Bonanza Prairie SNA






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Minnesota DNR




















Detail map (MN DNR)


Printable Map(s) with GPS coordinates

  Printable map      



115 Acres




Bonanza Education Center
N45 27.363, W96 43.224

Boat Ramp
N45 26.830, W96 42.792

This SNA lies entirely within the boundaries of Big Stone Lake State Park. A permit is required to park at the GPS location above.




Daily from 8 a.m. until 10 p.m.




Daily park permit: $7

Annual park permit: $35


Driving Directions

  Area and County  

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          Big Stone County  
          Southwest Minnesota  

Hiking Trails


No maintained trails




No hunting


Ecological Classification

  Ecological Classification  
  Ecological Province    

Prairie Parkland Province

  Ecological Section    

North Central Glaciated Plains

  Ecological Subsection    

Minnesota River Prairie

  Land Type Association    

Horton Till Plain

Milan Alluvial Plain


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








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Park Entrance

    Bonanza Prairie SNA      

Dry Hill Prairie (Southern)

    Bonanza Prairie SNA   Bonanza Prairie SNA  
    Bonanza Prairie SNA      

Mesic Prairie (Southern)

    Bonanza Prairie SNA      






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  northern leopard frog (Lithobates pipiens)   northern leopard frog  



Three bird species with conservation status in Minnesota have been seen here:

Special Concern

American White Pelican (Pelecanus erythrorhynchos)

Lark Sparrow (Chondestes grammacus)

Purple Martin (Progne subis)


Minnesota DNR Bird checklist


American Crow (Corvus brachyrhynchos)

Bank Swallow (Riparia riparia)

Barn Swallow (Hirundo rustica)

Blue Jay (Cyanocitta cristata)

Eastern Kingbird (Tyrannus tyrannus)

Mourning Dove (Zenaida macroura)

Tree Swallow (Tachycineta bicolor)


Blue Jay

Mourning Dove


Insects and Arachnids


dog day cicada (Neotibicen canicularis)

goldenrod soldier beetle (Chauliognathus pennsylvanicus)

monarch (Danaus plexippus)

seven-spotted lady beetle (Coccinella septempunctata)

spotted orbweaver (Neoscona crucifera)

  dog day cicada  


  whitetail deer (Odocoileus virginianus)   whitetail deer  



Four plant species with conservation status in Minnesota are found here:

Special Concern

flexile milkvetch (Astragalus flexuosus var. flexuosus)

Missouri milkvetch (Astragalus missouriensis var. missouriensis)

prairie moonwort (Botrychium campestre)

western white prairie clover (Dalea candida var. oligophylla)


Minnesota Biodiversity Atlas and Minnesota Biological Survey Vegetation Releves Plant List


Plants frequently found in:

Dry Hill Prairie (Southern) UPs13d

Mesic Prairie (Southern) UPs23a



absinth wormwood (Artemisia absinthium)

alfalfa (Medicago sativa ssp. sativa)

American elm (Ulmus americana)

American red raspberry (Rubus idaeus ssp. strigosus)

big bluestem (Andropogon gerardi)

boxelder (Acer negundo)

bur oak (Quercus macrocarpa var. macrocarpa)

Canada goldenrod (Solidago canadensis)

Canada moonseed (Menispermum canadense)

Canada wildrye (Elymus canadensis)

candle anemone (Anemone cylindrica)

common dandelion (Taraxacum officinale ssp. officinale)

common milkweed (Asclepias syriaca)

common ragweed (Ambrosia artemisiifolia)

common yarrow (Achillea millefolium)

curly-cup gumweed (Grindelia squarrosa)

field bindweed (Convolvulus arvensis)

giant sumpweed (Cyclachaena xanthiifolia)

gray goldenrod (Solidago nemoralis)

gray-headed coneflower (Ratibida pinnata)

green ash (Fraxinus pennsylvanica)

hairy four o’clock (Mirabilis albida)

hoary alyssum (Berteroa incana)

hoary vervain (Verbena stricta)

Indiangrass (Sorghastrum nutans)

leadplant (Amorpha canescens)

little bluestem (Schizachyrium scoparium var. scoparium)

long-headed coneflower (Ratibida columnifera)

Maximilian’s sunflower (Helianthus maximiliani)

plains cottonwood (Populus deltoides ssp. molinifera)

prairie onion (Allium stellatum)

prairie sagewort (Artemisia frigida)

purple prairie clover (Dalea purpurea var. purpurea)

quaking aspen (Populus tremuloides)

redroot amaranth (Amaranthus retroflexus)

rough blazing star (Liatris aspera)

showy blue lettuce (Lactuca tatarica ssp. pulchella)

sideoats grama (Bouteloua curtipendula var. curtipendula)

slippery elm (Ulmus rubra)

smooth oxeye (Heliopsis helianthoides var. scabra)

smooth sumac (Rhus glabra)

stiff goldenrod (Solidago rigida)

stiff sunflower (Helianthus pauciflorus ssp. subrhomboideus)

stinging nettle (Urtica dioica ssp. gracilis)

western marbleseed (Lithospermum occidentale)

white ash (Fraxinus americana)

white prairie clover (Dalea candida)

white sage (Artemisia ludoviciana ssp. ludoviciana)

white snakeroot (Ageratina altissima var. altissima)

white sweet clover (Melilotus albus)

wild grape (Vitis riparia)

wild licorice (Glycyrrhiza lepidota)

wolfberry (Symphoricarpos occidentalis)

woodbine (Parthenocissus vitacea)

yellow goat’s beard (Tragopogon dubius)

yellow sweet clover (Melilotus officinalis)

yellow wood sorrel (Oxalis stricta)


Acer negundo (boxelder)

Achillea millefolium (common yarrow)

Ageratina altissima var. altissima (white snakeroot)

Allium stellatum (prairie onion)

Amaranthus retroflexus (redroot amaranth)

Ambrosia artemisiifolia (common ragweed)

Amorpha canescens (leadplant)

Andropogon gerardi (big bluestem)

Anemone cylindrica (candle anemone)

Artemisia absinthium (absinth wormwood)

Artemisia frigida (prairie sagewort)

Artemisia ludoviciana ssp. ludoviciana (white sage)

Asclepias syriaca (common milkweed)

Berteroa incana (hoary alyssum)

Bouteloua curtipendula var. curtipendula (sideoats grama)

Convolvulus arvensis (field bindweed)

Cyclachaena xanthiifolia (giant sumpweed)

Dalea candida (white prairie clover)

Dalea purpurea var. purpurea (purple prairie clover)

Elymus canadensis (Canada wildrye)

Fraxinus americana (white ash)

Fraxinus pennsylvanica (green ash)

Glycyrrhiza lepidota (wild licorice)

Grindelia squarrosa (curly-cup gumweed)

Helianthus maximiliani (Maximilian’s sunflower)

Helianthus pauciflorus ssp. subrhomboideus (stiff sunflower)

Heliopsis helianthoides var. scabra (smooth oxeye)

Lactuca tatarica ssp. pulchella (showy blue lettuce)

Liatris aspera (rough blazing star)

Lithospermum occidentale (western marbleseed)

Medicago sativa ssp. sativa (alfalfa)

Melilotus albus (white sweet clover)

Melilotus officinalis (yellow sweet clover)

Menispermum canadense (Canada moonseed)

Mirabilis albida (hairy four o’clock)

Oxalis stricta (yellow wood sorrel)

Parthenocissus vitacea (woodbine)

Populus deltoides ssp. molinifera (plains cottonwood)

Populus tremuloides (quaking aspen)

Quercus macrocarpa var. macrocarpa (bur oak)

Ratibida columnifera (long-headed coneflower)

Ratibida pinnata (gray-headed coneflower)

Rhus glabra (smooth sumac)

Rubus idaeus ssp. strigosus (American red raspberry)

Schizachyrium scoparium var. scoparium (little bluestem)

Solidago canadensis (Canada goldenrod)

Solidago nemoralis (gray goldenrod)

Solidago rigida (stiff goldenrod)

Sorghastrum nutans (Indiangrass)

Symphoricarpos occidentalis (wolfberry)

Taraxacum officinale ssp. officinale (common dandelion)

Tragopogon dubius (yellow goat’s beard)

Ulmus americana (American elm)

Ulmus rubra (slippery elm)

Urtica dioica ssp. gracilis (stinging nettle)

Verbena stricta (hoary vervain)

Vitis riparia (wild grape)


big bluestem

Canada goldenrod

common yarrow

gray-headed coneflower

hoary alyssum


Maximilian’s sunflower

prairie onion

smooth sumac

stiff goldenrod

white prairie clover

white snakeroot

wild licorice

yellow wood sorrel















Important Bird Area

Bonanza Prairie SNA is part of the 561,570-acre Audubon Lac Qui Parle - Big Stone Important Bird Area (IBA).

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