Citron daylily
Hemerocallis citrina
Zones 3-
9
6
USDA Hardiness Zone 6
-10 to 0°F • Moderate winter climates
Includes sub-zones: 6a, 6b | Ideal for: perennials, shrubs, ornamental trees | 5960 total plants
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Clary sage
Salvia sclarea
Zones 5-
9
Clasping coneflower
Dracopis amplexicaulis
Zones 2-
11
Clematis
Clematis 'Belle of Woking'
Zones 4-
9
Clematis
Clematis 'Comtesse de Bouchaud'
Zones 4-
9
Clematis
Clematis 'Etoile Violette'
Zones 4-
8
Clematis
Clematis 'Fireworks'
Zones 4-
8
Clematis
Clematis 'General Sikorski'
Zones 4-
9
Clematis
Clematis 'Hagley Hybrid'
Zones 4-
8
Clematis
Clematis 'Henryi'
Zones 4-
8
Clematis
Clematis 'Rouge Cardinal'
Zones 4-
8
Clematis
Clematis 'Silver Moon'
Zones 4-
9
Clematis
Clematis 'Nelly Moser'
Zones 4-
8
Clematis
Clematis 'Snow Queen'
Zones 4-
8
Clematis
Clematis 'Ville de Lyon'
Zones 4-
9
Clematis
Clematis 'Will Goodwin'
Zones 4-
8
Clematis
Clematis recta 'Purpurea'
Zones 3-
9
Clematis
Clematis × durandii
Zones 5-
9
Clematis
Clematis 'Paul Farges' SUMMER SNOW
Zones 5-
9
Clematis
Clematis × jouiniana
Zones 4-
8
Clematis
Clematis 'Madame Julia Correvon'
Zones 4-
9
Clematis
Clematis 'Evijohill' JOSEPHINE
Zones 4-
9
Clematis
Clematis 'Duchess of Albany'
Zones 4-
8
Clematis
Clematis 'Betty Corning'
Zones 4-
9
Clematis
Clematis 'Jackmanii'
Zones 4-
8
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Clematis
Clematis 'Golden Cross'
Zones 4-
9
Clematis
Clematis florida var. Sieboldiana
Zones 6-
9
Clematis
Clematis × triternata 'Rubromarginata'
Zones 5-
8
Clematis
Clematis 'Fair Rosamond'
Zones 4-
9
Clematis
Clematis 'Jackmanii Superba'
Zones 4-
8
Clematis
Clematis 'The President'
Zones 4-
8
Clematis
Clematis 'Evipo038' CRYSTAL FOUNTAIN
Zones 4-
8
Clematis
Clematis 'Princess Diana'
Zones 4-
8
Clematis
Clematis 'Andromeda'
Zones 4-
8
Clematis
Clematis 'Evipo018' BOURBON
Zones 4-
8
Clematis
Clematis 'Candida'
Zones 4-
8
Clematis
Clematis tubulosa
Zones 3-
8
Clematis
Clematis pitcheri
Zones 5-
9
Clematis
Clematis heracleifolia
Zones 3-
8
Clematis
Clematis 'Evipo032' GALORE
Zones 4-
9
Clematis
Clematis 'Cleminov 51' SAPPHIRE INDIGO
Zones 4-
9
Clematis
Clematis 'Evipo030' BIJOU
Zones 4-
8
Clematis
Clematis 'Diamond Ball'
Zones 4-
9
Clematis
Clematis 'Rooguchi'
Zones 4-
8
Clematis
Clematis 'Vanso' BLUE LIGHT
Zones 4-
8
Clematis
Clematis 'Zocoro' SPARKY PINK
Zones 5-
8
Climbing hydrangea
Hydrangea anomala subsp. Petiolaris 'Miranda'
Zones 4-
8
Climbing hydrangea
Hydrangea anomala
Zones 5-
8
Climbing hydrangea
Hydrangea anomala subsp. Petiolaris
Zones 4-
8
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Climbing hydrangea
Hydrangea barbara
Zones 6-
8
Climbing milkweed
Matelea decipiens
Zones 6-
8
Climbing miniature rose
Rosa 'Jeanne Lajoie'
Zones 5-
8
Climbing polyantha rose
Rosa 'Climbing Mademoiselle Cécile Brünner'
Zones 4-
8
Climbing tea rose
Rosa 'Sombreuil'
Zones 6-
9
Clinton's wood fern
Dryopteris clintoniana
Zones 3-
8
Closed gentian
Gentiana andrewsii
Zones 3-
7
Clove currant
Ribes odoratum 'Crandall'
Zones 4-
8
Clove currant
Ribes odoratum
Zones 4-
8
Clustered bellflower
Campanula glomerata var. Alba
Zones 4-
8
Clustered bellflower
Campanula glomerata 'Caroline'
Zones 3-
8
Clustered bellflower
Campanula glomerata
Zones 3-
8
Clustered bellflower
Campanula glomerata 'Church Bells'
Zones 5-
8
Clustered field sedge
Carex praegracilis
Zones 4-
8
Coastal doghobble
Leucothoe axillaris
Zones 6-
9
Coastal serviceberry
Amelanchier obovalis
Zones 5-
8
Coastal wallflower
Erysimum capitatum
Zones 3-
7
Cocculus
Cocculus orbiculatus
Zones 6-
10
Cockscomb
Celosia argentea var. Cristata (Cristata Group)
Zones 2-
11
Cockscomb
Celosia argentea (Cristata Group) 'Tornado Red'
Zones 2-
11
Cockspur thorn
Crataegus crus-galli (thornless form)
Zones 3-
7
Cockspur thorn
Crataegus 'Vaughn'
Zones 4-
7
Cockspur thorn
Crataegus crus-galli
Zones 3-
7
Cockspur thorn
Crataegus crus-galli 'Cruzam' CRUSADER
Zones 3-
7
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Cogon grass
Imperata cylindrica
Zones 5-
9
Colewort
Crambe cordifolia
Zones 5-
8
Colorado spruce
Picea pungens 'Bacheri'
Zones 3-
8
Colorado spruce
Picea pungens 'Fat Albert'
Zones 3-
7
Colorado spruce
Picea pungens 'Pendula'
Zones 3-
7
Colorado spruce
Picea pungens 'Walnut Glen'
Zones 3-
7
Colorado spruce
Picea pungens 'Hoopsii'
Zones 2-
7
Colorado spruce
Picea pungens 'Corbet'
Zones 3-
7
Colorado spruce
Picea pungens 'Glauca Prostrata'
Zones 3-
7
Colorado spruce
Picea pungens 'Thuem'
Zones 3-
7
Colorado spruce
Picea pungens 'Foxtail'
Zones 3-
7
Colorado spruce
Picea pungens 'Montgomery'
Zones 3-
7
Colorado spruce
Picea pungens 'Colonial Gold'
Zones 3-
7
Colorado spruce
Picea pungens 'Glauca Globosa'
Zones 2-
7
Colorado spruce
Picea pungens 'Baby Blueeyes'
Zones 3-
7
Colorado spruce
Picea pungens
Zones 2-
7
Columbine
Aquilegia canadensis 'Corbett'
Zones 3-
8
Columbine
Aquilegia chrysantha 'Yellow Queen'
Zones 3-
9
Columbine
Aquilegia 'Dove'
Zones 3-
9
Columbine
Aquilegia 'Red Hobbit'
Zones 3-
8
Columbine
Aquilegia viridiflora 'Chocolate Soldier'
Zones 3-
8
Columbine
Aquilegia vulgaris 'William Guiness'
Zones 3-
8
Columbine
Aquilegia caerulea 'Rotstern'
Zones 3-
8
Columbine
Aquilegia 'Spezialrasse'
Zones 4-
8
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Columbine
Aquilegia 'Winky Blue and White'
Zones 3-
8
Columbine
Aquilegia canadensis 'Little Lanterns'
Zones 3-
8
Columbine
Aquilegia vulgaris (Grandmother's Garden Group)
Zones 3-
8
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View all 5960 plants for Zone 6 with advanced filtering options. Search by plant type, sun exposure, water needs, and more.
See All PlantsBest Plants for Zone 6
USDA Hardiness Zone 6 experiences winter minimum temperatures between -10 to 0°F. This collection includes 5960 plants specifically suited for Zone 6 conditions, including perennials, shrubs, ornamental trees.
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.