Plants of Pittsburgh, Pennsylvania
The plants most often spotted near Pittsburgh, ranked by recent research-grade observations.
Most-observed plants near Pittsburgh
garlic mustard
Alliaria petiolata
2,371 observations
mayapple
Podophyllum peltatum
2,039 observations
dame's rocket
Hesperis matronalis
2,014 observations · iNaturalist
ground-ivy
Glechoma hederacea
1,832 observations · iNaturalist
white snakeroot
Ageratina altissima
1,630 observations
Virginia Springbeauty
Claytonia virginica
1,599 observations
Amur honeysuckle
Lonicera maackii
1,552 observations
common mugwort
Artemisia vulgaris
1,431 observations · iNaturalist
cut-leaved toothwort
Cardamine concatenata
1,429 observations
American pokeweed
Phytolacca americana
1,422 observations
red deadnettle
Lamium purpureum
1,422 observations · iNaturalist
multiflora rose
Rosa multiflora
1,401 observations
Wingstem
Verbesina alternifolia
1,332 observations
Christmas fern
Polystichum acrostichoides
1,228 observations
eastern poison ivy
Toxicodendron radicans
1,222 observations
large white trillium
Trillium grandiflorum
1,219 observations
common milkweed
Asclepias syriaca
1,191 observations
Eastern Skunk Cabbage
Symplocarpus foetidus
1,182 observations
Virginia bluebells
Mertensia virginica
1,075 observations
woodland stonecrop
Sedum ternatum
1,047 observations
colt's-foot
Tussilago farfara
1,015 observations · iNaturalist
sensitive fern
Onoclea sensibilis
999 observations
box elder
Acer negundo
989 observations
purple crownvetch
Securigera varia
978 observations · iNaturalist
Japanese barberry
Berberis thunbergii
969 observations · iNaturalist
Japanese knotweed
Reynoutria japonica
958 observations
azure bluet
Houstonia caerulea
934 observations · iNaturalist
bloodroot
Sanguinaria canadensis
927 observations
chicory
Cichorium intybus
926 observations
bittersweet nightshade
Solanum dulcamara
921 observations
yellow trout lily
Erythronium americanum
910 observations
creeping thistle
Cirsium arvense
909 observations · iNaturalist
blue phlox
Phlox divaricata
865 observations
American cancer-root
Conopholis americana
838 observations
wild carrot
Daucus carota
828 observations
poison hemlock
Conium maculatum
823 observations
lesser celandine
Ficaria verna
820 observations · iNaturalist
Philadelphia fleabane
Erigeron philadelphicus
819 observations · iNaturalist
great mullein
Verbascum thapsus
816 observations
carpet bugle
Ajuga reptans
814 observations · iNaturalist
wild geranium
Geranium maculatum
808 observations
American sycamore
Platanus occidentalis
808 observations
Jack-in-the-Pulpit
Arisaema triphyllum
803 observations
narrow-leaved bittercress
Cardamine impatiens
794 observations · iNaturalist
eastern redbud
Cercis canadensis
780 observations
American burnweed
Erechtites hieraciifolius
779 observations · iNaturalist
white clover
Trifolium repens
771 observations
mock strawberry
Potentilla indica
771 observations · iNaturalist
common jewelweed
Impatiens capensis
770 observations
American jumpseed
Persicaria virginiana
770 observations · iNaturalist