Oplopanax horridum
Devil's Club
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Zone: 3a, 3b, 4a, 4b, 5a, 5b, 6a, 6b, 7a, 7b, 8a, 8b, 9a, 9b
Ostrya virginiana
American Hophornbeam
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Zone: 4a, 4b, 5a, 5b, 6a, 6b
Parrotia persica
Persian Parrotia
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Zone: 4a, 4b, 5a, 5b, 6a, 6b, 7a, 7b, 8a, 8b, 9a, 9b
Philadelphus lewisii
Wild Mock Orange
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Zone: 10a, 10b, 4a, 4b, 5a, 5b, 6a, 6b, 7a, 7b, 8a, 8b, 9a, 9b
Physocarpus capitatus
Pacific Ninebark
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Zone: 10a, 10b, 3a, 3b, 4a, 4b, 5a, 5b, 6a, 6b, 7a, 7b, 8a, 8b, 9a, 9b
Picea abies
Norway Spruce
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Zone: 3a, 3b, 4a, 4b, 5a, 5b, 6a, 6b, 7a, 7b, 8a, 8b
Picea glauca var. densata
Black Hill White Spruce
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Zone: 3a, 3b, 4a, 4b, 5a, 5b, 6a, 6b, 7a, 7b, 8a, 8b
Picea orientalis
Oriental Spruce
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Zone: 4a, 4b, 5a, 5b, 6a, 6b, 7a, 7b, 8a, 8b
Picea pungens
Colorado Spruce
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Zone: 3a, 3b, 4a, 4b, 5a, 5b, 6a, 6b, 7a, 7b, 8a, 8b
Pinus aristata
Bristlecone Pine
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Zone: 4a, 4b, 5a, 5b, 6a, 6b, 7a, 7b
Pinus contorta
Shore Pine
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Zone: 5a, 5b, 6a, 6b, 7a, 7b, 8a, 8b, 9a, 9b
Pinus mugo
Swiss Mountain Pine
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Zone: 2a, 2b, 3a, 3b, 4a, 4b, 5a, 5b, 6a, 6b, 7a, 7b, 8a, 8b
Pinus mugo var. pumilio
Dwarf Mugo Pine or Swiss Mountain Pine
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Zone: 2a, 2b, 3a, 3b, 4a, 4b, 5a, 5b, 6a, 6b, 7a, 7b, 8a, 8b, 9a, 9b
Pinus nigra
Austrian Pine
Rating:
1 vote
Zone: 4a, 4b, 5a, 5b, 6a, 6b, 7a, 7b, 8a, 8b
Pinus ponderosa
Ponderosa Pine
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Zone: 3a, 3b, 4a, 4b, 5a, 5b, 6a, 6b, 7a, 7b, 8a, 8b, 9a, 9b
Pinus strobus
Eastern White Pine
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Zone: 4a, 4b, 5a, 5b, 6a, 6b, 7a, 7b, 8a, 8b, 9a, 9b
Pinus sylvestris
Scotch Pine
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Zone: 2a, 2b, 3a, 3b, 4a, 4b, 5a, 5b, 6a, 6b, 7a, 7b, 8a, 8b, 9a, 9b
Pinus thunbergii
Japanese Black Pine
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Zone: 5a, 5b, 6a, 6b, 7a, 7b, 8a, 8b, 9a, 9b
Populus tremuloides
Quaking Aspen
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Zone: 2a, 2b, 3a, 3b, 4a, 4b, 5a, 5b, 6a, 6b, 7a, 7b, 8a, 8b, 9a, 9b