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common milkweed
Asclepias syriaca
3,012 observations
wild bergamot
Monarda fistulosa
1,775 observations
Amur honeysuckle
Lonicera maackii
1,556 observations
tall bellflower
Campanulastrum americanum
1,533 observations
wild carrot
Daucus carota
1,391 observations
Dutchman's breeches
Dicentra cucullaria
1,351 observations
ground-ivy
Glechoma hederacea
1,324 observations
Red Clover
Trifolium pratense
1,299 observations
garlic mustard
Alliaria petiolata
1,285 observations
butterfly milkweed
Asclepias tuberosa
1,280 observations
white snakeroot
Ageratina altissima
1,244 observations
American pokeweed
Phytolacca americana
1,218 observations
hoary vervain
Verbena stricta
1,182 observations
partridge pea
Chamaecrista fasciculata
1,168 observations
mayapple
Podophyllum peltatum
1,163 observations
great mullein
Verbascum thapsus
1,149 observations
grey-headed coneflower
Ratibida pinnata
1,138 observations
bloodroot
Sanguinaria canadensis
1,116 observations
black-eyed Susan
Rudbeckia hirta
1,103 observations
great blue lobelia
Lobelia siphilitica
1,074 observations
Carolina horsenettle
Solanum carolinense
1,007 observations
Virginia Springbeauty
Claytonia virginica
1,001 observations
Virginia bluebells
Mertensia virginica
995 observations
Invasive
bird's-foot trefoil
Lotus corniculatus
966 observations
purple crownvetch
Securigera varia
962 observations
white clover
Trifolium repens
943 observations
rattlesnake master
Eryngium yuccifolium
904 observations
Jack-in-the-Pulpit
Arisaema triphyllum
901 observations
black raspberry
Rubus occidentalis
901 observations
blue phlox
Phlox divaricata
899 observations
giant ragweed
Ambrosia trifida
895 observations
cup plant
Silphium perfoliatum
857 observations
dame's rocket
Hesperis matronalis
826 observations
Virginia waterleaf
Hydrophyllum virginianum
803 observations
American germander
Teucrium canadense
777 observations
compass plant
Silphium laciniatum
751 observations
creeping thistle
Cirsium arvense
738 observations
leadplant
Amorpha canescens
710 observations
red columbine
Aquilegia canadensis
702 observations
swamp milkweed
Asclepias incarnata
700 observations
wild geranium
Geranium maculatum
691 observations
common hackberry
Celtis occidentalis
680 observations
sharp-lobed hepatica
Hepatica acutiloba
675 observations
Invasive
velvetleaf
Abutilon theophrasti
659 observations
common motherwort
Leonurus cardiaca
623 observations
Invasive
field penny-cress
Thlaspi arvense
621 observations
false sunflower
Heliopsis helianthoides
618 observations
multiflora rose
Rosa multiflora
608 observations
eastern poison ivy
Toxicodendron radicans
587 observations
Canada anemone
Anemonastrum canadense
565 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)
- wild carrot (Daucus carota)
- Dutchman's breeches (Dicentra cucullaria)
- ground-ivy (Glechoma hederacea)
- Red Clover (Trifolium pratense)
- garlic mustard (Alliaria petiolata)
- butterfly milkweed (Asclepias tuberosa)
- The most observed plant in Iowa is common milkweed (Asclepias syriaca), with 3,012 recorded observations.
- Some of the most commonly observed invasive plants in Iowa include:
- bird's-foot trefoil (Lotus corniculatus)
- velvetleaf (Abutilon theophrasti)
- field penny-cress (Thlaspi arvense)