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Polygonum amphibium

Water Smartweed

Polygonum amphibium, Water Smartweed, is a sprawling perennial with willow-like leaves, reddish stems, and clusters of small flowers found in shallow water along the margins of lakes, ponds, and streams. The rhizomes of Polygonum amphibium form brilliant patches of manageable mats. Seeds for Water Smartweed provide food for marsh birds, song birds, and some upland game birds.

• »  Submergent wetland species
• »  Floating leaf and flowers
• »  Food source for birds

• Category

  • Native Wetland Perennials

• Characteristics

  • Exposure -Sun
  • 1' - 2'
  • Prolific Seeder
  • Stoloniferous - Rapid
  • Summer
  • Spring
  • Summer
  • Fall
  • High Marsh - Saturated Soil
  • Low Marsh 0 - 6"
  • Shallow Water 6" - 12"
  • Green
  • Amphibians
  • Butterflies
  • Cover
  • Fish
  • Food
  • Nesting
  • Waterfowl
  • Deer Resistant
  • Goose Resistant
  • OBL
  • Floating Leaf
  • Flowering Perennial
  • Marginal
  • Submergent
  • Bio Remediation
  • Container
  • Erosion Control
  • Fibrous Roots
  • Ground Cover
  • Mass Planting
  • Native
  • Naturalizing
  • Ornamental Flower
  • Storm Water Basin
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