Norway maple
Acer platanoides 'Crimson King'
Zones 3-
7
5
USDA Hardiness Zone 5
-20 to -10°F • Cool winter climates
Includes sub-zones: 5a, 5b | Ideal for: cold-hardy perennials, evergreens, conifers | 5442 total plants
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Norway maple
Acer platanoides 'Deborah'
Zones 3-
7
Norway maple
Acer platanoides 'Emerald Maple'
Zones 3-
7
Norway maple
Acer platanoides 'Superform'
Zones 3-
7
Norway spruce
Picea abies 'Little Joe'
Zones 3-
8
Norway spruce
Picea abies 'Acrocona'
Zones 3-
7
Norway spruce
Picea abies 'Little Gem'
Zones 3-
7
Norway spruce
Picea abies 'Maxwellii'
Zones 2-
7
Norway spruce
Picea abies 'Gregoryana'
Zones 3-
7
Norway spruce
Picea abies 'Pendula'
Zones 3-
7
Norway spruce
Picea abies 'Nidiformis'
Zones 3-
7
Norway spruce
Picea abies 'Pumila'
Zones 3-
7
Norway spruce
Picea abies 'Sherwood Compact'
Zones 3-
7
Norway spruce
Picea abies 'Weeping Blue'
Zones 3-
7
Norway spruce
Picea abies 'Formanek'
Zones 3-
7
Norway spruce
Picea abies 'Hillside Upright'
Zones 3-
7
Norway spruce
Picea abies
Zones 2-
7
Oak
Quercus × schuettei
Zones 4-
8
Oak
Quercus × warei 'Long' REGAL PRINCE
Zones 4-
9
Oak
Quercus × leana
Zones 5-
8
Oak
Quercus dalechampii
Zones 5-
8
Oakleaf hydrangea
Hydrangea quercifolia 'Flemygea' SNOW QUEEN
Zones 5-
9
Oakleaf hydrangea
Hydrangea quercifolia 'Brido' SNOW FLAKE
Zones 5-
9
Oakleaf hydrangea
Hydrangea quercifolia 'Alice'
Zones 5-
9
Oakleaf hydrangea
Hydrangea quercifolia 'Pee Wee'
Zones 5-
9
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Oakleaf hydrangea
Hydrangea quercifolia 'Sike's Dwarf'
Zones 5-
9
Oakleaf hydrangea
Hydrangea quercifolia 'Little Honey'
Zones 5-
9
Oakleaf hydrangea
Hydrangea quercifolia 'Ruby Slippers'
Zones 5-
9
Oakleaf hydrangea
Hydrangea quercifolia 'Vaughn's Lillie'
Zones 5-
9
Oakleaf hydrangea
Hydrangea quercifolia
Zones 5-
9
Oakleaf hydrangea
Hydrangea quercifolia 'Queen of Hearts'
Zones 5-
9
Oakleaf hydrangea
Hydrangea quercifolia 'Piihq-i' JETSTREAM
Zones 5-
9
Obedient plant
Physostegia virginiana 'Alba'
Zones 3-
9
Obedient plant
Physostegia virginiana 'Vivid'
Zones 3-
9
Obedient plant
Physostegia virginiana 'Miss Manners'
Zones 3-
9
Obedient plant
Physostegia virginiana 'Crystal Peak White'
Zones 3-
9
Obedient plant
Physostegia angustifolia
Zones 3-
9
Obedient plant
Physostegia virginiana
Zones 3-
9
Obedient plant
Physostegia virginiana 'Pink Manners'
Zones 3-
9
Obedient plant
Physostegia virginiana 'Nicauca' AUTUMN CARNIVAL
Zones 3-
9
Oconee bells
Shortia galacifolia
Zones 5-
7
October daphne
Hylotelephium sieboldii
Zones 3-
9
Odessa bellflower
Campanula glomerata var. Dahurica 'Odessa'
Zones 3-
8
Ohio buckeye
Aesculus glabra
Zones 3-
7
Ohio buckeye
Aesculus glabra 'Nana'
Zones 5-
9
Ohio horsemint
Blephilia ciliata
Zones 4-
8
Ohio spiderwort
Tradescantia ohiensis
Zones 4-
9
Okra
Abelmoschus esculentus 'Baby Bubba'
Zones 2-
10
Okra
Abelmoschus esculentus
Zones 2-
11
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Old field goldenrod
Solidago nemoralis
Zones 3-
9
Onion
Allium cepa
Zones 5-
10
Orange coneflower
Rudbeckia fulgida
Zones 3-
9
Orange daylily
Hemerocallis fulva
Zones 3-
9
Orange stonecrop
Sedum kamtschaticum var. Floriferum 'Weihenstephaner Gold'
Zones 3-
8
Orchid
Galearis spectabilis
Zones 4-
7
Oregano
Origanum vulgare 'Aureum'
Zones 4-
8
Oregano
Origanum vulgare 'Aureum Crispum'
Zones 4-
8
Oregano
Origanum 'Hot and Spicy'
Zones 4-
8
Oregano
Origanum 'Bristol Cross'
Zones 5-
9
Oregano
Origanum vulgare 'Jim Best'
Zones 4-
8
Oregano
Origanum vulgare
Zones 4-
8
Oregano
Origanum 'Drops of Jupiter'
Zones 4-
9
Orienpet lily
Lilium 'American Heritage'
Zones 4-
8
Orienpet lily
Lilium 'American Way'
Zones 4-
8
Orienpet lily
Lilium 'Touching'
Zones 4-
8
Orienpet lily
Lilium ORANIA
Zones 5-
9
Oriental arborvitae
Platycladus orientalis 'Elegantissima'
Zones 5-
9
Oriental arborvitae
Platycladus orientalis 'Collen's Gold'
Zones 5-
9
Oriental fountain grass
Pennisetum orientale 'Karley Rose'
Zones 5-
8
Oriental hornbeam
Carpinus orientalis
Zones 5-
7
Oriental lily
Lilium 'Miss Rio'
Zones 5-
8
Oriental lily
Lilium 'Muscadet'
Zones 5-
9
Oriental lily
Lilium 'Casa Blanca'
Zones 5-
8
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Oriental lily
Lilium 'Black Beauty'
Zones 3-
8
Oriental lily
Lilium 'Miss Lucy'
Zones 5-
8
Oriental lily
Lilium 'Pink Heaven'
Zones 5-
9
Oriental poppy
Papaver orientale 'Patty's Plum'
Zones 3-
7
Oriental poppy
Papaver orientale 'Turkenlouis'
Zones 3-
7
Oriental poppy
Papaver orientale 'Beauty of Livermere'
Zones 3-
7
Oriental spruce
Picea orientalis 'Nigra Compacta'
Zones 4-
7
Oriental spruce
Picea orientalis 'Pendula'
Zones 4-
7
Oriental spruce
Picea orientalis 'Skylands'
Zones 4-
7
Oriental spruce
Picea orientalis 'Bergman's Gem'
Zones 4-
7
Oriental spruce
Picea orientalis 'Compacta'
Zones 4-
7
Oriental spruce
Picea orientalis 'Instar'
Zones 4-
7
Oriental white oak
Quercus aliena
Zones 5-
8
Ornamental cabbage
Brassica oleracea (Ornamental Cabbage and Kale Group)
Zones 2-
11
Ornamental cherry
Prunus serrula
Zones 5-
6
Ornamental onion
Allium 'Globemaster'
Zones 5-
8
Ornamental onion
Allium 'Purple Sensation'
Zones 4-
9
Ornamental onion
Allium thunbergii 'Ozawa'
Zones 4-
9
Ornamental onion
Allium 'Millenium'
Zones 5-
8
Ornamental onion
Allium 'Sugar Melt'
Zones 5-
8
Ornamental onion
Allium giganteum
Zones 5-
8
Ornamental onion
Allium caeruleum
Zones 4-
8
Ornamental onion
Allium karataviense
Zones 4-
8
Ornamental onion
Allium schubertii
Zones 5-
8
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Ornamental onion
Allium 'Serendipity'
Zones 4-
8
Ornamental onion
Allium 'Lavender Bubbles'
Zones 4-
8
Ornamental oregano
Origanum laevigatum 'Herrenhausen'
Zones 5-
9
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See All PlantsBest Plants for Zone 5
USDA Hardiness Zone 5 experiences winter minimum temperatures between -20 to -10°F. This collection includes 5442 plants specifically suited for Zone 5 conditions, including cold-hardy perennials, evergreens, conifers.
Understanding Your Hardiness Zone
The USDA hardiness zone is based on average annual minimum winter temperature. While it's an excellent starting point, also consider your local microclimate, soil conditions, rainfall patterns, and summer heat when selecting plants.