Hemlock Ravine SNA


Area and County

    Carlton County
    Northeast Minnesota

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51 acres


Detail map (MN DNR)


 Printable Map with GPS coordinates

Printable map    

N46 40.005, W92 21.222

Hiking Trails

The Willard Munger State Trail forms the long southeast border of this triangular SNA. Parts of this section of trail are shared with the Superior Hking Trail.


Deer only, by permit. Varies yearly. See Hunting and Trapping Regulations (MN DNR) for details.

Ecological Classification Province  

Laurentian Mixed Forest Province

Ecological Classification

Northern Superior Uplands


North Shore Highlands

Land Type Association(s)

Highland Moraine

Native Plant Communities1

Red Oak - Sugar Maple - Basswood - (Bluebead Lily) Forest

Sugar Maple - Basswood - (Bluebead Lily) Forest

White Pine - White Spruce - Paper Birch Forest

Ownership Minnesota DNR logo        

Minnesota DNR


The sanctuary portion of this site is closed to protect rare and sensitive resources. It splits the site in half north to south. Parking is on the west section. The east section can be accesed from the Willard Munger State Trail.

This sna was designated 8/23/1982.










Visitor Photos

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Laurie Grimm

Mudslide Hemlock Ravine

  Hemlock Ravine SNA    

Tom Hemlock Ravine Tree

  Hemlock Ravine SNA    
MinnesotaSeasons.com Photos


  Hemlock Ravine SNA   Hemlock Ravine SNA

Wood Routed Sign

  Hemlock Ravine SNA    

Information Sign at Parking Area

  Hemlock Ravine SNA    

Willard Munger State Trail - Hinckley to Duluth

  Hemlock Ravine SNA   Hemlock Ravine SNA

Information Sign on Bike Trail

  Hemlock Ravine SNA   Hemlock Ravine SNA


  Hemlock Ravine SNA    

Deer Enclosure

  Hemlock Ravine SNA   Hemlock Ravine SNA
  Hemlock Ravine SNA    

Red Oak - Sugar Maple - Basswood - (Bluebead Lily) Forest

  Hemlock Ravine SNA   Hemlock Ravine SNA

Sugar Maple - Basswood - (Bluebead Lily) Forest

  Hemlock Ravine SNA    

White Pine - White Spruce - Paper Birch Forest

  Hemlock Ravine SNA    






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Other Videos



Visitor Sightings

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Laurie Grimm


wood frog (Rana sylvatica)

wood frog


eastern hemlock (Tsuga canadensis)

eastern hemlock

MinnesotaSeasons.com Observations

wood frog (Rana sylvatica)

wood frog


One tracked bird species has been seen here:



Bald Eagle (Haliaeetus leucocephalus)


Minnesota DNR Bird checklist

eBird Field Checklist


American Crow (Corvus brachyrhynchos)

Black-capped Chickadee (Poecile atricapillus)

Common Yellowthroat (Geothlypis trichas)

Ovenbird (Seiurus aurocapilla)

Red-eyed Vireo (Vireo olivaceus)

Sedge Wren (Cistothorus platensis)

Black-capped Chickadee

Fungi and Lichens

Minnesota Biodiversity Atlas Fungus List


Fairy Fingers (Clavaria fragilis)

True Tinder Polypore (Fomes fomentarius)

Turkey Tail (Trametes versicolor)

Turkey Tail

Insects and Arachnids

eastern tiger swallowtail (Papilio glaucus)

northern crescent (Phyciodes cocyta)

pearl crescent (Phyciodes tharos)

ruby meadowhawk (Sympetrum rubicundulum)

thimbleberry stem gall wasp (Diastrophus kincaidii)

wood ant (Formica sp.)

eastern tiger swallowtail

northern crescent


American red squirrel (Tamiasciurus hudsonicus)

American red squirrel


One plant species with conservation status in Minnesota is found here:



eastern hemlock (Tsuga canadensis)


Minnesota Biodiversity Atlas Plant List


Plants frequently found in:

Red Oak - Sugar Maple - Basswood - (Bluebead Lily) Forest MHn35b

Sugar Maple - Basswood - (Bluebead Lily) Forest MHn47a

White Pine - White Spruce - Paper Birch Forest MHn44b



alsike clover (Trifolium hybridum)

American basswood (Tilia americana var. americana)

American hophornbeam (Ostrya virginiana var. virginiana)

American red raspberry (Rubus idaeus ssp. strigosus)

American starflower (Lysimachia borealis)

American vetch (Vicia americana ssp. americana)

beaked hazel (Corylus cornuta var. cornuta)

bigleaf aster (Eurybia macrophylla)

bird’s-foot trefoil (Lotus corniculatus var. corniculatus)

black medick (Medicago lupulina)

black-seeded plantain (Plantago rugelii var. rugelii)

bluebead lily (Clintonia borealis)

bristly buttercup (Ranunculus hispidus)

brittlestem hempnettle (Galeopsis tetrahit)

broadleaf enchanter’s nightshade (Circaea canadensis ssp. canadensis)

bunchberry (Cornus canadensis)

Canada mayflower (Maianthemum canadense)

Canadian honewort (Cryptotaenia canadensis)

common dandelion (Taraxacum officinale ssp. officinale)

common ragweed (Ambrosia artemisiifolia)

common strawberry (Fragaria virginiana)

common tansy (Tanacetum vulgare)

common yarrow (Achillea millefolium)

downy yellow violet (Viola pubescens)

eastern hemlock (Tsuga canadensis)

eastern white pine (Pinus strobus)

field clover (Trifolium campestre)

fragrant bedstraw (Galium triflorum)

golden clover (Trifolium aureum)

heal-all (Prunella vulgaris)

hedge bindweed (Calystegia sepium ssp. angulata)

interrupted fern (Claytosmunda claytoniana)

jack-in-the-pulpit (Arisaema triphyllum)

kidney-leaved buttercup (Ranunculus abortivus)

large-flowered trillium (Trillium grandiflorum)

Lindley’s aster (Symphyotrichum ciliolatum)

meadow horsetail (Equisetum pratense)

mountain maple (Acer spicatum)

narrow-leaved hawkweed (Hieracium umbellatum)

nodding trillium (Trillium cernuum)

northern bedstraw (Galium boreale)

northern lady fern (Athyrium filix-femina var. angustum)

northern red oak (Quercus rubra)

northern white cedar (Thuja occidentalis)

one-flowered wintergreen (Moneses uniflora)

orange hawkweed (Pilosella aurantiaca)

ostrich fern (Matteuccia struthiopteris var. pensylvanica)

oxeye daisy (Leucanthemum vulgare)

pagoda dogwood (Cornus alternifolia)

paper birch (Betula papyrifera var. papyrifera)

Philadelphia fleabane (Erigeron philadelphicus var. philadelphicus)

pineapple-weed (Matricaria discoidea)

prairie peppergrass (Lepidium densiflorum)

prairie rose (Rosa arkansana)

prickly tree clubmoss (Dendrolycopodium dendroideum)

quaking aspen (Populus tremuloides)

rabbit’s foot clover (Trifolium arvense)

red baneberry (Actaea rubra ssp. rubra)

red clover (Trifolium pratense)

scouring rush horsetail (Equisetum hyemale ssp. affine)

sensitive fern (Onoclea sensibilis)

shinleaf (Pyrola elliptica)

smooth brome (Bromus inermis)

speckled alder (Alnus incana ssp. rugosa)

spotted touch-me-not (Impatiens capensis)

spreading dogbane (Apocynum androsaemifolium)

sugar maple (Acer saccharum ssp. saccharum)

sulphur cinquefoil (Potentilla recta)

tall buttercup (Ranunculus acris var. acris)

tall meadow-rue (Thalictrum dasycarpum)

tall thimbleweed (Anemone virginiana)

thimbleberry (Rubus parviflorus)

timothy (Phleum pratense)

veiny pea (Lathyrus venosus var. intonsus)

western bracken fern (Pteridium aquilinum var. latiusculum)

white avens (Geum canadense)

white clover (Trifolium repens)

white rattlesnake root (Nabalus albus)

white spruce (Picea glauca)

wild blue phlox (Phlox divaricata ssp. laphamii)

wild ginger (Asarum canadense)

wild oats (Uvularia sessilifolia)

wild sarsaparilla (Aralia nudicaulis)

woodland strawberry (Fragaria vesca ssp. americana)

yellow birch (Betula alleghaniensis)

yellow sweet clover (Melilotus officinalis)


Acer saccharum ssp. saccharum (sugar maple)

Acer spicatum (mountain maple)

Achillea millefolium (common yarrow)

Actaea rubra ssp. rubra (red baneberry)

Alnus incana ssp. rugosa (speckled alder)

Ambrosia artemisiifolia (common ragweed)

Anemone virginiana (tall thimbleweed)

Apocynum androsaemifolium (spreading dogbane)

Aralia nudicaulis (wild sarsaparilla)

Arisaema triphyllum (jack-in-the-pulpit)

Asarum canadense (wild ginger)

Athyrium filix-femina var. angustum (northern lady fern)

Betula alleghaniensis (yellow birch)

Betula papyrifera var. papyrifera (paper birch)

Bromus inermis (smooth brome)

Calystegia sepium. ssp. angulata (hedge bindweed)

Circaea canadensis ssp. canadensis (broadleaf enchanter’s nightshade)

Clintonia borealis (bluebead lily)

Cornus alternifolia (pagoda dogwood)

Cornus canadensis (bunchberry)

Corylus cornuta var. cornuta (beaked hazel)

Cryptotaenia canadensis (Canadian honewort)

Dendrolycopodium dendroideum (prickly tree clubmoss)

Equisetum hyemale ssp. affine (scouring rush horsetail)

Equisetum pratense (meadow horsetail)

Erigeron philadelphicus var. philadelphicus (Philadelphia fleabane)

Eurybia macrophylla (bigleaf aster)

Fragaria vesca ssp. americana (woodland strawberry)

Fragaria virginiana (common strawberry)

Galeopsis tetrahit (brittlestem hempnettle)

Galium boreale (northern bedstraw)

Galium triflorum (fragrant bedstraw)

Geum canadense (white avens)

Hieracium umbellatum (narrow-leaved hawkweed)

Impatiens capensis (spotted touch-me-not)

Lathyrus venosus var. intonsus) (veiny pea)

Lepidium densiflorum (prairie peppergrass)

Leucanthemum vulgare (oxeye daisy)

Lotus corniculatus var. corniculatus (bird’s-foot trefoil)

Lysimachia borealis (American starflower)

Maianthemum canadense (Canada mayflower)

Matricaria discoidea (pineapple-weed)

Matteuccia struthiopteris var. pensylvanica (ostrich fern)

Medicago lupulina (black medick)

Melilotus officinalis (yellow sweet clover)

Moneses uniflora (one-flowered wintergreen)

Nabalus albus (white rattlesnake root)

Onoclea sensibilis (sensitive fern)

Claytosmunda claytoniana (interrupted fern)

Ostrya virginiana var. virginiana (American hophornbeam)

Phleum pratense (timothy)

Phlox divaricata ssp. laphamii (wild blue phlox)

Picea glauca (white spruce)

Pilosella aurantiaca (orange hawkweed)

Pinus strobus (eastern white pine)

Plantago rugelii var. rugelii (black-seeded plantain)

Populus tremuloides (quaking aspen)

Potentilla recta (sulphur cinquefoil)

Prunella vulgaris (heal-all)

Pteridium aquilinum var. latiusculum (western bracken fern)

Pyrola elliptica (shinleaf)

Quercus rubra (northern red oak)

Ranunculus abortivus (kidney-leaved buttercup)

Ranunculus acris var. acris (tall buttercup)

Ranunculus hispidus (bristly buttercup)

Rosa arkansana (prairie rose)

Rubus idaeus ssp. strigosus (American red raspberry)

Rubus parviflorus (thimbleberry)

Symphyotrichum ciliolatum (Lindley’s aster)

Tanacetum vulgare (common tansy)

Taraxacum officinale ssp. officinale (common dandelion)

Thalictrum dasycarpum (tall meadow-rue)

Thuja occidentalis (northern white cedar)

Tilia americana var. americana (American basswood)

Trifolium arvense (rabbit’s foot clover)

Trifolium aureum (golden clover)

Trifolium campestre (field clover)

Trifolium hybridum (alsike clover)

Trifolium pratense (red clover)

Trifolium repens (white clover)

Trillium cernuum (nodding trillium)

Trillium grandiflorum (large-flowered trillium)

Tsuga canadensis (eastern hemlock)

Uvularia sessilifolia (wild oats)

Vicia americana ssp. americana (American vetch)

Viola pubescens (downy yellow violet)

alsike clover

American starflower

bird’s-foot trefoil

bluebead lily


Canada anemone

common tansy


hedge bindweed

large-flowered trillium

northern bedstraw

orange hawkweed

oxeye daisy

prairie rose

red baneberry

sulphur cinquefoil

spotted touch-me-not

tall meadow-rue


white clover

woodland strawberry

yellow sweet clover

downy yellow violet (var. pubescens)





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