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American beech
Fagus grandifolia
5,441 observations
eastern black walnut
Juglans nigra
2,899 observations
white oak
Quercus alba
2,038 observations
American chestnut
Castanea dentata
1,683 observations
northern red oak
Quercus rubra
1,661 observations
chestnut oak
Quercus montana
1,352 observations
sweetfern
Comptonia peregrina
1,231 observations
shagbark hickory
Carya ovata
1,135 observations
American hornbeam
Carpinus caroliniana
1,006 observations
bitternut hickory
Carya cordiformis
914 observations
sweet birch
Betula lenta
834 observations
yellow birch
Betula alleghaniensis
823 observations
river birch
Betula nigra
765 observations
pin oak
Quercus palustris
732 observations
black oak
Quercus velutina
554 observations
gray birch
Betula populifolia
439 observations
American hophornbeam
Ostrya virginiana
432 observations
shingle oak
Quercus imbricaria
420 observations
swamp white oak
Quercus bicolor
412 observations
bear oak
Quercus ilicifolia
405 observations
American hazelnut
Corylus americana
301 observations
Butternut
Juglans cinerea
291 observations
scarlet oak
Quercus coccinea
244 observations
Chinese chestnut
Castanea mollissima
240 observations
post oak
Quercus stellata
202 observations
mockernut
Carya tomentosa
183 observations
common alder
Alnus glutinosa
169 observations
bur oak
Quercus macrocarpa
164 observations
willow oak
Quercus phellos
163 observations
pignut hickory
Carya glabra
153 observations
northern bayberry
Morella pensylvanica
153 observations
blackjack oak
Quercus marilandica
127 observations
dwarf chinkapin oak
Quercus prinoides
95 observations
Sawtooth oak
Quercus acutissima
87 observations
chinkapin oak
Quercus muehlenbergii
82 observations
paper birch
Betula papyrifera
81 observations
European beech
Fagus sylvatica
77 observations
smooth alder
Alnus serrulata
64 observations
beaked hazelnut
Corylus cornuta
51 observations
Shellbark Hickory
Carya laciniosa
45 observations
southern red oak
Quercus falcata
42 observations
grey alder
Alnus incana
40 observations
silver birch
Betula pendula
26 observations
chinese wingnut
Pterocarya stenoptera
25 observations
English oak
Quercus robur
23 observations
Allegheny Chinquapin
Castanea pumila
16 observations
Sweet Chestnut
Castanea sativa
16 observations
swamp chestnut oak
Quercus michauxii
11 observations
Saul's oak
Quercus Γ 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)
- bitternut hickory (Carya cordiformis)
- The most observed deciduous tree in Pennsylvania is American beech (Fagus grandifolia), with 5,441 recorded observations.