Northern Tallgrass Prairie NWR

Hoffman Unit

 

 

     
 
About
 
 

Ownership

 
 

The Nature Conservancy logo

 
     
 

Links

 
 

The Nature Conservancy

 
     
 

Overview

 
 

 

 
     
 

History

 
 

 

 
     
 

Management

 
 

 

 
     
 

Comments

 
 

 

 
     
 
Location
 
 

Maps

 
 

 

 
         
 

Printable Map(s) with GPS coordinates

 
  Printable map      
         
 

Size

 
 

80 acres

 
         
 

Parking

 
 

North parking
There is a small parking area on the north boundary of the site on the south side of 330th St.
N45 25.587, W95 31.674

East parking
There is a larger parking area on the east boundary on the west side of 290th Ave.
N45 25.436, W95 31.255

 
         
 

Driving Directions

  Area and County  
 

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          Pope County  
          Northwest Minnesota  
     
 
Activities
 
 

Hiking Trails

 
 

No maintained trails

 
     
 

Hunting

 
 

All huinting. See Hunting and Trapping Regulations (MN DNR) for details.

 
     
 
Ecology
 
 

Ecological Classification

  Ecological Classification  
  Ecological Province    

Prairie Parkland Province

   
  Ecological Section    

North Central Glaciated Plains

   
  Ecological Subsection    

Minnesota River Prairie

   
  Land Type Association    

Gilchrist Moraine

   
             
 

Native Plant Communities*

   
 

Dry Hill Prairie (Southern)

Mesic Prairie (Southern)

 

   
  * Source: The Minnesota Biological Survey, Minnesota Department of Natural Resources, Division of Ecological Resources      
         
 

Natural Features

     
 

 

 

 

 

 

 

           
 
Visitor Photos
 
           
 

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MinnesotaSeasons.com Photos
 
 

Northwest Parking at the Gate

 
    Northern Tallgrass Prairie NWR, Hoffman Unit   Northern Tallgrass Prairie NWR, Hoffman Unit  
           
 

North Parking Lot

 
    Northern Tallgrass Prairie NWR, Hoffman Unit   Northern Tallgrass Prairie NWR, Hoffman Unit  
           
 

East Parking Lot

 
    Northern Tallgrass Prairie NWR, Hoffman Unit   Northern Tallgrass Prairie NWR, Hoffman Unit  
           
 

The Nature Conservancy’s Only Signage

 
    Northern Tallgrass Prairie NWR, Hoffman Unit      
           
 

Dry Hill Prairie (Southern)

 
    Northern Tallgrass Prairie NWR, Hoffman Unit      
           
 

Mesic Prairie (Southern)

 
    Northern Tallgrass Prairie NWR, Hoffman Unit   Northern Tallgrass Prairie NWR, Hoffman Unit  
           
 

Cattail Marsh

 
    Northern Tallgrass Prairie NWR, Hoffman Unit   Northern Tallgrass Prairie NWR, Hoffman Unit  
           
 

Pond

 
    Northern Tallgrass Prairie NWR, Hoffman Unit      
           
 

Joe Pye Weed Explosion

 
    Northern Tallgrass Prairie NWR, Hoffman Unit      

 

Camera

     
 
Slideshows
 
 
     
     

 

slideshow

       
 
Visitor Videos
 
       
 

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Other Videos
 
     
     
     

 

Camcorder

           
 
Visitor Sightings
 
           
 

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MinnesotaSeasons.com Sightings
 
 

Visits

8/10/2018                
 
 

Amphibians

 
  northern leopard frog (Rana pipiens)   northern leopard frog  
 

Bacteria, Viruses, and Other Pathogens

 
  apical chlorosis of Canada thistle (Pst) (Pseudomonas syringae pv. tagetis)   Pst  
 

Birds

 
 

One bird species with conservation status in Minnesota has been seen here:

Special Concern

American White Pelican (Pelecanus erythrorhynchos)

 
 

American Crow (Corvus brachyrhynchos)

American Goldfinch (Spinus tristis)

American White Pelican (Pelecanus erythrorhynchos)

Blue Jay (Cyanocitta cristata)

Double-crested Cormorant (Phalacrocorax auritus)

Field Sparrow (Spizella pusilla)

Gray Catbird (Dumetella carolinensis)

Great Egret (Ardea alba)

Killdeer (Charadrius vociferus)

Northern Flicker (Colaptes auratus)

Ring-necked Pheasant (Phasianus colchicus)

Sedge Wren (Cistothorus platensis)

Song Sparrow (Melospiza melodia)

Veery (Catharus fuscescens)

 

American Goldfinch

Blue Jay

Great Egret

 
 

Insects and Arachnids

 
 

One insect and arachnid species with conservation status in Minnesota has been seen here:

Special Concern

regal fritillary (Speyeria idalia)

 
 

band-winged meadowhawk (Sympetrum semicinctum)

black-and-gold bumble bee (Bombus auricomus)

Carolina grasshopper (Dissosteira carolina)

clouded sulphur (Colias philodice)

dog day cicada (Neotibicen canicularis)

goldenrod bunch gall midge (Rhopalomyia solidaginis)

goldenrod gall fly (Eurosta solidaginis)

goldenrod soldier beetle (Chauliognathus pennsylvanicus)

great spangled fritillary (Speyeria cybele)

honeysuckle aphid (Hyadaphis tataricae)

monarch (Danaus plexippus)

mustard white (Pieris oleracea)

painted lady (Vanessa cardui)

regal fritillary (Speyeria idalia)

viceroy (Limenitis archippus)

western honey bee (Apis mellifera)

 

great spangled fritillary

monarch

painted lady

viceroy

 
 

Mammals

 
 

plains pocket gopher (Geomys bursarius)

whitetail deer (Odocoileus virginianus)

  plains pocket gopher  
 

Plants

 
 

Plants frequently found in:

Dry Hill Prairie (Southern) UPs13d

Mesic Prairie (Southern) UPs23a

     
 

 

American bugleweed (Lycopus americanus)

American hog peanut (Amphicarpaea bracteata var. comosa)

American plum (Prunus americana)

asparagus (Asparagus officinalis)

Bebb’s willow (Salix bebbiana)

big bluestem (Andropogon gerardi)

black medick (Medicago lupulina)

blue vervain (Verbena hastata)

bluejoint (Calamagrostis canadensis)

broad-leaved arrowhead (Sagittaria latifolia)

broad-leaved cattail (Typha latifolia)

bull thistle (Cirsium vulgare)

Canada bluegrass (Poa compressa)

Canada thistle (Cirsium arvense)

Canadian horseweed (Conyza canadensis)

Canadian tick-trefoil (Desmodium canadense)

candle anemone (Anemone cylindrica)

clammy groundcherry (Physalis heterophylla var. heterophylla)

common boneset (Eupatorium perfoliatum var. perfoliatum)

common buckthorn (Rhamnus cathartica)

common burdock (Arctium minus)

common evening primrose (Oenothera biennis)

common lamb’s-quarters (Chenopodium album)

common lilac (Syringa vulgaris)

common milkweed (Asclepias syriaca)

common ragweed (Ambrosia artemisiifolia)

common strawberry (Fragaria virginiana)

common yarrow (Achillea millefolium)

crabgrass (Digitaria sp.)

curly dock (Rumex crispus)

desert false indigo (Amorpha fruticosa)

dotted blazing star (Liatris punctata var. punctata)

downy phlox (Phlox pilosa ssp. fulgida)

dwarf false indigo (Amorpha nana)

early figwort (Scrophularia lanceolata)

eastern black nightshade (Solanum ptychanthum)

eastern redcedar (Juniperus virginiana var. virginiana)

field sagewort (Artemisia campestris ssp. caudata)

field sow thistle (Sonchus arvensis)

flat-topped aster (Doellingeria umbellata)

Flodman’s thistle (Cirsium flodmanii)

fringed brome (Bromus ciliatus)

giant foxtail (Setaria faberi)

giant goldenrod (Solidago gigantea)

golden alexanders (Zizia aurea)

grass-leaved goldenrod (Euthamia graminifolia)

great blue lobelia (Lobelia siphilitica var. ludoviciana)

great water dock (Rumex britannica)

green foxtail (Setaria viridis)

grooved yellow flax (Linum sulcatum var. sulcatum)

hairy four o’clock (Mirabilis albida)

hairy hedge nettle (Stachys pilosa var. pilosa)

heart-leaved golden alexanders (Zizia aptera)

hoary puccoon (Lithospermum canescens)

hoary vervain (Verbena stricta)

Indian hemp (Apocynum cannabinum)

Indiangrass (Sorghastrum nutans)

large-leaved avens (Geum macrophyllum var. perincisum)

late goldenrod (Solidago altissima)

leadplant (Amorpha canescens)

leafy spurge (Euphorbia virgata)

little bluestem (Schizachyrium scoparium var. scoparium)

marsh vetchling (Lathyrus palustris)

Maximilian’s sunflower (Helianthus maximiliani)

meadow horsetail (Equisetum pratense)

Missouri goldenrod (Solidago missouriensis)

Morrow’s honeysuckle (Lonicera morrowii)

narrow-leaved meadowsweet (Spiraea alba var. alba)

narrow-leaved purple coneflower (Echinacea angustifolia)

North American common reed (Phragmites australis ssp. americanus)

northern bedstraw (Galium boreale)

northern bugleweed (Lycopus uniflorus var. uniflorus)

northern plains blazing star (Liatris ligulistylis)

orchard grass (Dactylis glomerata ssp. glomerata)

pale bulrush (Scirpus pallidus)

palespike lobelia (Lobelia spicata)

plumeless thistle (Carduus acanthoides ssp. acanthoides)

prairie blazing star (Liatris pycnostachya var. pycnostachya)

prairie cordgrass (Spartina pectinata)

prairie coreopsis (Coreopsis palmata)

prairie goldenrod (Solidago ptarmicoides)

prairie lettuce (Lactuca ludoviciana)

prairie onion (Allium stellatum)

prairie rose (Rosa arkansana)

prairie violet (Viola pedatifida var. pedatifida)

purple meadow-rue (Thalictrum dasycarpum)

purple prairie clover (Dalea purpurea var. purpurea)

pussy willow (Salix discolor)

quaking aspen (Populus tremuloides)

red osier dogwood (Cornus sericea ssp. sericea)

reed canary grass (Phalaris arundinacea)

rough bentgrass (Agrostis scabra)

rough blazing star (Liatris aspera)

rough bugleweed (Lycopus asper)

rough cinquefoil (Potentilla norvegica)

Russian olive (Elaeagnus angustifolia)

sandbar willow (Salix interior)

sawtooth sunflower (Helianthus grosseserratus)

Scotch pine (Pinus sylvestris)

showy goldenrod (Solidago speciosa)

Siberian elm (Ulmus pumila)

sideoats grama (Bouteloua curtipendula var. curtipendula)

silky aster (Symphyotrichum sericeum)

silverleaf scurfpea (Pediomelum argophyllum)

smooth brome (Bromus inermis)

smooth oxeye (Heliopsis helianthoides var. scabra)

smooth scouring rush (Equisetum laevigatum)

smooth sumac (Rhus glabra)

spotted Joe Pye weed (Eutrochium maculatum)

spotted water hemlock (Cicuta maculata)

spreading dogbane (Apocynum androsaemifolium)

stiff sunflower (Helianthus pauciflorus)

swamp milkweed (Asclepias incarnata ssp. incarnata)

swamp thistle (Cirsium muticum)

switch grass (Panicum virgatum var. virgatum)

tall cinquefoil (Drymocallis arguta)

tarragon (Artemisia dracunculus)

Tatarian honeysuckle (Lonicera tatarica)

timothy (Phleum pratense)

toothed evening primrose (Oenothera serrulata)

tussock sedge (Carex stricta)

veiny pea (Lathyrus venosus var. intonsus)

Virginia groundcherry (Physalis virginiana var. virginiana)

Virginia mountain mint (Pycnanthemum virginianum)

Virginia stickseed (Hackelia virginiana)

water smartweed (Persicaria amphibia)

western marbleseed (Lithospermum occidentale)

western poison ivy (Toxicodendron rydbergii)

western ragweed (Ambrosia psilostachya)

white heath aster (Symphyotrichum ericoides var. ericoides)

white panicled aster (Symphyotrichum lanceolatum)

white rattlesnake root (Nabalus albus)

white sage (Artemisia ludoviciana ssp. ludoviciana)

white sweet clover (Melilotus albus)

white vervain (Verbena urticifolia)

whorled milkweed (Asclepias verticillata)

wild bergamot (Monarda fistulosa)

wild cucumber (Echinocystis lobata)

wild grape (Vitis riparia)

wild licorice (Glycyrrhiza lepidota)

wood betony (Pedicularis canadensis ssp. canadensis)

woodbine (Parthenocissus vitacea)

woolly sedge (Carex pellita)

yellow foxtail (Setaria pumila ssp. pumila)

yellow goat’s beard (Tragopogon dubius)

yellow wood sorrel (Oxalis stricta)

 

Achillea millefolium (common yarrow)

Agrostis scabra (rough bentgrass)

Allium stellatum (prairie onion)

Ambrosia artemisiifolia (common ragweed)

Ambrosia psilostachya (western ragweed)

Amorpha canescens (leadplant)

Amorpha fruticosa (desert false indigo)

Amorpha nana (dwarf false indigo)

Amphicarpaea bracteata var. comosa (American hog peanut)

Andropogon gerardi (big bluestem)

Anemone cylindrica (candle anemone)

Apocynum androsaemifolium (spreading dogbane)

Apocynum cannabinum (Indian hemp)

Arctium minus (common burdock)

Artemisia campestris ssp. caudata (field sagewort)

Artemisia dracunculus (tarragon)

Artemisia ludoviciana ssp. ludoviciana (white sage)

Asclepias incarnata ssp. incarnata (swamp milkweed)

Asclepias syriaca (common milkweed)

Asclepias verticillata (whorled milkweed)

Asparagus officinalis (asparagus)

Bouteloua curtipendula var. curtipendula (sideoats grama)

Bromus ciliatus (fringed brome)

Bromus inermis (smooth brome)

Calamagrostis canadensis (bluejoint)

Carduus acanthoides (plumeless thistle)

Carex pellita (woolly sedge)

Carex stricta (tussock sedge)

Chenopodium album (common lamb’s-quarters)

Cicuta maculata (spotted water hemlock)

Cirsium arvense (Canada thistle)

Cirsium flodmanii (Flodman’s thistle)

Cirsium muticum (swamp thistle)

Cirsium vulgare (bull thistle)

Conyza canadensis (Canadian horseweed)

Coreopsis palmata (prairie coreopsis)

Cornus sericea ssp. sericea (red osier dogwood)

Dactylis glomerata ssp. glomerata (orchard grass)

Dalea purpurea var. purpurea (purple prairie clover)

Desmodium canadense (Canadian tick-trefoil)

Digitaria sp. (crabgrass)

Doellingeria umbellata (flat-topped aster)

Drymocallis arguta (tall cinquefoil)

Echinacea angustifolia (narrow-leaved purple coneflower)

Echinocystis lobata (wild cucumber)

Elaeagnus angustifolia (Russian olive)

Equisetum laevigatum (smooth scouring rush)

Equisetum pratense (meadow horsetail)

Eupatorium perfoliatum var. perfoliatum (common boneset)

Euphorbia virgata (leafy spurge)

Euthamia graminifolia (grass-leaved goldenrod)

Eutrochium maculatum (spotted Joe Pye weed)

Fragaria virginiana (common strawberry)

Galium boreale (northern bedstraw)

Geum macrophyllum var. perincisum (large-leaved avens)

Glycyrrhiza lepidota (wild licorice)

Hackelia virginiana (Virginia stickseed)

Helianthus grosseserratus (sawtooth sunflower)

Helianthus maximiliani (Maximilian’s sunflower)

Helianthus pauciflorus (stiff sunflower)

Heliopsis helianthoides var. scabra (smooth oxeye)

Juniperus virginiana var. virginiana (eastern redcedar)

Lactuca ludoviciana (prairie lettuce)

Lathyrus palustris (marsh vetchling)

Lathyrus venosus var. intonsus) (veiny pea)

Liatris aspera (rough blazing star)

Liatris ligulistylis (northern plains blazing star)

Liatris punctata var. punctata (dotted blazing star)

Liatris pycnostachya var. pycnostachya (prairie blazing star)

Linum sulcatum var. sulcatum (grooved yellow flax)

Lithospermum canescens (hoary puccoon)

Lithospermum occidentale (western marbleseed)

Lobelia siphilitica var. ludoviciana (great blue lobelia)

Lobelia spicata (palespike lobelia)

Lonicera morrowii (Morrow’s honeysuckle)

Lonicera tatarica (Tatarian honeysuckle)

Lycopus americanus (American bugleweed)

Lycopus asper (rough bugleweed)

Lycopus uniflorus var. uniflorus (northern bugleweed)

Medicago lupulina (black medick)

Melilotus albus (white sweet clover)

Mirabilis albida (hairy four o’clock)

Monarda fistulosa (wild bergamot)

Nabalus albus (white rattlesnake root)

Oenothera biennis (common evening primrose)

Oenothera serrulata (toothed evening primrose)

Oxalis stricta (yellow wood sorrel)

Panicum virgatum var. virgatum (switch grass)

Parthenocissus vitacea (woodbine)

Pedicularis canadensis ssp. canadensis (wood betony)

Pediomelum argophyllum (silverleaf scurfpea)

Persicaria amphibia (water smartweed)

Phalaris arundinacea (reed canary grass)

Phleum pratense (timothy)

Phlox pilosa ssp. fulgida (downy phlox)

Phragmites australis ssp. americanus (North American common reed)

Physalis heterophylla var. heterophylla (clammy groundcherry)

Physalis virginiana var. virginiana (Virginia groundcherry)

Pinus sylvestris (Scotch pine)

Poa compressa (Canada bluegrass)

Populus tremuloides (quaking aspen)

Potentilla norvegica (rough cinquefoil)

Prunus americana (American plum)

Pycnanthemum virginianum (Virginia mountain mint)

Rhamnus cathartica (common buckthorn)

Rhus glabra (smooth sumac)

Rosa arkansana (prairie rose)

Rumex britannica (great water dock)

Rumex crispus (curly dock)

Sagittaria latifolia (broad-leaved arrowhead)

Salix bebbiana (Bebb’s willow)

Salix discolor (pussy willow)

Salix interior (sandbar willow)

Schizachyrium scoparium var. scoparium (little bluestem)

Scirpus pallidus (pale bulrush)

Scrophularia lanceolata (early figwort)

Setaria faberi (giant foxtail)

Setaria pumila ssp. pumila (yellow foxtail)

Setaria viridis (green foxtail)

Solanum ptychanthum (eastern black nightshade)

Solidago altissima (late goldenrod)

Solidago gigantea (giant goldenrod)

Solidago missouriensis (Missouri goldenrod)

Solidago ptarmicoides (prairie goldenrod)

Solidago speciosa (showy goldenrod)

Sonchus arvensis (field sow thistle)

Sorghastrum nutans (Indiangrass)

Spartina pectinata (prairie cordgrass)

Spiraea alba var. alba (narrow-leaved meadowsweet)

Stachys pilosa var. pilosa (hairy hedge nettle)

Symphyotrichum ericoides var. ericoides (white heath aster)

Symphyotrichum lanceolatum (white panicled aster)

Symphyotrichum sericeum (silky aster)

Syringa vulgaris (common lilac)

Thalictrum dasycarpum (purple meadow-rue)

Toxicodendron rydbergii (western poison ivy)

Tragopogon dubius (yellow goat’s beard)

Typha latifolia (broad-leaved cattail)

Ulmus pumila (Siberian elm)

Verbena hastata (blue vervain)

Verbena stricta (hoary vervain)

Verbena urticifolia (white vervain)

Viola pedatifida var. pedatifida (prairie violet)

Vitis riparia (wild grape)

Zizia aptera (heart-leaved golden alexanders)

Zizia aurea (golden alexanders)

 

American bugleweed

American plum

blue vervain

broad-leaved arrowhead

Canadian tick-trefoil

common boneset

common evening primrose

common strawberry

common yarrow

dotted blazing star

downy phlox

golden alexanders

grass-leaved goldenrod

great blue lobelia (var. siphilitica)

hoary puccoon

leadplant

Maximilian’s sunflower

Morrow’s honeysuckle

northern bedstraw

palespike lobelia (var. spicata)

prairie onion

prairie rose

prairie violet

purple prairie clover

rough cinquefoil

Russian olive

silky aster

smooth scouring rush

spotted Joe Pye weed

swamp milkweed

swamp thistle

tall cinquefoil

Tatarian honeysuckle

toothed evening primrose

Virginia mountain mint

whorled milkweed

wild bergamot

wood betony

 

 

 

Binoculars


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