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Plants of Wisconsin

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

254,058
recent observations
50
species listed
50
plants

Naturalists have logged 254,058 research-grade observations across the 50 most-recorded species in Wisconsin. The most frequently seen is the Common Milkweed, with 11,145 recorded sightings.

Most-observed plants in Wisconsin

Common Milkweed
Asclepias syriaca
11,145 observations
Eastern White Pine
Pinus strobus
7,360 observations
Wild Bergamot
Monarda fistulosa
7,249 observations
Bloodroot
Sanguinaria canadensis
7,205 observations
Jack-in-the-Pulpit
Arisaema triphyllum
7,116 observations
Common Buckthorn
Rhamnus cathartica
6,662 observations
Wild Geranium
Geranium maculatum
6,651 observations
White Snakeroot
Ageratina altissima
6,157 observations
Great Mullein
Verbascum thapsus
6,041 observations
Red Columbine
Aquilegia canadensis
5,871 observations
Box Elder
Acer negundo
5,786 observations
Wild Carrot
Daucus carota
5,738 observations
Ghost Pipe
Monotropa uniflora
5,718 observations
Dame's Rocket
Hesperis matronalis
5,663 observations · iNaturalist
Common Jewelweed
Impatiens capensis
5,634 observations
Mayapple
Podophyllum peltatum
5,375 observations
Bittersweet Nightshade
Solanum dulcamara
5,361 observations
Solomon's Plume
Maianthemum racemosum
5,229 observations
Large White Trillium
Trillium grandiflorum
5,203 observations
Common Motherwort
Leonurus cardiaca
5,111 observations · iNaturalist
Red Clover
Trifolium pratense
5,091 observations
Common Yarrow
Achillea millefolium
5,089 observations
Wood Anemone
Anemonoides quinquefolia
5,033 observations · iNaturalist
Canada Mayflower
Maianthemum canadense
5,022 observations
Black-eyed Susan
Rudbeckia hirta
4,819 observations
Virginia Waterleaf
Hydrophyllum virginianum
4,747 observations
White Campion
Silene latifolia
4,706 observations · iNaturalist
Sensitive Fern
Onoclea sensibilis
4,700 observations
Garlic Mustard
Alliaria petiolata
4,577 observations
Ground-ivy
Glechoma hederacea
4,526 observations · iNaturalist
Common Selfheal
Prunella vulgaris
4,480 observations · iNaturalist
Butterfly Milkweed
Asclepias tuberosa
4,471 observations
Marsh Marigold
Caltha palustris
4,410 observations
Orange Hawkweed
Pilosella aurantiaca
4,262 observations · iNaturalist
Bird's-foot Trefoil
Lotus corniculatus
4,184 observations · iNaturalist
Blue Vervain
Verbena hastata
4,175 observations
Black Raspberry
Rubus occidentalis
4,112 observations
Eastern Skunk Cabbage
Symplocarpus foetidus
4,105 observations
Purple Crownvetch
Securigera varia
3,995 observations · iNaturalist
Northern Whitecedar
Thuja occidentalis
3,964 observations
Swamp Milkweed
Asclepias incarnata
3,957 observations
New England Aster
Symphyotrichum novae-angliae
3,902 observations
Creeping Thistle
Cirsium arvense
3,896 observations
Grey-headed Coneflower
Ratibida pinnata
3,868 observations
Northern Starflower
Lysimachia borealis
3,695 observations · iNaturalist
Leadplant
Amorpha canescens
3,678 observations
Flowering Spurge
Euphorbia corollata
3,608 observations
Common Toadflax
Linaria vulgaris
3,601 observations
Common Tansy
Tanacetum vulgare
3,583 observations
Canadian Bunchberry
Cornus canadensis
3,527 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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