Quick answer: 76 drought-tolerant native plants are native to Pennsylvania, 68 with a live listing as of 16 Sep 2026.
76 species
- American basswood Tilia americana · 32 states
- American holly Ilex opaca · 24 states
- American mountain ash Sorbus americana · 18 states
- Arctic brome (Kalm's brome) Bromus kalmii · 5 states
- Atlantic white cedar Chamaecyparis thyoides · 12 states
- Big bluestem Andropogon gerardii · 25 states
- Black cherry Prunus serotina · 32 states
- Black huckleberry Gaylussacia baccata · 8 states
- Black locust Robinia pseudoacacia · 12 states
- Black-eyed Susan Rudbeckia hirta · 42 states
- Brown-eyed Susan Rudbeckia triloba · 6 states
- Bur oak Quercus macrocarpa · 24 states
- Butterflyweed Asclepias tuberosa · 37 states
- Chokecherry Prunus virginiana · 35 states
- Common evening primrose Oenothera biennis · 12 states
- Common persimmon Diospyros virginiana · 17 states
- Common yarrow Achillea millefolium · 31 states
- Creeping phlox Phlox subulata · 11 states
- Cup plant Silphium perfoliatum · 17 states
- Cutleaf coneflower Rudbeckia laciniata · 21 states
- Downy serviceberry Amelanchier arborea · 34 states
- Eastern hop-hornbeam Ostrya virginiana · 18 states
- Eastern red cedar Juniperus virginiana · 36 states
- Eastern red columbine Aquilegia canadensis · 36 states
- Eastern redbud Cercis canadensis · 30 states
- Eastern teaberry Gaultheria procumbens · 9 states
- Eastern white pine Pinus strobus · 19 states
- Fall obedient plant Physostegia virginiana · 21 states
- Fire pink Silene virginica · 8 states
- Flame azalea Rhododendron calendulaceum · 12 states
- Flowering dogwood Cornus florida · 22 states
- Foxglove beardtongue Penstemon digitalis · 31 states
- Gray birch Betula populifolia · 9 states
- Great blue lobelia Lobelia siphilitica · 32 states
- Hairy beardtongue Penstemon hirsutus · 10 states
- Harebell Campanula rotundifolia · 25 states
- Hollow Joe-pye weed Eutrochium fistulosum · 14 states
- Honey locust Gleditsia triacanthos · 9 states
- Indiangrass Sorghastrum nutans · 19 states
- Jacob's ladder Polemonium reptans · 17 states
- Jerusalem artichoke Helianthus tuberosus · 9 states
- Kentucky coffeetree Gymnocladus dioicus · 15 states
- Lanceleaf coreopsis Coreopsis lanceolata · 28 states
- Little bluestem Schizachyrium scoparium · 23 states
- Lowbush blueberry Vaccinium angustifolium · 14 states
- Mountain laurel Kalmia latifolia · 17 states
- Nannyberry Viburnum lentago · 23 states
- New Jersey tea Ceanothus americanus · 31 states
- Northern red oak Quercus rubra · 24 states
- Northern white cedar Thuja occidentalis · 16 states
- Partridgeberry Mitchella repens · 17 states
- Pearly everlasting Anaphalis margaritacea · 18 states
- Pignut hickory Carya glabra · 21 states
- Pitch pine Pinus rigida · 12 states
- Porcupine grass Hesperostipa spartea · 2 states
- Prairie dropseed Sporobolus heterolepis · 11 states
- Quaking aspen Populus tremuloides · 24 states
- Red pine Pinus resinosa · 13 states
- Sassafras Sassafras albidum · 22 states
- Scaly blazing star Liatris squarrosa · 5 states
- Shagbark hickory Carya ovata · 22 states
- Shortleaf pine Pinus echinata · 9 states
- Showy tick trefoil Desmodium canadense · 21 states
- Sideoats grama Bouteloua curtipendula · 25 states
- Sourwood Oxydendrum arboreum · 14 states
- Sugar maple Acer saccharum · 28 states
- Sundial lupine Lupinus perennis · 25 states
- Sweet birch Betula lenta · 18 states
- Switchgrass Panicum virgatum · 24 states
- Trumpet vine Campsis radicans · 24 states
- Virginia creeper Parthenocissus quinquefolia · 27 states
- Virginia pine Pinus virginiana · 13 states
- White ash Fraxinus americana · 31 states
- White heath aster Symphyotrichum ericoides var. ericoides · 10 states
- White oak Quercus alba · 33 states
- Winged sumac Rhus copallinum · 11 states