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common milkweed
Asclepias syriaca
2,359 observations
wild bergamot
Monarda fistulosa
1,448 observations
Amur honeysuckle
Lonicera maackii
1,416 observations
Dutchman's breeches
Dicentra cucullaria
1,331 observations
garlic mustard
Alliaria petiolata
1,267 observations
tall bellflower
Campanulastrum americanum
1,252 observations
ground-ivy
Glechoma hederacea
1,246 observations
wild carrot
Daucus carota
1,228 observations
mayapple
Podophyllum peltatum
1,126 observations
Red Clover
Trifolium pratense
1,099 observations
American pokeweed
Phytolacca americana
1,091 observations
bloodroot
Sanguinaria canadensis
1,083 observations
hoary vervain
Verbena stricta
1,078 observations
great mullein
Verbascum thapsus
1,076 observations
butterfly milkweed
Asclepias tuberosa
1,018 observations
Virginia Springbeauty
Claytonia virginica
994 observations
Virginia bluebells
Mertensia virginica
987 observations
white snakeroot
Ageratina altissima
983 observations
great blue lobelia
Lobelia siphilitica
936 observations
partridge pea
Chamaecrista fasciculata
904 observations
Carolina horsenettle
Solanum carolinense
901 observations
Invasive
bird's-foot trefoil
Lotus corniculatus
895 observations
grey-headed coneflower
Ratibida pinnata
895 observations
Jack-in-the-Pulpit
Arisaema triphyllum
879 observations
black-eyed Susan
Rudbeckia hirta
875 observations
blue phlox
Phlox divaricata
874 observations
white clover
Trifolium repens
840 observations
dame's rocket
Hesperis matronalis
803 observations
purple crownvetch
Securigera varia
800 observations
giant ragweed
Ambrosia trifida
782 observations
Virginia waterleaf
Hydrophyllum virginianum
773 observations
rattlesnake master
Eryngium yuccifolium
766 observations
cup plant
Silphium perfoliatum
737 observations
black raspberry
Rubus occidentalis
734 observations
American germander
Teucrium canadense
705 observations
wild geranium
Geranium maculatum
653 observations
sharp-lobed hepatica
Hepatica acutiloba
648 observations
red columbine
Aquilegia canadensis
646 observations
compass plant
Silphium laciniatum
599 observations
multiflora rose
Rosa multiflora
584 observations
leadplant
Amorpha canescens
578 observations
swamp milkweed
Asclepias incarnata
577 observations
false sunflower
Heliopsis helianthoides
570 observations
Invasive
field penny-cress
Thlaspi arvense
561 observations
prairie trillium
Trillium recurvatum
554 observations
common hackberry
Celtis occidentalis
552 observations
Canada anemone
Anemonastrum canadense
550 observations
eastern poison ivy
Toxicodendron radicans
536 observations
poison hemlock
Conium maculatum
529 observations
Invasive
velvetleaf
Abutilon theophrasti
526 observations
Frequently Asked Questions
- The 10 most common plants in Iowa are:
- common milkweed (Asclepias syriaca)
- wild bergamot (Monarda fistulosa)
- Amur honeysuckle (Lonicera maackii)
- Dutchman's breeches (Dicentra cucullaria)
- garlic mustard (Alliaria petiolata)
- tall bellflower (Campanulastrum americanum)
- ground-ivy (Glechoma hederacea)
- wild carrot (Daucus carota)
- mayapple (Podophyllum peltatum)
- Red Clover (Trifolium pratense)
- The most observed plant in Iowa is common milkweed (Asclepias syriaca), with 2,359 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)