Native plants · Pennsylvania

Native plants of Sullivan County

651 plant species are recorded as native to Pennsylvania in Kew’s World Checklist of Vascular Plants and USDA PLANTS, and recorded in Sullivan County by USDA PLANTS. 271 of them have growing records you can filter by light, moisture, height and estimated cold hardiness. 3 more species are listed as both native and introduced and kept in a separate section.

County summary · USDA PLANTS and Kew WCVP

Sullivan County, Pennsylvania

Native species: 651 Typical Pennsylvania county: 763 (median of 67 counties)
Garden-ready natives: 271 Typical Pennsylvania county: 331
Share by type (all 651 native species): Percent of the 651 native species in each growth type

Tree 11% (69)
Shrub 8% (52)
Wildflower (forb) 51% (332)
Grass or grass-like 20% (131)
Vine 2% (16)
Fern 8% (51)

Wildflowers make up the largest share of the native list (51%), followed by grasses and grass-like plants (20%).

Recorded native ranges can include long-established populations that spread from gardens; check your state’s native plant society list for local guidance. How native status is decided.

ZIP codes mainly in this county fall in USDA hardiness zone 6a (2023 map).

The native plant list

Garden-ready natives 271

Native species with PLANTS growing records (height, light, moisture, minimum temperature). “—” means PLANTS has no value.

Garden-ready native plants of Sullivan County, Pennsylvania
Plant	Type	Height	Light	Water use	Hardy to
Allegheny serviceberry Amelanchier laevis	Tree	35 ft	Shade-tolerant	Medium	Zone 3b
alternateleaf dogwood Cornus alternifolia	Tree	25 ft	Shade-tolerant	Medium	Zone 2b
American basswood Tilia americana	Tree	100 ft	Shade-tolerant	Medium	Zone 2b
American beech Fagus grandifolia	Tree	80 ft	Shade-tolerant	Medium	Zone 3a
American bittersweet Celastrus scandens	Vine	15 ft	Shade-tolerant	High	Zone 3b
American bur-reed Sparganium americanum	Wildflower (forb)	3.2 ft	Sun–part shade	High	Zone 4a
American chestnut Castanea dentata	Tree	115 ft	Sun	Medium	Zone 4a
American eelgrass Vallisneria americana	Wildflower (forb)	1 ft	Sun	High	Zone 4a
American elm Ulmus americana	Tree	120 ft	Sun–part shade	High	Zone 2b
American hornbeam Carpinus caroliniana	Tree	30 ft	Shade-tolerant	Medium	Zone 4a
American mountain ash Sorbus americana	Tree	40 ft	Sun–part shade	Medium	Zone 3b
American pokeweed Phytolacca americana	Wildflower (forb)	7.3 ft	Shade-tolerant	Medium	Zone 4a
American red raspberry Rubus idaeus	Shrub	6 ft	Shade-tolerant	—	Zone 1a
American sycamore Platanus occidentalis	Tree	100 ft	Sun–part shade	High	Zone 4a
American water horehound Lycopus americanus	Wildflower (forb)	1.8 ft	Shade-tolerant	High	Zone 3b
American water-willow Justicia americana	Wildflower (forb)	2.5 ft	Shade-tolerant	Medium	Zone 4b
American witchhazel Hamamelis virginiana	Tree	20 ft	Sun–part shade	Medium	Zone 4b
arrowleaf tearthumb Polygonum sagittatum	Vine	1 ft	Sun	Medium	Zone 6a
awlfruit sedge Carex stipata	Grass or grass-like	3.5 ft	Shade-tolerant	Medium	Zone 3b
Bailey's sedge Carex baileyi	Grass or grass-like	2.1 ft	Shade-tolerant	High	Zone 4a
balsam fir Abies balsamea	Tree	60 ft	Shade-tolerant	Medium	Zone 3a
balsam poplar Populus balsamifera	Tree	80 ft	Sun	High	Zone 1a
beaked hazelnut Corylus cornuta	Tree	15 ft	Shade-tolerant	Medium	Zone 2b
big bluestem Andropogon gerardii	Grass or grass-like	6 ft	Sun	Low	Zone 2b
bigleaf aster Eurybia macrophylla	Wildflower (forb)	4.6 ft	Shade-tolerant	Medium	Zone 4b
bigtooth aspen Populus grandidentata	Tree	65 ft	Sun	High	Zone 3a
black ash Fraxinus nigra	Tree	65 ft	Sun	High	Zone 2b
black cherry Prunus serotina	Tree	80 ft	Sun	Medium	Zone 4a
black chokeberry Aronia melanocarpa	Shrub	6 ft	Shade-tolerant	—	Zone 9b
black huckleberry Gaylussacia baccata	Shrub	4 ft	Shade-tolerant	Low	Zone 4a
black locust Robinia pseudoacacia	Tree	60 ft	Sun	Medium	Zone 3b
black maple Acer nigrum	Tree	100 ft	Shade-tolerant	Medium	Zone 2b
black raspberry Rubus occidentalis	Shrub	6 ft	Sun–part shade	Medium	Zone 4b
black spruce Picea mariana	Tree	65 ft	Shade-tolerant	High	Zone 1a
black willow Salix nigra	Tree	100 ft	Sun	High	Zone 1b
blackeyed Susan Rudbeckia hirta	Wildflower (forb)	1 ft	Sun	Medium	Zone 5a
blackgum Nyssa sylvatica	Tree	95 ft	Shade-tolerant	Medium	Zone 5b
blue cohosh Caulophyllum thalictroides	Wildflower (forb)	2.5 ft	Shade-tolerant	Medium	Zone 4a
bluebead Clintonia borealis	Wildflower (forb)	1.1 ft	Sun	Medium	Zone 4a
bluejoint Calamagrostis canadensis	Grass or grass-like	4.9 ft	Sun	Medium	Zone 4a
blunt broom sedge Carex tribuloides	Grass or grass-like	3 ft	Shade-tolerant	Medium	Zone 4b
blunt spikerush Eleocharis obtusa	Grass or grass-like	1.6 ft	Sun	Medium	Zone 11a
bog Labrador tea Ledum groenlandicum	Shrub	3 ft	Sun–part shade	Medium	Zone 4a
bog muhly Muhlenbergia uniflora	Grass or grass-like	1.2 ft	Sun	High	Zone 4a
bog willowherb Epilobium leptophyllum	Wildflower (forb)	3.6 ft	Sun–part shade	High	Zone 4a
bottle gentian Gentiana clausa	Wildflower (forb)	1.5 ft	Sun–part shade	Medium	Zone 3b
bristly dewberry Rubus hispidus	Shrub	2 ft	Sun	High	Zone 3b
bristlystalked sedge Carex leptalea	Grass or grass-like	1.5 ft	Shade-tolerant	High	Zone 4a
broadleaf arrowhead Sagittaria latifolia	Wildflower (forb)	4.9 ft	Sun	High	Zone 4a
broadleaf cattail Typha latifolia	Wildflower (forb)	5 ft	Sun–part shade	High	Zone 3b
broadleaf rosette grass Dichanthelium latifolium	Grass or grass-like	3.3 ft	Sun–part shade	Low	Zone 3a
broom sedge Carex scoparia	Grass or grass-like	2.5 ft	Shade-tolerant	High	Zone 3b
buckbean Menyanthes trifoliata	Wildflower (forb)	10 in	Sun–part shade	High	Zone 4a
bunchberry dogwood Cornus canadensis	Shrub	6 in	Shade-tolerant	High	Zone 4b
bur-reed sedge Carex sparganioides	Grass or grass-like	3 ft	Shade-tolerant	High	Zone 4a
butterfly milkweed Asclepias tuberosa	Wildflower (forb)	2 ft	Sun	Low	Zone 4a
butternut Juglans cinerea	Tree	80 ft	Sun	Medium	Zone 4a
Canada germander Teucrium canadense	Wildflower (forb)	3.3 ft	Sun–part shade	High	Zone 3a
Canada yew Taxus canadensis	Shrub	5 ft	Shade-tolerant	Medium	Zone 4b
Canadian horseweed Conyza canadensis	Wildflower (forb)	5 ft	Sun	Medium	Zone 12b
Canadian lousewort Pedicularis canadensis	Wildflower (forb)	1.3 ft	Shade-tolerant	Medium	Zone 3a
Canadian rush Juncus canadensis	Grass or grass-like	3.2 ft	Sun–part shade	Medium	Zone 4a
Canadian waterweed Elodea canadensis	Wildflower (forb)	—	Sun	High	Zone 4a
cardinalflower Lobelia cardinalis	Wildflower (forb)	5.9 ft	Shade-tolerant	Low	Zone 4a
chestnut oak Quercus montana	Tree	73 ft	Sun–part shade	Medium	Zone 4a
chokecherry Prunus virginiana	Tree	25 ft	Sun	Medium	Zone 3a
cinnamon fern Osmunda cinnamomea	Fern	4.9 ft	Shade-tolerant	Medium	Zone 4a
closed bottle gentian Gentiana andrewsii	Wildflower (forb)	2 ft	Sun–part shade	Medium	Zone 3b
common blue violet Viola sororia	Wildflower (forb)	4 in	Sun–part shade	High	Zone 4b
common blue wood aster Symphyotrichum cordifolium	Wildflower (forb)	5 ft	Sun	Low	Zone 3b
common buttonbush Cephalanthus occidentalis	Tree	15 ft	Shade-tolerant	High	Zone 4a
common duckweed Lemna minor	Wildflower (forb)	—	Sun	High	Zone 3b
common evening primrose Oenothera biennis	Wildflower (forb)	5 ft	Sun	Medium	Zone 4b
common ninebark Physocarpus opulifolius	Shrub	10 ft	Sun	Low	Zone 4a
common rush Juncus effusus	Grass or grass-like	6.6 ft	Sun	Medium	Zone 3b
common selfheal Prunella vulgaris	Wildflower (forb)	1.5 ft	Sun–part shade	Medium	Zone 3b
common sneezeweed Helenium autumnale	Wildflower (forb)	4.9 ft	Sun	Medium	Zone 3a
common snowberry Symphoricarpos albus	Shrub	3 ft	Sun	Medium	Zone 3b
common spikerush Eleocharis palustris	Grass or grass-like	1.3 ft	Sun	High	Zone 3b
common winterberry Ilex verticillata	Tree	10 ft	Sun–part shade	High	Zone 4b
coon's tail Ceratophyllum demersum	Wildflower (forb)	—	Sun–part shade	High	Zone 3b
creeping snowberry Gaultheria hispidula	Shrub	6 in	Shade-tolerant	Medium	Zone 4b
crested woodfern Dryopteris cristata	Fern	1.6 ft	Shade-tolerant	High	Zone 4a
crookedstem aster Symphyotrichum prenanthoides	Wildflower (forb)	4 ft	Sun	Medium	Zone 3b
cucumber tree Magnolia acuminata	Tree	100 ft	Sun–part shade	High	Zone 5b
cutleaf coneflower Rudbeckia laciniata	Wildflower (forb)	8.2 ft	Shade-tolerant	Low	Zone 3b
deertongue Dichanthelium clandestinum	Grass or grass-like	2 ft	Sun	Low	Zone 4a
devil's beggartick Bidens frondosa	Wildflower (forb)	4 ft	Sun–part shade	Medium	Zone 12a
devil's darning needles Clematis virginiana	Vine	15 ft	Sun–part shade	Medium	Zone 3b
devil's walkingstick Aralia spinosa	Tree	20 ft	Sun	High	Zone 4b
Dewey sedge Carex deweyana	Grass or grass-like	3.8 ft	Shade-tolerant	Medium	Zone 4a
ditch stonecrop Penthorum sedoides	Wildflower (forb)	2.6 ft	Sun–part shade	Medium	Zone 4b
downy yellow violet Viola pubescens	Wildflower (forb)	1.3 ft	Shade-tolerant	Medium	Zone 4a
drooping sedge Carex prasina	Grass or grass-like	2.3 ft	Shade-tolerant	Medium	Zone 4b
drooping woodreed Cinna latifolia	Grass or grass-like	4.5 ft	Sun–part shade	High	Zone 3b
dwarf St. Johnswort Hypericum mutilum	Wildflower (forb)	2.6 ft	Sun–part shade	Medium	Zone 5a
eastern hemlock Tsuga canadensis	Tree	105 ft	Shade-tolerant	Medium	Zone 4a
eastern rough sedge Carex scabrata	Grass or grass-like	3 ft	Shade-tolerant	High	Zone 4a
eastern teaberry Gaultheria procumbens	Shrub	6 in	Shade-tolerant	Low	Zone 4a
eastern white pine Pinus strobus	Tree	150 ft	Sun–part shade	Medium	Zone 4a
field horsetail Equisetum arvense	Fern	11 in	Sun–part shade	High	Zone 3a
field pussytoes Antennaria neglecta	Wildflower (forb)	1 ft	Sun	Low	Zone 3b
fireweed Chamerion angustifolium	Wildflower (forb)	5.5 ft	Sun–part shade	High	Zone 3b
flattened oatgrass Danthonia compressa	Grass or grass-like	2.4 ft	Shade-tolerant	Medium	Zone 4a
flowering dogwood Cornus florida	Tree	30 ft	Shade-tolerant	Low	Zone 4b
fowl bluegrass Poa palustris	Grass or grass-like	4 ft	Sun–part shade	Medium	Zone 3b
fowl mannagrass Glyceria striata	Grass or grass-like	5.7 ft	Shade-tolerant	Medium	Zone 3b
fox sedge Carex vulpinoidea	Grass or grass-like	3.2 ft	Sun–part shade	Medium	Zone 3b
Frank's sedge Carex frankii	Grass or grass-like	2 ft	Shade-tolerant	High	Zone 5a
fringed sedge Carex crinita	Grass or grass-like	5.2 ft	Sun–part shade	Medium	Zone 4a
golden ragwort Packera aurea	Wildflower (forb)	3.9 ft	Shade-tolerant	High	Zone 3a
graceful sedge Carex gracillima	Grass or grass-like	3 ft	Shade-tolerant	Medium	Zone 4a
grassleaf rush Juncus marginatus	Grass or grass-like	2 ft	Sun–part shade	Medium	Zone 5a
gray alder Alnus incana	Tree	25 ft	Sun–part shade	High	Zone 4a
gray birch Betula populifolia	Tree	25 ft	Sun–part shade	Low	Zone 3b
gray goldenrod Solidago nemoralis	Wildflower (forb)	2 ft	Sun	Medium	Zone 4a
great laurel Rhododendron maximum	Tree	25 ft	Shade-tolerant	Medium	Zone 6a
greater bladder sedge Carex intumescens	Grass or grass-like	3 ft	Shade-tolerant	High	Zone 4a
greater straw sedge Carex normalis	Grass or grass-like	5 ft	Shade-tolerant	High	Zone 4a
green bulrush Scirpus atrovirens	Grass or grass-like	5.9 ft	Sun	Medium	Zone 2a
groundnut Apios americana	Vine	1 ft	Shade-tolerant	Medium	Zone 5a
hairy white oldfield aster Symphyotrichum pilosum	Wildflower (forb)	3 ft	Shade-tolerant	Medium	Zone 4a
hairyfruit sedge Carex trichocarpa	Grass or grass-like	3.5 ft	Sun–part shade	High	Zone 4a
highbush blueberry Vaccinium corymbosum	Shrub	12 ft	Shade-tolerant	Medium	Zone 4a
hobblebush Viburnum lantanoides	Shrub	10 ft	Shade-tolerant	Medium	Zone 3b
hop sedge Carex lupulina	Grass or grass-like	4.3 ft	Sun–part shade	Medium	Zone 3b
hophornbeam Ostrya virginiana	Tree	45 ft	Shade-tolerant	Low	Zone 3b
Indiangrass Sorghastrum nutans	Grass or grass-like	6 ft	Sun	Medium	Zone 3b
Indianhemp Apocynum cannabinum	Wildflower (forb)	3.3 ft	Sun–part shade	High	Zone 3a
inland sedge Carex interior	Grass or grass-like	1.5 ft	Sun–part shade	High	Zone 3b
interrupted fern Osmunda claytoniana	Fern	4 ft	Shade-tolerant	High	Zone 3b
Jack in the pulpit Arisaema triphyllum	Wildflower (forb)	1.5 ft	Shade-tolerant	High	Zone 5b
jewelweed Impatiens capensis	Wildflower (forb)	4.9 ft	Shade-tolerant	Medium	Zone 10b
late purple aster Symphyotrichum patens	Wildflower (forb)	2.5 ft	Shade-tolerant	Medium	Zone 3b
leatherleaf Chamaedaphne calyculata	Shrub	4 ft	Sun–part shade	High	Zone 4b
littleleaf buttercup Ranunculus abortivus	Wildflower (forb)	2.8 ft	Shade-tolerant	Medium	Zone 3a
longhair sedge Carex comosa	Grass or grass-like	5 ft	Sun–part shade	High	Zone 4b
longleaf starwort Stellaria longifolia	Wildflower (forb)	1.5 ft	Shade-tolerant	High	Zone 3b
lowbush blueberry Vaccinium angustifolium	Shrub	2 ft	Sun	Medium	Zone 4a
maleberry Lyonia ligustrina	Shrub	9 ft	Shade-tolerant	—	Zone 5a
mapleleaf viburnum Viburnum acerifolium	Shrub	6 ft	Shade-tolerant	Medium	Zone 4b
marsh bellflower Campanula aparinoides	Wildflower (forb)	2 ft	Sun	High	Zone 3b
marsh seedbox Ludwigia palustris	Wildflower (forb)	2 in	Sun	High	Zone 4a
melic mannagrass Glyceria melicaria	Grass or grass-like	3.9 ft	Sun	Medium	Zone 4a
Missouri River willow Salix eriocephala	Tree	52 ft	Shade-tolerant	High	Zone 3b
mountain laurel Kalmia latifolia	Tree	6 ft	Shade-tolerant	Low	Zone 5a
mountain maple Acer spicatum	Tree	25 ft	Shade-tolerant	Medium	Zone 2b
mud sedge Carex limosa	Grass or grass-like	1.8 ft	Sun	Medium	Zone 4a
nannyberry Viburnum lentago	Tree	28 ft	Shade-tolerant	Medium	Zone 4a
narrowleaf blue-eyed grass Sisyrinchium angustifolium	Wildflower (forb)	2 ft	Sun–part shade	Medium	Zone 7a
narrowleaf evening primrose Oenothera fruticosa	Wildflower (forb)	3.3 ft	Shade-tolerant	High	Zone 4a
necklace sedge Carex projecta	Grass or grass-like	2 ft	Shade-tolerant	Medium	Zone 4a
needle spikerush Eleocharis acicularis	Grass or grass-like	8 in	Sun	Medium	Zone 5a
nerveless woodland sedge Carex leptonervia	Grass or grass-like	2 ft	Shade-tolerant	Medium	Zone 4a
New Jersey tea Ceanothus americanus	Shrub	3 ft	Shade-tolerant	Low	Zone 4b
New York fern Thelypteris noveboracensis	Fern	1.5 ft	Shade-tolerant	Low	Zone 4b
nimblewill Muhlenbergia schreberi	Grass or grass-like	3.2 ft	Shade-tolerant	Low	Zone 4a
nodding beggartick Bidens cernua	Wildflower (forb)	3.2 ft	Sun–part shade	High	Zone 12a
nodding fescue Festuca subverticillata	Grass or grass-like	3 ft	Sun–part shade	Medium	Zone 3a
nodding lady's tresses Spiranthes cernua	Wildflower (forb)	1.5 ft	Sun	High	Zone 3b
nodding waternymph Najas flexilis	Wildflower (forb)	2.5 ft	Sun–part shade	High	Zone 12a
northern bedstraw Galium boreale	Wildflower (forb)	3 ft	Sun–part shade	Medium	Zone 4a
northern bush honeysuckle Diervilla lonicera	Shrub	2.4 ft	Sun–part shade	Low	Zone 5a
northern maidenhair Adiantum pedatum	Fern	1.3 ft	Shade-tolerant	Medium	Zone 3b
northern red oak Quercus rubra	Tree	81 ft	Sun–part shade	Medium	Zone 3b
northern spicebush Lindera benzoin	Tree	12 ft	Sun–part shade	Medium	Zone 5a
northern St. Johnswort Hypericum boreale	Wildflower (forb)	10 in	Sun–part shade	High	Zone 4a
Northwest Territory sedge Carex utriculata	Grass or grass-like	3.5 ft	Sun	High	Zone 3a
orangegrass Hypericum gentianoides	Wildflower (forb)	2 ft	Sun–part shade	Low	Zone 12a
oval-leaf sedge Carex cephalophora	Grass or grass-like	2.6 ft	Sun–part shade	Low	Zone 4a
pale touch-me-not Impatiens pallida	Wildflower (forb)	8.2 ft	Shade-tolerant	Medium	Zone 10b
panicledleaf ticktrefoil Desmodium paniculatum	Wildflower (forb)	3 ft	Sun–part shade	Low	Zone 6a
paper birch Betula papyrifera	Tree	70 ft	Sun	High	Zone 1a
Pennsylvania bittercress Cardamine pensylvanica	Wildflower (forb)	1.5 ft	Shade-tolerant	Medium	Zone 4a
Pennsylvania smartweed Polygonum pensylvanicum	Wildflower (forb)	3.9 ft	Sun	Medium	Zone 10b
pin cherry Prunus pensylvanica	Tree	30 ft	Sun	Medium	Zone 3b
pink azalea Rhododendron periclymenoides	Shrub	10 ft	Shade-tolerant	Low	Zone 5b
pipsissewa Chimaphila umbellata	Shrub	1.5 ft	Shade-tolerant	Low	Zone 3b
pitch pine Pinus rigida	Tree	80 ft	Sun	Low	Zone 3a
possumhaw Viburnum nudum	Tree	15 ft	Shade-tolerant	Medium	Zone 4a
poverty rush Juncus tenuis	Grass or grass-like	1.5 ft	Sun–part shade	Medium	Zone 3b
prairie fleabane Erigeron strigosus	Wildflower (forb)	3 ft	Sun	Medium	Zone 4b
prairie willow Salix humilis	Shrub	10 ft	Sun–part shade	High	Zone 3a
prickly currant Ribes lacustre	Shrub	3 ft	Shade-tolerant	—	Zone 1a
purple avens Geum rivale	Wildflower (forb)	3 ft	Sun	High	Zone 4a
purple lovegrass Eragrostis spectabilis	Grass or grass-like	11 in	Sun	Low	Zone 3a
purpleflowering raspberry Rubus odoratus	Shrub	5 ft	Sun–part shade	Medium	Zone 3b
purplehead sneezeweed Helenium flexuosum	Wildflower (forb)	3.2 ft	Sun	Low	Zone 4b
purpleleaf willowherb Epilobium coloratum	Wildflower (forb)	3.3 ft	Sun–part shade	High	Zone 4a
purplestem aster Symphyotrichum puniceum	Wildflower (forb)	8.1 ft	Sun	High	Zone 3b
purplestem beggarticks Bidens connata	Wildflower (forb)	3.2 ft	Sun–part shade	High	Zone 12a
pussy willow Salix discolor	Tree	40 ft	Shade-tolerant	High	Zone 4a
quaking aspen Populus tremuloides	Tree	65 ft	Sun	High	Zone 1a
quill sedge Carex tenera	Grass or grass-like	2.5 ft	Shade-tolerant	Medium	Zone 4a
rattlesnake fern Botrychium virginianum	Fern	1.4 ft	Shade-tolerant	Medium	Zone 3b
rattlesnake mannagrass Glyceria canadensis	Grass or grass-like	3.2 ft	Sun	Medium	Zone 4a
red chokeberry Aronia arbutifolia	Shrub	5 ft	Sun	High	Zone 5b
red currant Ribes triste	Shrub	2 ft	Shade-tolerant	Medium	Zone 1a
red elderberry Sambucus racemosa	Tree	18 ft	Sun–part shade	High	Zone 4a
red maple Acer rubrum	Tree	68 ft	Sun–part shade	High	Zone 2b
redosier dogwood Cornus sericea	Tree	12 ft	Sun	High	Zone 3b
ribbonleaf pondweed Potamogeton epihydrus	Wildflower (forb)	—	Sun	High	Zone 4a
rice cutgrass Leersia oryzoides	Grass or grass-like	4.9 ft	Sun	High	Zone 4a
ridged yellow flax Linum striatum	Wildflower (forb)	2.6 ft	Shade-tolerant	Medium	Zone 3a
river birch Betula nigra	Tree	70 ft	Sun	High	Zone 4a
riverbank wildrye Elymus riparius	Grass or grass-like	4.5 ft	Shade-tolerant	High	Zone 4a
roadside agrimony Agrimonia striata	Wildflower (forb)	6 ft	Shade-tolerant	Medium	Zone 3a
rough bedstraw Galium asprellum	Wildflower (forb)	5.9 ft	Shade-tolerant	Medium	Zone 4a
rough bentgrass Agrostis scabra	Grass or grass-like	2.5 ft	Sun	Medium	Zone 3b
roundleaf dogwood Cornus rugosa	Tree	10 ft	Shade-tolerant	Low	Zone 4b
roundleaf greenbrier Smilax rotundifolia	Vine	1 ft	Sun	Medium	Zone 4a
sassafras Sassafras albidum	Tree	75 ft	Sun	Low	Zone 4b
shagbark hickory Carya ovata	Tree	75 ft	Sun–part shade	Medium	Zone 3a
shallow sedge Carex lurida	Grass or grass-like	3.2 ft	Sun–part shade	Medium	Zone 4a
silky dogwood Cornus amomum	Shrub	10 ft	Sun–part shade	High	Zone 3b
silky willow Salix sericea	Tree	12 ft	Sun–part shade	High	Zone 4b
silvery sedge Carex canescens	Grass or grass-like	2 ft	Sun–part shade	High	Zone 4a
skunk cabbage Symplocarpus foetidus	Wildflower (forb)	2 ft	Shade-tolerant	High	Zone 4a
slender flatsedge Cyperus bipartitus	Grass or grass-like	5 ft	Sun	Medium	Zone 10b
slender spikerush Eleocharis tenuis	Grass or grass-like	2.9 ft	Sun	Low	Zone 5a
small enchanter's nightshade Circaea alpina	Wildflower (forb)	11 in	Shade-tolerant	Medium	Zone 3b
small white violet Viola macloskeyi	Wildflower (forb)	6 in	Shade-tolerant	High	Zone 4b
southern arrowwood Viburnum recognitum	Tree	9 ft	Shade-tolerant	Medium	Zone 4b
spotted joe pye weed Eutrochium maculatum	Wildflower (forb)	6 ft	Sun–part shade	High	Zone 4b
spotted St. Johnswort Hypericum punctatum	Wildflower (forb)	3 ft	Shade-tolerant	Medium	Zone 4a
staghorn sumac Rhus typhina	Tree	30 ft	Sun–part shade	Low	Zone 4a
star sedge Carex echinata	Grass or grass-like	1.5 ft	Sun–part shade	High	Zone 3b
steeplebush Spiraea tomentosa	Shrub	4 ft	Sun	Low	Zone 4a
stiff clubmoss Lycopodium annotinum	Fern	1 ft	Shade-tolerant	High	Zone 3a
stiff marsh bedstraw Galium tinctorium	Wildflower (forb)	10 in	Shade-tolerant	High	Zone 4a
strawcolored flatsedge Cyperus strigosus	Grass or grass-like	3.2 ft	Sun	Medium	Zone 4a
striped maple Acer pensylvanicum	Tree	35 ft	Shade-tolerant	Low	Zone 2b
sugar maple Acer saccharum	Tree	100 ft	Shade-tolerant	Medium	Zone 2b
summer grape Vitis aestivalis	Vine	30 ft	Shade-tolerant	Medium	Zone 5a
swamp loosestrife Decodon verticillatus	Shrub	8 ft	Sun–part shade	High	Zone 5a
swamp rose Rosa palustris	Shrub	8.2 ft	Shade-tolerant	Medium	Zone 4a
sweet birch Betula lenta	Tree	60 ft	Sun	Medium	Zone 4b
sweet fern Comptonia peregrina	Shrub	2 ft	Sun–part shade	Low	Zone 3b
tall hairy agrimony Agrimonia gryposepala	Wildflower (forb)	5.9 ft	Sun–part shade	Medium	Zone 3a
tamarack Larix laricina	Tree	80 ft	Sun	Medium	Zone 1a
tapertip rush Juncus acuminatus	Grass or grass-like	3 ft	Sun–part shade	High	Zone 4a
tawny cottongrass Eriophorum virginicum	Grass or grass-like	3.9 ft	Sun	Medium	Zone 4a
thicket sedge Carex abscondita	Grass or grass-like	8 in	Shade-tolerant	High	Zone 7a
three-way sedge Dulichium arundinaceum	Grass or grass-like	2.6 ft	Sun–part shade	High	Zone 3b
threeseeded sedge Carex trisperma	Grass or grass-like	1.9 ft	Shade-tolerant	High	Zone 4a
trumpetweed Eutrochium fistulosum	Wildflower (forb)	6 ft	Sun–part shade	High	Zone 4b
twisted sedge Carex torta	Grass or grass-like	2.8 ft	Shade-tolerant	Medium	Zone 4a
twoheaded water-starwort Callitriche heterophylla	Wildflower (forb)	—	Sun	High	Zone 4a
upland bentgrass Agrostis perennans	Grass or grass-like	3.5 ft	Sun–part shade	High	Zone 4a
Virginia creeper Parthenocissus quinquefolia	Vine	1 ft	Sun–part shade	Low	Zone 4b
Virginia water horehound Lycopus virginicus	Wildflower (forb)	4 ft	Shade-tolerant	High	Zone 4a
Virginia wildrye Elymus virginicus	Grass or grass-like	2.5 ft	Shade-tolerant	Medium	Zone 4b
water horsetail Equisetum fluviatile	Fern	3 ft	Sun	High	Zone 4a
wavy hairgrass Deschampsia flexuosa	Grass or grass-like	2.6 ft	Shade-tolerant	Medium	Zone 3b
western pearly everlasting Anaphalis margaritacea	Wildflower (forb)	3 ft	Sun–part shade	Medium	Zone 3a
white ash Fraxinus americana	Tree	90 ft	Sun	High	Zone 4a
white avens Geum canadense	Wildflower (forb)	3.9 ft	Shade-tolerant	Medium	Zone 4a
white edge sedge Carex debilis	Grass or grass-like	3 ft	Shade-tolerant	High	Zone 6a
white meadowsweet Spiraea alba	Shrub	3 ft	Sun–part shade	Medium	Zone 4a
white oak Quercus alba	Tree	100 ft	Sun–part shade	Medium	Zone 3a
white panicle aster Symphyotrichum lanceolatum	Wildflower (forb)	6 ft	Sun–part shade	High	Zone 3b
wild bergamot Monarda fistulosa	Wildflower (forb)	4.9 ft	Sun–part shade	High	Zone 4a
wild sarsaparilla Aralia nudicaulis	Wildflower (forb)	1.5 ft	Shade-tolerant	Medium	Zone 3b
wirestem muhly Muhlenbergia frondosa	Grass or grass-like	2 ft	Shade-tolerant	Medium	Zone 3b
woodland horsetail Equisetum sylvaticum	Fern	11 in	Shade-tolerant	Low	Zone 3a
woolgrass Scirpus cyperinus	Grass or grass-like	4.9 ft	Sun–part shade	High	Zone 4a
wreath goldenrod Solidago caesia	Wildflower (forb)	3 ft	Sun–part shade	Medium	Zone 4b
wrinkleleaf goldenrod Solidago rugosa	Wildflower (forb)	3.3 ft	Sun–part shade	Medium	Zone 4a
yellow birch Betula alleghaniensis	Tree	75 ft	Sun–part shade	Medium	Zone 2b
yellow marsh marigold Caltha palustris	Wildflower (forb)	2 ft	Sun	High	Zone 3b
zigzag goldenrod Solidago flexicaulis	Wildflower (forb)	3 ft	Sun–part shade	Medium	Zone 5b

Other native species recorded here 380

PLANTS has no growing records for these, so light, moisture, height and zone filters cannot include them. Many are wild species seldom sold by nurseries.

Allegheny hawkweed Hieracium paniculatum
Allegheny monkeyflower Mimulus ringens
alpine violet Viola labradorica
American burnweed Erechtites hieraciifolius
American climbing fern Lygodium palmatum
American false pennyroyal Hedeoma pulegioides
American fly honeysuckle Lonicera canadensis
American ginseng Panax quinquefolius
American golden saxifrage Chrysosplenium americanum
American hogpeanut Amphicarpaea bracteata
American lopseed Phryma leptostachya
American mannagrass Glyceria grandis
American marshpennywort Hydrocotyle americana
American milletgrass Milium effusum
American spikenard Aralia racemosa
American white waterlily Nymphaea odorata
American wintergreen Pyrola americana
Apocynum ×floribundum Apocynum ×floribundum
Appalachian barren strawberry Waldsteinia fragarioides
Appalachian sedge Carex appalachica
Appalachian shoestring fern Vittaria appalachiana
arrowleaf violet Viola sagittata
Atlantic goldenrod Solidago arguta
bald spikerush Eleocharis erythropoda
balm-of-Gilead Populus ×jackii
bearded shorthusk Brachyelytrum erectum
Bebb willow Salix bebbiana
beechdrops Epifagus virginiana
beggarslice Hackelia virginiana
blackgirdle bulrush Scirpus atrocinctus
blackseed plantain Plantago rugelii
blisterwort Ranunculus recurvatus
bloodroot Sanguinaria canadensis
Blue Ridge blueberry Vaccinium pallidum
blue skullcap Scutellaria lateriflora
bluntleaf waterleaf Hydrophyllum canadense
bluntlobe cliff fern Woodsia obtusa
bluntlobe grapefern Botrychium oneidense
bog bluegrass Poa paludigena
bog fern Thelypteris simulata
bog rosemary Andromeda polifolia
bog white violet Viola lanceolata
bog yellowcress Rorippa palustris
bog yelloweyed grass Xyris difformis
branched bur-reed Sparganium androcladum
Brazilian watermeal Wolffia brasiliensis
bright green spikerush Eleocharis olivacea
bristly greenbrier Smilax tamnoides
bristly sarsaparilla Aralia hispida
brittle bladderfern Cystopteris fragilis
broad beechfern Phegopteris hexagonoptera
broad looseflower sedge Carex laxiflora
broadleaf sedge Carex platyphylla
brome-like sedge Carex bromoides
brown beaksedge Rhynchospora fusca
brownfruit rush Juncus pelocarpus
brownish beaksedge Rhynchospora capitellata
brownish sedge Carex brunnescens
bulblet-bearing water hemlock Cicuta bulbifera
Canada lettuce Lactuca canadensis
Canada mayflower Maianthemum canadense
Canadian blacksnakeroot Sanicula canadensis
Canadian clearweed Pilea pumila
Canadian honewort Cryptotaenia canadensis
Canadian white violet Viola canadensis
Canadian wildginger Asarum canadense
Canadian woodnettle Laportea canadensis
Carolina horsenettle Solanum carolinense
Carolina springbeauty Claytonia caroliniana
catberry Ilex mucronata
checkered rattlesnake plantain Goodyera tesselata
Christmas fern Polystichum acrostichoides
clammy groundcherry Physalis heterophylla
clammy hedgehyssop Gratiola neglecta
claspleaf twistedstalk Streptopus amplexifolius
Clayton's sweetroot Osmorhiza claytonii
climbing false buckwheat Polygonum scandens
clustered blacksnakeroot Sanicula odorata
common bladderwort Utricularia macrorhiza
common boneset Eupatorium perfoliatum
common cinquefoil Potentilla simplex
common marsh bedstraw Galium palustre
common milkweed Asclepias syriaca
common threeseed mercury Acalypha rhomboidea
common woodrush Luzula multiflora
common yellow oxalis Oxalis stricta
cranberry Vaccinium macrocarpon
crinkleroot Cardamine diphylla
cutleaf grapefern Botrychium dissectum
deeproot clubmoss Lycopodium tristachyum
dogtooth violet Erythronium americanum
dotted hawthorn Crataegus punctata
downy goldenrod Solidago puberula
downy rattlesnake plantain Goodyera pubescens
dragon's mouth Arethusa bulbosa
drooping woodland sedge Carex arctata
dutchman's breeches Dicentra cucullaria
dwarf ginseng Panax trifolius
dwarf red blackberry Rubus pubescens
early azalea Rhododendron prinophyllum
early blue violet Viola ×palmata
early goldenrod Solidago juncea
early meadow-rue Thalictrum dioicum
early saxifrage Saxifraga virginiensis
earth loosestrife Lysimachia terrestris
eastern blue-eyed grass Sisyrinchium atlanticum
eastern bottlebrush grass Elymus hystrix
eastern hayscented fern Dennstaedtia punctilobula
eastern marsh fern Thelypteris palustris
eastern poison ivy Toxicodendron radicans
eastern star sedge Carex radiata
eastern swamp saxifrage Saxifraga pensylvanica
eastern waterleaf Hydrophyllum virginianum
ebony spleenwort Asplenium platyneuron
European bur-reed Sparganium emersum
eyebane Chamaesyce nutans
fall phlox Phlox paniculata
false melic Schizachne purpurascens
false mermaidweed Floerkea proserpinacoides
fan clubmoss Lycopodium digitatum
feathery false lily of the valley Maianthemum racemosum
fewflower sedge Carex pauciflora
fewnerved cottongrass Eriophorum tenellum
fewseed sedge Carex oligosperma
fibrousroot sedge Carex communis
field thistle Cirsium discolor
fiveangled dodder Cuscuta pentagona
flat-top goldentop Euthamia graminifolia
flatleaf bladderwort Utricularia intermedia
floating bur-reed Sparganium fluctuans
fox grape Vitis labrusca
fragile rockbrake Cryptogramma stelleri
fragrant bedstraw Galium triflorum
Fraser's marsh St. Johnswort Triadenum fraseri
fringed loosestrife Lysimachia ciliata
fringed willowherb Epilobium ciliatum
gall of the earth Prenanthes trifoliolata
gaywings Polygala paucifolia
glade fern Diplazium pycnocarpon
golden zizia Zizia aurea
goldenclub Orontium aquaticum
Goldie's woodfern Dryopteris goldieana
grassy arrowhead Sagittaria graminea
great ragweed Ambrosia trifida
greater purple fringed orchid Platanthera grandiflora
green adder's-mouth orchid Malaxis unifolia
green carpetweed Mollugo verticillata
green false hellebore Veratrum viride
green fringed orchid Platanthera lacera
greenflowered wintergreen Pyrola chlorantha
grove bluegrass Poa alsodes
hairy bedstraw Galium pilosum
hairy pagoda-plant Blephilia hirsuta
hairy Solomon's seal Polygonatum pubescens
hairy woodrush Luzula acuminata
hairystem gooseberry Ribes hirtellum
harlequin blueflag Iris versicolor
hay sedge Carex argyrantha
hiddenfruit bladderwort Utricularia geminiscapa
Hooker's orchid Platanthera hookeri
horned bladderwort Utricularia cornuta
Howell's pussytoes Antennaria howellii
Indian cucumber Medeola virginiana
Indian-tobacco Lobelia inflata
Indianpipe Monotropa uniflora
inflated narrow-leaf sedge Carex grisea
intermediate woodfern Dryopteris intermedia
inundated clubmoss Lycopodiella inundata
jumpseed Polygonum virginianum
Kalm's hawkweed Hieracium kalmii
king of the meadow Thalictrum pubescens
lanceleaf wild licorice Galium lanceolatum
largebracted plantain Plantago aristata
largefruit blacksnakeroot Sanicula trifoliata
largepod pinweed Lechea intermedia
leafy bulrush Scirpus polyphyllus
leathery grapefern Botrychium multifidum
lesser Canadian St. Johnswort Hypericum canadense
lesser purple fringed orchid Platanthera psycodes
lesser rattlesnake plantain Goodyera repens
lesser roundleaved orchid Platanthera orbiculata
lesser yellow lady's slipper Cypripedium parviflorum
limber honeysuckle Lonicera dioica
little evening primrose Oenothera perennis
little grapefern Botrychium simplex
long beechfern Phegopteris connectilis
longbract frog orchid Dactylorhiza viridis
longspur violet Viola rostrata
longstalk sedge Carex pedunculata
low watermilfoil Myriophyllum humile
lyrate rockcress Arabis lyrata
Macoun's cudweed Pseudognaphalium macounii
maidenhair spleenwort Asplenium trichomanes
marginal woodfern Dryopteris marginalis
marsh blue violet Viola cucullata
marsh skullcap Scutellaria galericulata
marsh willowherb Epilobium palustre
Maryland sanicle Sanicula marilandica
matricary grapefern Botrychium matricariifolium
mayapple Podophyllum peltatum
meadow zizia Zizia aptera
moccasin flower Cypripedium acaule
mosquito bulrush Scirpus hattorianus
mountain holly Ilex montana
mountain woodsorrel Oxalis montana
narrowleaf cowwheat Melampyrum lineare
narrowleaf mountainmint Pycnanthemum tenuifolium
narrowpanicle rush Juncus brevicaudatus
neckweed Veronica peregrina
nodding evening primrose Oenothera nutans
nodding sedge Carex gynandra
northern long sedge Carex folliculata
northern slender lady's tresses Spiranthes lacera
Norwegian cinquefoil Potentilla norvegica
obedient plant Physostegia virginiana
oldpasture bluegrass Poa saltuensis
one-cone clubmoss Lycopodium lagopus
oneflowered broomrape Orobanche uniflora
painted trillium Trillium undulatum
pale false mannagrass Torreyochloa pallida
pale sedge Carex pallescens
pale St. Johnswort Hypericum ellipticum
palespike lobelia Lobelia spicata
parasol whitetop Doellingeria umbellata
Parlin's pussytoes Antennaria parlinii
pasture thistle Cirsium pumilum
Pennsylvania pellitory Parietaria pensylvanica
perfoliate bellwort Uvularia perfoliata
pinesap Monotropa hypopitys
pitseed goosefoot Chenopodium berlandieri
plantainleaf sedge Carex plantaginea
pointedleaf ticktrefoil Desmodium glutinosum
poke milkweed Asclepias exaltata
poverty dropseed Sporobolus vaginiflorus
poverty oatgrass Danthonia spicata
pubescent sedge Carex hirtifolia
purple marshlocks Comarum palustre
purple milkwort Polygala sanguinea
purple pitcherplant Sarracenia purpurea
rabbit-tobacco Pseudognaphalium obtusifolium
ramp Allium tricoccum
rannoch-rush Scheuchzeria palustris
rare clubmoss Lycopodium obscurum
red baneberry Actaea rubra
red columbine Aquilegia canadensis
red trillium Trillium erectum
ribbed sedge Carex virescens
richweed Collinsonia canadensis
Robbins' spikerush Eleocharis robbinsii
Robert geranium Geranium robertianum
robin runaway Dalibarda repens
robin's plantain Erigeron pulchellus
rock harlequin Corydalis sempervirens
rock polypody Polypodium virginianum
rosy sedge Carex rosea
rough hawkweed Hieracium scabrum
roundleaf ragwort Packera obovata
roundleaf sundew Drosera rotundifolia
roundleaf yellow violet Viola rotundifolia
running clubmoss Lycopodium clavatum
running serviceberry Amelanchier stolonifera
scarlet beebalm Monarda didyma
Schreber's aster Eurybia schreberi
Selkirk's violet Viola selkirkii
sensitive fern Onoclea sensibilis
sessilefruit arrowhead Sagittaria rigida
sessileleaf bellwort Uvularia sessilifolia
setose blackberry Rubus setosus
sevenangle pipewort Eriocaulon aquaticum
shaved sedge Carex tonsa
sheep laurel Kalmia angustifolia
shining clubmoss Huperzia lucidula
shore quillwort Isoetes riparia
showy ticktrefoil Desmodium canadense
sicklepod Arabis canadensis
sidebells wintergreen Orthilia secunda
silver false spleenwort Deparia acrostichoides
skunk currant Ribes glandulosum
slender watermilfoil Myriophyllum tenellum
slender woodland sedge Carex digitalis
slender yellow woodsorrel Oxalis dillenii
small cranberry Vaccinium oxycoccos
small green wood orchid Platanthera clavellata
small pondweed Potamogeton pusillus
small skullcap Scutellaria parvula
smooth blackberry Rubus canadensis
smooth carrionflower Smilax herbacea
smooth forked nailwort Paronychia canadensis
smooth rockcress Arabis laevigata
smooth sawgrass Cladium mariscoides
smooth Solomon's seal Polygonatum biflorum
snailseed pondweed Potamogeton bicupulatus
snakemouth orchid Pogonia ophioglossoides
spineless hornwort Ceratophyllum echinatum
spinulose woodfern Dryopteris carthusiana
spoonleaf sundew Drosera intermedia
spotted geranium Geranium maculatum
spotted sandmat Chamaesyce maculata
spotted water hemlock Cicuta maculata
spreading dogbane Apocynum androsaemifolium
spreading sedge Carex laxiculmis
squirrel corn Dicentra canadensis
starflower Trientalis borealis
starry false lily of the valley Maianthemum stellatum
stout goldenrod Solidago squarrosa
strict blue-eyed grass Sisyrinchium montanum
summer coralroot Corallorhiza maculata
summer sedge Carex aestivalis
swamp thistle Cirsium muticum
swamp verbena Verbena hastata
Swan's sedge Carex swanii
swaying bulrush Schoenoplectus subterminalis
sweet white violet Viola blanda
sweetscented joe pye weed Eutrochium purpureum
tall blue lettuce Lactuca biennis
tall rattlesnakeroot Prenanthes altissima
tall thimbleweed Anemone virginiana
tapered rosette grass Dichanthelium acuminatum
thinleaf sedge Carex cephaloidea
thinleaf sunflower Helianthus decapetalus
threadleaf crowfoot Ranunculus trichophyllus
threeleaf false lily of the valley Maianthemum trifolium
threeleaf goldthread Coptis trifolia
toothed whitetop aster Sericocarpus asteroides
Torrey's bulrush Schoenoplectus torreyi
trailing arbutus Epigaea repens
tree groundpine Lycopodium dendroideum
tuberous grasspink Calopogon tuberosus
Tuckerman's pondweed Potamogeton confervoides
tufted lovegrass Eragrostis pectinacea
turk's-cap lily Lilium superbum
tussock cottongrass Eriophorum vaginatum
twistedstalk Streptopus lanceolatus
twoleaf miterwort Mitella diphylla
upland brittle bladderfern Cystopteris tenuis
velvetleaf huckleberry Vaccinium myrtilloides
Virginia marsh St. Johnswort Triadenum virginicum
Virginia pepperweed Lepidium virginicum
Virginia plantain Plantago virginica
Virginia strawberry Fragaria virginiana
walking fern Asplenium rhizophyllum
water arum Calla palustris
waterhorehound Lycopus ×sherardii
watershield Brasenia schreberi
wavyleaf aster Symphyotrichum undulatum
waxflower shinleaf Pyrola elliptica
weft fern Trichomanes intricatum
western oakfern Gymnocarpium dryopteris
white baneberry Actaea pachypoda
white beaksedge Rhynchospora alba
white bear sedge Carex albursina
white bergamot Monarda clinopodia
white goldenrod Solidago bicolor
white rattlesnakeroot Prenanthes alba
white snakeroot Ageratina altissima
white turtlehead Chelone glabra
white vervain Verbena urticifolia
white violet Viola renifolia
white wood aster Eurybia divaricata
whitetinge sedge Carex albicans
whorled milkwort Polygala verticillata
whorled wood aster Oclemena acuminata
whorled yellow loosestrife Lysimachia quadrifolia
wild comfrey Cynoglossum virginianum
wild hydrangea Hydrangea arborescens
witchgrass Panicum capillare
woman's tobacco Antennaria plantaginifolia
wood anemone Anemone quinquefolia
wood lily Lilium philadelphicum
woodfern Dryopteris ×boottii
woodfern Dryopteris ×slossoniae
woodland strawberry Fragaria vesca
woollyfruit sedge Carex lasiocarpa
wormseed sandmat Chamaesyce vermiculata
yellow avens Geum aleppicum
yellow coralroot Corallorhiza trifida
yellow nodding lady's tresses Spiranthes ochroleuca
yellow screwstem Bartonia virginica
yellow widelip orchid Liparis loeselii
yellowfruit sedge Carex annectens

Also listed as native and introduced here 3

PLANTS labels these species both native and introduced in this state: some forms are native and others were brought in from elsewhere. Most gardeners should choose plants from the main list.

annual ragweedAmbrosia artemisiifolia
hedge false bindweedCalystegia sepium
Kentucky bluegrassPoa pratensis

Compared with Pennsylvania

The typical county is the median of the 67 Pennsylvania counties with PLANTS county records; the statewide figure counts every species native anywhere in the state. More species is not better or worse: counties differ in size, habitat and how thoroughly they have been surveyed.

Native species counts, Sullivan County and Pennsylvania
Measure	Sullivan County	Typical county	Statewide
Native species	651	763	1,854
Garden-ready natives	271	331	634
Tree	69	—	173
Shrub	52	—	117
Wildflower (forb)	332	—	972
Grass or grass-like	131	—	432
Vine	16	—	64
Fern	51	—	96

Neighboring counties

Counties that share a ZIP code with Sullivan County.

Bradford County, PA 300 garden-ready
Columbia County, PA 251 garden-ready
Lycoming County, PA 343 garden-ready
Wyoming County, PA 288 garden-ready

Source & data date

Source: USDA NRCS PLANTS Database: county distribution records, native status and plant characteristics. CC0 (public domain dedication, per the data.gov catalog record).; Kew’s World Checklist of Vascular Plants (WCVP): native or introduced status by state. CC BY 3.0.; USGS US-RIIS (ver. 2.0): species listed as introduced are excluded. CC0.
Citation: USDA, NRCS. 2026. The PLANTS Database (https://plants.usda.gov, 11/04/2026). National Plant Data Team, Greensboro, NC USA.; Govaerts R. (ed.) (2026). WCVP: World Checklist of Vascular Plants. Facilitated by the Royal Botanic Gardens, Kew. Data file dated 2026-06-04, http://sftp.kew.org/pub/data-repositories/WCVP/ (retrieved 2026-11-04). Paper: Govaerts R. et al. (2021) The World Checklist of Vascular Plants, a continuously updated resource for exploring global plant diversity. Scientific Data 8, 215.
Data date: Retrieved from PLANTS on November 4, 2026; WCVP data file dated June 4, 2026.
Zones: USDA Plant Hardiness Zone Map (2023) ZIP table: PRISM Group, Oregon State University, https://prism.oregonstate.edu, accessed November 3, 2026. Plant zones on this site are our estimate, not the official map.
Scope: Sullivan County (county FIPS 42113), Pennsylvania. 651 native species from PLANTS county distribution records; garden-ready = species with a PLANTS characteristics record.
Method: A species is listed when it is recorded as native to the state in Kew’s World Checklist of Vascular Plants and USDA PLANTS, and recorded in the county by USDA PLANTS. Species PLANTS labels both native and introduced are listed separately. Full method · All sources

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