Japanese white pine
Pinus parviflora 'Glauca Nana'
Zones 4-
7
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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Japanese white pine
Pinus parviflora 'Bergman'
Zones 4-
7
Japanese white pine
Pinus parviflora 'Venus'
Zones 5-
7
Japanese white pine
Pinus parviflora (Glauca Group)
Zones 5-
7
Japanese white pine
Pinus parviflora 'Blue Wave'
Zones 5-
7
Japanese white pine
Pinus parviflora
Zones 5-
7
Japanese wisteria
Wisteria floribunda 'Texas Purple'
Zones 5-
9
Japanese witch hazel
Hamamelis japonica 'Arborea'
Zones 5-
8
Japanese witch hazel
Hamamelis japonica var. Obtusata
Zones 5-
8
Japanese witch hazel
Hamamelis japonica
Zones 5-
8
Japanese yew
Taxus cuspidata 'Nana Aurescens'
Zones 4-
7
Japanese yew
Taxus cuspidata 'Capitata'
Zones 4-
7
Japanese yew
Taxus cuspidata 'Monloo' EMERALD SPREADER
Zones 4-
7
Japanese yew
Taxus cuspidata 'Densa'
Zones 4-
7
Japanese yew
Taxus cuspidata 'Bright Gold'
Zones 4-
7
Japanese yew
Taxus cuspidata
Zones 4-
7
Japanese zelkova
Zelkova serrata 'Green Vase'
Zones 5-
8
Japanese zelkova
Zelkova serrata 'Village Green'
Zones 5-
8
Japanese zelkova
Zelkova serrata
Zones 5-
8
Japanese zelkova
Zelkova serrata 'Goblin'
Zones 5-
8
Java-bean
Senna obtusifolia
Zones 5-
10
Jeffrey's pine
Pinus jeffreyi
Zones 5-
7
Jerusalem artichoke
Helianthus tuberosus
Zones 3-
9
Jet bead
Rhodotypos scandens
Zones 4-
8
Jewelweed
Impatiens capensis
Zones 2-
11
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Joe Pye weed
Eutrochium purpureum 'Little Red'
Zones 4-
8
Joe Pye weed
Eutrochium maculatum
Zones 4-
8
Joe Pye weed
Eutrochium purpureum
Zones 4-
9
Joe Pye weed
Eutrochium dubium 'Baby Joe'
Zones 3-
9
Joe Pye weed
Eutrochium dubium 'Little Joe'
Zones 3-
9
Joe Pye weed
Eutrochium maculatum 'Gateway'
Zones 4-
8
Joe Pye weed
Eutrochium maculatum 'Riesenschirm'
Zones 4-
8
Joe Pye weed
Eutrochium 'Phantom'
Zones 4-
8
Joe-pyeweed
Eutrochium fistulosum
Zones 4-
8
Jonquilla daffodil
Narcissus 'Punchline'
Zones 4-
8
Jonquilla daffodil
Narcissus 'Stratosphere'
Zones 4-
8
Jonquilla daffodil
Narcissus 'Chit Chat'
Zones 4-
8
Jonquilla daffodil
Narcissus 'Fruit Cup'
Zones 4-
8
Jonquilla daffodil
Narcissus 'Pipit'
Zones 4-
8
Jonquilla daffodil
Narcissus 'Quail'
Zones 4-
9
Jonquilla daffodil
Narcissus 'Sun Disc'
Zones 4-
9
Jonquilla daffodil
Narcissus 'Sundial'
Zones 5-
9
Jonquilla daffodil
Narcissus 'Pink Angel'
Zones 4-
8
Jonquilla daffodil
Narcissus 'Dainty Miss'
Zones 4-
8
Jonquilla daffodil
Narcissus 'Intrigue'
Zones 3-
8
Joseph's coat
Amaranthus tricolor (vegetable group)
Zones 2-
11
Joshua tree
Yucca brevifolia
Zones 6-
10
Jostaberry
Ribes × nidigrolaria
Zones 3-
8
Judas tree
Cercis siliquastrum
Zones 6-
9
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Judd viburnum
Viburnum × juddii
Zones 4-
8
Junebearing strawberry
Fragaria 'Surecrop'
Zones 4-
8
Junebearing strawberry
Fragaria × ananassa 'Honeoye'
Zones 4-
9
Juneberry
Amelanchier lamarckii
Zones 4-
8
Juniper
Juniperus × pfitzeriana 'Saybrook Gold'
Zones 4-
9
Juniper
Juniperus × pfitzeriana 'Daub's Frosted'
Zones 4-
9
Juniper
Juniperus × pfitzeriana 'Kallay's Compact'
Zones 4-
9
Juniper
Juniperus × pfitzeriana 'Gold Coast'
Zones 4-
9
Juniper
Juniperus × pfitzeriana 'Armstrongii'
Zones 3-
9
Juniper
Juniperus chinensis var. Sargentii
Zones 4-
9
Kale
Brassica oleracea (Acephala Group) 'Redbor'
Zones 2-
11
Kale
Brassica oleracea (Acephala Group)
Zones 2-
11
Kalimeris
Kalimeris yomena 'Aurea'
Zones 5-
8
Kalimeris
Kalimeris yomena 'Shogun'
Zones 5-
8
Kalimeris
Kalimeris incisa 'Blue Star'
Zones 5-
9
Kalimeris
Kalimeris pinnatifida 'Hortensis'
Zones 4-
8
Kalm's St. John's wort
Hypericum kalmianum 'Ames'
Zones 4-
7
Kalm's St. John's wort
Hypericum kalmianum
Zones 4-
7
Kankakee mallow
Iliamna remota
Zones 5-
6
Katsura tree
Cercidiphyllum japonicum 'Rotfuchs' RED FOX
Zones 4-
8
Katsura tree
Cercidiphyllum japonicum 'Pendulum'
Zones 4-
8
Katsura tree
Cercidiphyllum japonicum
Zones 4-
8
Kaufmanniana tulip
Tulipa 'Ancilla'
Zones 3-
8
Kenilworth ivy
Cymbalaria muralis
Zones 5-
8
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Kentucky bluegrass
Poa pratensis (group)
Zones 3-
7
Kentucky coffee tree
Gymnocladus dioicus
Zones 3-
8
Kermes oak
Quercus coccifera
Zones 6-
8
King's spear
Asphodeline lutea
Zones 6-
9
Kirengeshoma
Kirengeshoma koreana
Zones 5-
8
Knapweed
Centaurea dealbata
Zones 4-
8
Knautia
Knautia macedonica
Zones 5-
9
Knautia
Knautia macedonica 'Mars Midget'
Zones 5-
8
Knotweed
Persicaria microcephala 'Red Dragon'
Zones 6-
8
Knotweed
Persicaria polymorpha
Zones 4-
9
Knotweed
Persicaria 'Painter's Palette'
Zones 4-
8
Knotweed
Persicaria virginiana (Variegata Group)
Zones 5-
8
Knotweed
Persicaria virginiana
Zones 4-
8
Kobus magnolia
Magnolia 'Legacy'
Zones 5-
9
Kobus magnolia
Magnolia kobus
Zones 5-
8
Koehne holly
Ilex × koehneana 'San Jose'
Zones 6-
9
Kohlrabi
Brassica oleracea (Gongylodes Group)
Zones 2-
11
Kordesii rose
Rosa 'Champlain'
Zones 3-
8
Kordesii rose
Rosa DORTMUND
Zones 5-
9
Kordesii rose
Rosa 'William Baffin'
Zones 3-
9
Korean arborvitae
Thuja koraiensis
Zones 5-
8
Korean azalea
Rhododendron yedoense var. Poukhanense
Zones 4-
9
Korean boxwood
Buxus sinica var. Insularis
Zones 4-
9
Korean boxwood
Buxus sinica var. Insularis 'Wintergreen'
Zones 4-
9
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Korean fir
Abies koreana 'Silberlocke'
Zones 5-
7
Korean fir
Abies koreana
Zones 5-
7
Korean maple
Acer pseudosieboldianum
Zones 4-
8
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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.