • Propagate by division in spring or autumn.
  • Native to the Himalaya.

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Requirements

Hardiness 5 – 8
Heat Zones 5 – 8
Plant Type Perennials
Plant Family Persicaria - Fleeceflowers
Exposure Full Sun, Partial Sun
Season of Interest Summer (Mid,Late)
Fall
Height 2' – 3' (60cm – 90cm)
Spread 2' – 3' (60cm – 90cm)
Spacing 24" – 30" (60cm – 75cm)
Water Needs Average
Maintenance Low
Soil Type Clay, Loam
Soil pH Acid, Alkaline, Neutral
Soil Drainage Moist but Well-Drained, Poorly Drained
Characteristics Showy, Semi-Evergreen
Garden Uses Beds and Borders, Ponds and Streams
Garden Styles Informal and Cottage

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Imladris, Shutterstock

While every effort has been made to describe these plants accurately, please keep in mind that height, bloom time, and color may differ in various climates. The description of these plants has been written based on numerous outside resources.


Requirements

Hardiness 5 – 8
Heat Zones 5 – 8
Plant Type Perennials
Plant Family Persicaria - Fleeceflowers
Exposure Full Sun, Partial Sun
Season of Interest Summer (Mid,Late)
Fall
Height 2' – 3' (60cm – 90cm)
Spread 2' – 3' (60cm – 90cm)
Spacing 24" – 30" (60cm – 75cm)
Water Needs Average
Maintenance Low
Soil Type Clay, Loam
Soil pH Acid, Alkaline, Neutral
Soil Drainage Moist but Well-Drained, Poorly Drained
Characteristics Showy, Semi-Evergreen
Garden Uses Beds and Borders, Ponds and Streams
Garden Styles Informal and Cottage

Great Plant Combination Ideas with Persicaria - Fleeceflowers

Guides with Persicaria - Fleeceflowers

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