Plants of Philadelphia, Pennsylvania

The plants most often spotted near Philadelphia, ranked by recent research-grade observations.

Most-observed plants near Philadelphia

lesser celandine

4,136 observations · iNaturalist

Alliaria petiolata

3,584 observations

American pokeweed

Phytolacca americana

3,218 observations

Artemisia vulgaris

3,176 observations · iNaturalist

white snakeroot

Ageratina altissima

2,961 observations

Rubus phoenicolasius

2,795 observations

American tuliptree

Liriodendron tulipifera

2,714 observations

Virginia Springbeauty

Claytonia virginica

2,710 observations

multiflora rose

Rosa multiflora

2,702 observations

Amur honeysuckle

Lonicera maackii

2,691 observations

eastern poison ivy

Toxicodendron radicans

2,655 observations

Eastern Skunk Cabbage

Symplocarpus foetidus

2,578 observations

Glechoma hederacea

2,569 observations · iNaturalist

Podophyllum peltatum

2,544 observations

Lamium purpureum

2,483 observations · iNaturalist

common star-of-Bethlehem

Ornithogalum umbellatum

2,231 observations · iNaturalist

common milkweed

Asclepias syriaca

2,185 observations

American sweetgum

Liquidambar styraciflua

2,159 observations

Fagus grandifolia

2,047 observations

Paulownia tomentosa

2,036 observations · iNaturalist

1,987 observations

mock strawberry

Potentilla indica

1,975 observations · iNaturalist

Japanese honeysuckle

Lonicera japonica

1,902 observations

1,898 observations

Onoclea sensibilis

1,798 observations

northern spicebush

Lindera benzoin

1,704 observations

Trifolium repens

1,612 observations

Porcelain Berry

Ampelopsis glandulosa

1,555 observations · iNaturalist

Japanese knotweed

Reynoutria japonica

1,520 observations

Asian bittersweet

Celastrus orbiculatus

1,518 observations

Sassafras albidum

1,449 observations

Virginia creeper

Parthenocissus quinquefolia

1,445 observations

Polystichum acrostichoides

1,445 observations

Virginia bluebells

Mertensia virginica

1,382 observations

yellow trout lily

Erythronium americanum

1,371 observations

eastern white pine

1,349 observations

Carolina horsenettle

Solanum carolinense

1,345 observations

American jumpseed

Persicaria virginiana

1,344 observations · iNaturalist

Philadelphia fleabane

Erigeron philadelphicus

1,340 observations · iNaturalist

common jewelweed

Impatiens capensis

1,329 observations

1,302 observations

Apocynum cannabinum

1,263 observations

Acer platanoides

1,250 observations · iNaturalist

winged euonymus

Euonymus alatus

1,249 observations · iNaturalist

1,241 observations · iNaturalist

Cercis canadensis

1,240 observations

Sanguinaria canadensis

1,219 observations

Verbascum thapsus

1,204 observations

bird's-eye speedwell

Veronica persica

1,196 observations · iNaturalist

Eupatorium serotinum

1,162 observations · iNaturalist