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Reynoutria sachalinensis

Giant knotweed

Garden

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Features

  • BloomsAugust to October
  • Height3m to 4m
  • Growth HabitClump
  • Flower ColourWhite

Description

Reynoutria sachalinensis (Giant knotweed). A tall herb growing to 3m forming dense thickets. Long oval leaves are to 30cm and arrow-shaped and white flowers are borne in clusters. Found on waste ground often by rivers.

Characteristics

Perennial, Herbaceous

Other common names

Knotweed

Origin

Europe and Asia

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Needs

  • LightPart shade
  • WaterSemi-moist

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