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common milkweed
Asclepias syriaca
2,901 observations
wild bergamot
Monarda fistulosa
1,634 observations
tall bellflower
Campanulastrum americanum
1,501 observations
Amur honeysuckle
Lonicera maackii
1,470 observations
Dutchman's breeches
Dicentra cucullaria
1,347 observations
wild carrot
Daucus carota
1,341 observations
ground-ivy
Glechoma hederacea
1,293 observations
garlic mustard
Alliaria petiolata
1,283 observations
butterfly milkweed
Asclepias tuberosa
1,258 observations
Red Clover
Trifolium pratense
1,245 observations
American pokeweed
Phytolacca americana
1,170 observations
mayapple
Podophyllum peltatum
1,161 observations
white snakeroot
Ageratina altissima
1,157 observations
hoary vervain
Verbena stricta
1,151 observations
partridge pea
Chamaecrista fasciculata
1,137 observations
great mullein
Verbascum thapsus
1,133 observations
bloodroot
Sanguinaria canadensis
1,105 observations
black-eyed Susan
Rudbeckia hirta
1,058 observations
grey-headed coneflower
Ratibida pinnata
1,043 observations
great blue lobelia
Lobelia siphilitica
1,036 observations
Virginia Springbeauty
Claytonia virginica
998 observations
Virginia bluebells
Mertensia virginica
992 observations
Carolina horsenettle
Solanum carolinense
980 observations
Invasive
bird's-foot trefoil
Lotus corniculatus
956 observations
purple crownvetch
Securigera varia
927 observations
Jack-in-the-Pulpit
Arisaema triphyllum
895 observations
rattlesnake master
Eryngium yuccifolium
888 observations
white clover
Trifolium repens
886 observations
blue phlox
Phlox divaricata
885 observations
giant ragweed
Ambrosia trifida
868 observations
black raspberry
Rubus occidentalis
829 observations
dame's rocket
Hesperis matronalis
823 observations
cup plant
Silphium perfoliatum
814 observations
Virginia waterleaf
Hydrophyllum virginianum
793 observations
American germander
Teucrium canadense
770 observations
compass plant
Silphium laciniatum
714 observations
swamp milkweed
Asclepias incarnata
691 observations
common hackberry
Celtis occidentalis
675 observations
red columbine
Aquilegia canadensis
666 observations
leadplant
Amorpha canescens
666 observations
wild geranium
Geranium maculatum
661 observations
sharp-lobed hepatica
Hepatica acutiloba
656 observations
Invasive
field penny-cress
Thlaspi arvense
602 observations
false sunflower
Heliopsis helianthoides
600 observations
multiflora rose
Rosa multiflora
598 observations
Invasive
velvetleaf
Abutilon theophrasti
582 observations
eastern poison ivy
Toxicodendron radicans
571 observations
creeping thistle
Cirsium arvense
561 observations
Canada anemone
Anemonastrum canadense
558 observations
prairie trillium
Trillium recurvatum
557 observations
Frequently Asked Questions
- The 10 most common plants in Iowa are:
- common milkweed (Asclepias syriaca)
- wild bergamot (Monarda fistulosa)
- tall bellflower (Campanulastrum americanum)
- Amur honeysuckle (Lonicera maackii)
- Dutchman's breeches (Dicentra cucullaria)
- wild carrot (Daucus carota)
- ground-ivy (Glechoma hederacea)
- garlic mustard (Alliaria petiolata)
- butterfly milkweed (Asclepias tuberosa)
- Red Clover (Trifolium pratense)
- The most observed plant in Iowa is common milkweed (Asclepias syriaca), with 2,901 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)