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Plants of Wisconsin

The plants most often spotted in Wisconsin, ranked by recent research-grade observations.

253,400
recent observations
50
species listed
50
plants

Naturalists have logged 253,400 research-grade observations across the 50 most-recorded species in Wisconsin. The most frequently seen is the Common Milkweed, with 11,122 recorded sightings.

Most-observed plants in Wisconsin

Common Milkweed
Asclepias syriaca
11,122 observations
Eastern White Pine
Pinus strobus
7,337 observations
Wild Bergamot
Monarda fistulosa
7,245 observations
Bloodroot
Sanguinaria canadensis
7,200 observations
Jack-in-the-Pulpit
Arisaema triphyllum
7,109 observations
Common Buckthorn
Rhamnus cathartica
6,645 observations
Wild Geranium
Geranium maculatum
6,538 observations
White Snakeroot
Ageratina altissima
6,153 observations
Great Mullein
Verbascum thapsus
6,032 observations
Red Columbine
Aquilegia canadensis
5,864 observations
Box Elder
Acer negundo
5,774 observations
Ghost Pipe
Monotropa uniflora
5,714 observations
Wild Carrot
Daucus carota
5,706 observations
Dame's Rocket
Hesperis matronalis
5,658 observations · iNaturalist
Common Jewelweed
Impatiens capensis
5,622 observations
Mayapple
Podophyllum peltatum
5,370 observations
Bittersweet Nightshade
Solanum dulcamara
5,335 observations
Solomon's Plume
Maianthemum racemosum
5,211 observations
Large White Trillium
Trillium grandiflorum
5,201 observations
Common Motherwort
Leonurus cardiaca
5,096 observations · iNaturalist
Common Yarrow
Achillea millefolium
5,086 observations
Red Clover
Trifolium pratense
5,064 observations
Wood Anemone
Anemonoides quinquefolia
5,033 observations · iNaturalist
Canada Mayflower
Maianthemum canadense
5,020 observations
Black-eyed Susan
Rudbeckia hirta
4,803 observations
Virginia Waterleaf
Hydrophyllum virginianum
4,740 observations
Sensitive Fern
Onoclea sensibilis
4,696 observations
White Campion
Silene latifolia
4,665 observations · iNaturalist
Garlic Mustard
Alliaria petiolata
4,570 observations
Ground-ivy
Glechoma hederacea
4,518 observations · iNaturalist
Butterfly Milkweed
Asclepias tuberosa
4,468 observations
Common Selfheal
Prunella vulgaris
4,458 observations · iNaturalist
Marsh Marigold
Caltha palustris
4,402 observations
Orange Hawkweed
Pilosella aurantiaca
4,260 observations · iNaturalist
Bird's-foot Trefoil
Lotus corniculatus
4,180 observations · iNaturalist
Blue Vervain
Verbena hastata
4,173 observations
Eastern Skunk Cabbage
Symplocarpus foetidus
4,103 observations
Black Raspberry
Rubus occidentalis
4,077 observations
Purple Crownvetch
Securigera varia
3,961 observations · iNaturalist
Swamp Milkweed
Asclepias incarnata
3,956 observations
Northern Whitecedar
Thuja occidentalis
3,955 observations
Creeping Thistle
Cirsium arvense
3,891 observations
New England Aster
Symphyotrichum novae-angliae
3,875 observations
Grey-headed Coneflower
Ratibida pinnata
3,855 observations
Northern Starflower
Lysimachia borealis
3,692 observations · iNaturalist
Leadplant
Amorpha canescens
3,674 observations
Flowering Spurge
Euphorbia corollata
3,607 observations
Common Toadflax
Linaria vulgaris
3,592 observations
Common Tansy
Tanacetum vulgare
3,573 observations
Canadian Bunchberry
Cornus canadensis
3,521 observations

Built from recent research-grade iNaturalist observations. Identifications are community-sourced and may occasionally be wrong, and the ranking reflects where people record and photograph wildlife, so a species seen often here is not necessarily rare elsewhere. Some plants and animals are only out in certain seasons. Treat this as a lively snapshot of what people are finding, not a formal checklist.

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