Loading species data...
Fetching observations
garlic mustard
Alliaria petiolata
12,368 observations
mayapple
Podophyllum peltatum
10,728 observations
American pokeweed
Phytolacca americana
9,132 observations
multiflora rose
Rosa multiflora
9,058 observations
dame's rocket
Hesperis matronalis
8,841 observations
Eastern Skunk Cabbage
Symplocarpus foetidus
8,349 observations
ground-ivy
Glechoma hederacea
8,116 observations
Virginia Springbeauty
Claytonia virginica
7,827 observations
common milkweed
Asclepias syriaca
7,770 observations
white snakeroot
Ageratina altissima
7,694 observations
common mugwort
Artemisia vulgaris
7,576 observations
Christmas fern
Polystichum acrostichoides
7,269 observations
lesser celandine
Ficaria verna
7,139 observations
Amur honeysuckle
Lonicera maackii
7,095 observations
American tuliptree
Liriodendron tulipifera
7,037 observations
sensitive fern
Onoclea sensibilis
7,029 observations
red deadnettle
Lamium purpureum
6,754 observations
eastern poison ivy
Toxicodendron radicans
6,553 observations
wineberry
Rubus phoenicolasius
6,306 observations
common jewelweed
Impatiens capensis
6,060 observations
yellow trout lily
Erythronium americanum
6,025 observations
eastern white pine
Pinus strobus
5,890 observations
Japanese barberry
Berberis thunbergii
5,740 observations
bloodroot
Sanguinaria canadensis
5,683 observations
American beech
Fagus grandifolia
5,599 observations
northern spicebush
Lindera benzoin
5,427 observations
purple crownvetch
Securigera varia
5,377 observations
Jack-in-the-Pulpit
Arisaema triphyllum
5,311 observations
eastern hemlock
Tsuga canadensis
5,243 observations
great mullein
Verbascum thapsus
5,171 observations
Ghost Pipe
Monotropa uniflora
5,098 observations
box elder
Acer negundo
5,094 observations
mountain laurel
Kalmia latifolia
5,082 observations
sassafras
Sassafras albidum
4,797 observations
wild carrot
Daucus carota
4,765 observations
autumn olive
Elaeagnus umbellata
4,738 observations
wild geranium
Geranium maculatum
4,708 observations
partridgeberry
Mitchella repens
4,669 observations
Virginia bluebells
Mertensia virginica
4,650 observations
chicory
Cichorium intybus
4,511 observations
mock strawberry
Potentilla indica
4,483 observations
white clover
Trifolium repens
4,419 observations
creeping thistle
Cirsium arvense
4,212 observations
common selfheal
Prunella vulgaris
4,185 observations
Philadelphia fleabane
Erigeron philadelphicus
4,174 observations
staghorn sumac
Rhus typhina
4,153 observations
Red Clover
Trifolium pratense
4,148 observations
Virginia creeper
Parthenocissus quinquefolia
4,132 observations
common yarrow
Achillea millefolium
4,127 observations
Asian bittersweet
Celastrus orbiculatus
4,109 observations
Frequently Asked Questions
- The 10 most common plants in Pennsylvania are:
- garlic mustard (Alliaria petiolata)
- mayapple (Podophyllum peltatum)
- American pokeweed (Phytolacca americana)
- multiflora rose (Rosa multiflora)
- dame's rocket (Hesperis matronalis)
- Eastern Skunk Cabbage (Symplocarpus foetidus)
- ground-ivy (Glechoma hederacea)
- Virginia Springbeauty (Claytonia virginica)
- common milkweed (Asclepias syriaca)
- white snakeroot (Ageratina altissima)
- The most observed plant in Pennsylvania is garlic mustard (Alliaria petiolata), with 12,368 recorded observations.