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American beech
Fagus grandifolia
5,821 observations
eastern black walnut
Juglans nigra
3,259 observations
white oak
Quercus alba
2,464 observations
American chestnut
Castanea dentata
2,070 observations
northern red oak
Quercus rubra
2,035 observations
chestnut oak
Quercus montana
1,684 observations
sweetfern
Comptonia peregrina
1,438 observations
shagbark hickory
Carya ovata
1,263 observations
American hornbeam
Carpinus caroliniana
1,084 observations
sweet birch
Betula lenta
966 observations
bitternut hickory
Carya cordiformis
960 observations
yellow birch
Betula alleghaniensis
919 observations
pin oak
Quercus palustris
888 observations
river birch
Betula nigra
866 observations
black oak
Quercus velutina
723 observations
shingle oak
Quercus imbricaria
602 observations
American hophornbeam
Ostrya virginiana
524 observations
gray birch
Betula populifolia
500 observations
bear oak
Quercus ilicifolia
489 observations
swamp white oak
Quercus bicolor
487 observations
American hazelnut
Corylus americana
352 observations
Butternut
Juglans cinerea
305 observations
Chinese chestnut
Castanea mollissima
284 observations
scarlet oak
Quercus coccinea
272 observations
post oak
Quercus stellata
235 observations
common alder
Alnus glutinosa
201 observations
mockernut
Carya tomentosa
198 observations
willow oak
Quercus phellos
192 observations
northern bayberry
Morella pensylvanica
180 observations
bur oak
Quercus macrocarpa
178 observations
pignut hickory
Carya glabra
160 observations
blackjack oak
Quercus marilandica
149 observations
Sawtooth oak
Quercus acutissima
131 observations
dwarf chinkapin oak
Quercus prinoides
116 observations
chinkapin oak
Quercus muehlenbergii
102 observations
European beech
Fagus sylvatica
94 observations
paper birch
Betula papyrifera
89 observations
smooth alder
Alnus serrulata
68 observations
beaked hazelnut
Corylus cornuta
67 observations
southern red oak
Quercus falcata
64 observations
Shellbark Hickory
Carya laciniosa
46 observations
grey alder
Alnus incana
43 observations
silver birch
Betula pendula
28 observations
English oak
Quercus robur
25 observations
chinese wingnut
Pterocarya stenoptera
25 observations
Sweet Chestnut
Castanea sativa
19 observations
Allegheny Chinquapin
Castanea pumila
17 observations
swamp chestnut oak
Quercus michauxii
12 observations
Saul's oak
Quercus × saulii
11 observations
water oak
Quercus nigra
9 observations
Frequently Asked Questions
- The 10 most common deciduous trees in Pennsylvania are:
- American beech (Fagus grandifolia)
- eastern black walnut (Juglans nigra)
- white oak (Quercus alba)
- American chestnut (Castanea dentata)
- northern red oak (Quercus rubra)
- chestnut oak (Quercus montana)
- sweetfern (Comptonia peregrina)
- shagbark hickory (Carya ovata)
- American hornbeam (Carpinus caroliniana)
- sweet birch (Betula lenta)
- The most observed deciduous tree in Pennsylvania is American beech (Fagus grandifolia), with 5,821 recorded observations.