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common milkweed
Asclepias syriaca
2,641 observations
wild bergamot
Monarda fistulosa
1,568 observations
Amur honeysuckle
Lonicera maackii
1,442 observations
tall bellflower
Campanulastrum americanum
1,380 observations
Dutchman's breeches
Dicentra cucullaria
1,336 observations
wild carrot
Daucus carota
1,289 observations
garlic mustard
Alliaria petiolata
1,277 observations
ground-ivy
Glechoma hederacea
1,256 observations
butterfly milkweed
Asclepias tuberosa
1,196 observations
mayapple
Podophyllum peltatum
1,151 observations
Red Clover
Trifolium pratense
1,149 observations
hoary vervain
Verbena stricta
1,122 observations
American pokeweed
Phytolacca americana
1,119 observations
great mullein
Verbascum thapsus
1,112 observations
bloodroot
Sanguinaria canadensis
1,091 observations
partridge pea
Chamaecrista fasciculata
1,059 observations
black-eyed Susan
Rudbeckia hirta
1,052 observations
grey-headed coneflower
Ratibida pinnata
999 observations
Virginia Springbeauty
Claytonia virginica
998 observations
white snakeroot
Ageratina altissima
996 observations
Virginia bluebells
Mertensia virginica
991 observations
Carolina horsenettle
Solanum carolinense
953 observations
great blue lobelia
Lobelia siphilitica
940 observations
Invasive
bird's-foot trefoil
Lotus corniculatus
934 observations
purple crownvetch
Securigera varia
906 observations
Jack-in-the-Pulpit
Arisaema triphyllum
887 observations
blue phlox
Phlox divaricata
879 observations
white clover
Trifolium repens
878 observations
rattlesnake master
Eryngium yuccifolium
855 observations
giant ragweed
Ambrosia trifida
847 observations
dame's rocket
Hesperis matronalis
821 observations
black raspberry
Rubus occidentalis
806 observations
Virginia waterleaf
Hydrophyllum virginianum
778 observations
cup plant
Silphium perfoliatum
770 observations
American germander
Teucrium canadense
738 observations
compass plant
Silphium laciniatum
667 observations
common hackberry
Celtis occidentalis
666 observations
wild geranium
Geranium maculatum
659 observations
red columbine
Aquilegia canadensis
652 observations
leadplant
Amorpha canescens
652 observations
sharp-lobed hepatica
Hepatica acutiloba
651 observations
swamp milkweed
Asclepias incarnata
641 observations
multiflora rose
Rosa multiflora
594 observations
false sunflower
Heliopsis helianthoides
593 observations
Invasive
field penny-cress
Thlaspi arvense
568 observations
eastern poison ivy
Toxicodendron radicans
562 observations
Canada anemone
Anemonastrum canadense
558 observations
prairie trillium
Trillium recurvatum
557 observations
creeping thistle
Cirsium arvense
547 observations
Invasive
velvetleaf
Abutilon theophrasti
547 observations
Frequently Asked Questions
- The 10 most common plants in Iowa are:
- common milkweed (Asclepias syriaca)
- wild bergamot (Monarda fistulosa)
- Amur honeysuckle (Lonicera maackii)
- tall bellflower (Campanulastrum americanum)
- Dutchman's breeches (Dicentra cucullaria)
- wild carrot (Daucus carota)
- garlic mustard (Alliaria petiolata)
- ground-ivy (Glechoma hederacea)
- butterfly milkweed (Asclepias tuberosa)
- mayapple (Podophyllum peltatum)
- The most observed plant in Iowa is common milkweed (Asclepias syriaca), with 2,641 recorded observations.
- Some of the most commonly observed invasive plants in Iowa include:
- bird's-foot trefoil (Lotus corniculatus)
- field penny-cress (Thlaspi arvense)
- velvetleaf (Abutilon theophrasti)