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Cedar Swamp

 

Northern White Cedar (Thuja occidentalis)

Flora, fauna, earth, and sky...
The natural history of the northwoods

Classification

  • Province: Laurentian Mixed Forest
    • Section: Northern Superior Uplands
      • Subsection: Border Lakes
  • System: Fire Dependent Woodland

Description:

  • The Alder/Willow Wetland, about 2.5% of the BWCAW by surface area
  • Slow moving subsurface water with dense, nearly impenetrable cover of tall shrubs
  • Signature Species

Indicator
Species:

Trees

Shrubs

Herbs

Ground Cover

  • Sphagnum Moss, Sphagnum spp
  • Feather Moss,
  • Dicranum Moss, Dicranum spp
  • Hair Cap Mosses,
  • Ribbed Bog Moss,
  • Mnium
  • Thuidium

Landform & Topography:

Soils & Hydrology:

Identification:

  • A swamp is a forested wetland and the swamp of the north woods is dominated by the Northern White Cedar (Thuja occidentalis) the parent of the many varieties of domesticated Arborvitae shrubbery.
  • Peat depth of 1' - 10', surface of humocks and hollows
  • Water flows just below the surface, filling the hollows except in the driest periods
  • Surface water pH 6.0 - 7.0, relatively rich in magnesium, calcium, and other nutrients
  • The Mixed Conifer Swamp Forest, only about .5% of the BWCAW by surface area
  • Dense forest with subsurface water
  • Signature Species
  • Sub-types
    • Mixed Conifer/Cedar Swamp Forest
    • Black Ash/Elm Swamp Forest
  • Barred Owl, Strix varia
  • Spruce Grouse, Dendragapus canadensis
  • Ovenbird, Seiurus aurocapillus
  • Northern Waterthrush, Seiurus noveboracensis
  • Moose, Alces alces

Natural
History

  • History

Other
Communities:

Lowland Plant Communities Upland Plant Communities
 

Boreal border

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Last updated on 30 June, 2004