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Deep Water Plants - Willow Grass

21st Nov 2019

Persicaria amphibia

Description: Produces elongated, lance-like mid to dark-green leaves. The small pink-purple flowers develop in dense clustes on erect stems.

Other Common Names: Water Knotweed, Water Smartweed, Amphibious Bistort, Heart's Ease, Water Buckwheat.

Planting Zone: 4.

Origin: Native to many parts of North America, Europe and Asia.

Water Depth: 50cm.

Spread: 200cm. 

Flowers: June - September.