Blue cohosh
Caulophyllum thalictroides
- USDA zones
- 3–8
- Light
- Part shade to full shade
- Water
- Medium
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
Zone 6 quick answer
What grows in USDA Zone 6?
Plants rated for Zone 6 are expected to tolerate average annual extreme winter lows in the -10 to 0°F range. This collection contains 5960 matching plant profiles, including perennials, shrubs, ornamental trees.
A zone rating is only the first check. Compare sun, soil, moisture, summer heat, wind, and your garden's microclimate before choosing a plant.
Narrow the Zone 6 list for your garden
Browse all 5960 plants for this zone with advanced filtering options. Search by plant type, sun exposure, water needs, and more.
Explore All Plants
Blue elder
Sambucus nigra subsp. Cerulea
- USDA zones
- 4–9
- Light
- Full sun to part shade
- Water
- Medium to wet
Blue false indigo
Baptisia australis
- USDA zones
- 3–9
- Light
- Full sun to part shade
- Water
- Dry to medium
Blue false indigo
Baptisia australis var. Minor
- USDA zones
- 3–8
- Light
- Full sun to part shade
- Water
- Dry to medium
Blue fescue
Festuca glauca 'Elijah Blue'
- USDA zones
- 4–8
- Light
- Full sun
- Water
- Dry to medium
Blue fescue
Festuca glauca 'Boulder Blue'
- USDA zones
- 4–9
- Light
- Full sun
- Water
- Dry to medium
Blue fescue
Festuca glauca
- USDA zones
- 4–8
- Light
- Full sun
- Water
- Dry to medium
Blue fescue
Festuca glauca 'Casca11' BEYOND BLUE
- USDA zones
- 4–9
- Light
- Full sun
- Water
- Dry to medium
Blue flag
Iris versicolor 'Whodunit'
- USDA zones
- 3–7
- Light
- Full sun to part shade
- Water
- Medium to wet
Blue flag
Iris versicolor
- USDA zones
- 3–9
- Light
- Full sun to part shade
- Water
- Medium to wet
Blue globe thistle
Echinops bannaticus 'Blue Glow'
- USDA zones
- 3–8
- Light
- Full sun
- Water
- Medium
Blue grama
Bouteloua gracilis
- USDA zones
- 3–10
- Light
- Full sun
- Water
- Dry to medium
Blue grama
Bouteloua gracilis 'Hachita'
- USDA zones
- 3–10
- Light
- Full sun
- Water
- Dry to medium
Blue grama
Bouteloua gracilis 'Blonde Ambition'
- USDA zones
- 3–10
- Light
- Full sun
- Water
- Dry to medium
Blue green sedge
Carex flacca
- USDA zones
- 4–9
- Light
- Full sun to part shade
- Water
- Medium to wet
Blue holly
Ilex × meserveae BLUE PRINCESS
- USDA zones
- 4–7
- Light
- Full sun to part shade
- Water
- Medium
Blue holly
Ilex × meserveae BLUE PRINCE
- USDA zones
- 4–7
- Light
- Full sun to part shade
- Water
- Medium
Blue iris
Iris spuria
- USDA zones
- 5–9
- Light
- Full sun
- Water
- Medium
Blue jasmine
Clematis crispa
- USDA zones
- 6–9
- Light
- Full sun to part shade
- Water
- Medium to wet
Blue mistflower
Conoclinium coelestinum
- USDA zones
- 5–10
- Light
- Full sun to part shade
- Water
- Medium
Blue moor grass
Sesleria caerulea
- USDA zones
- 5–8
- Light
- Full sun to part shade
- Water
- Medium
Blue oat grass
Helictotrichon sempervirens
- USDA zones
- 4–8
- Light
- Full sun
- Water
- Dry to medium
Blue sage
Salvia azurea
- USDA zones
- 5–9
- Light
- Full sun
- Water
- Dry to medium
Blue sage
Salvia azurea 'Nekan'
- USDA zones
- 4–9
- Light
- Full sun
- Water
- Dry to medium
Blue sage
Salvia azurea var. Grandiflora
- USDA zones
- 5–9
- Light
- Full sun
- Water
- Dry to medium
Blue sedge
Carex flacca 'Blue Zinger'
- USDA zones
- 5–9
- Light
- Part shade to full shade
- Water
- Medium to wet
Blue star
Amsonia 'Blue Ice'
- USDA zones
- 4–9
- Light
- Full sun to part shade
- Water
- Medium
Blue star
Amsonia tabernaemontana 'Montana'
- USDA zones
- 4–9
- Light
- Full sun to part shade
- Water
- Medium
Blue star
Amsonia ciliata
- USDA zones
- 5–9
- Light
- Full sun to part shade
- Water
- Medium
Blue star
Amsonia hubrichtii
- USDA zones
- 5–8
- Light
- Full sun to part shade
- Water
- Medium
Blue star
Amsonia tabernaemontana
- USDA zones
- 3–9
- Light
- Full sun to part shade
- Water
- Medium
Blue star
Amsonia tabernaemontana var. Salicifolia
- USDA zones
- 3–9
- Light
- Full sun to part shade
- Water
- Medium
Blue star
Amsonia ciliata var. Filifolia
- USDA zones
- 5–9
- Light
- Full sun to part shade
- Water
- Medium
Blue star
Amsonia ciliata 'Halfway to Arkansas'
- USDA zones
- 5–9
- Light
- Full sun to part shade
- Water
- Medium
Blue star
Amsonia 'Midway to Montana'
- USDA zones
- 4–9
- Light
- Full sun to part shade
- Water
- Medium
Blue star
Amsonia tabernaemontana 'Storm Cloud'
- USDA zones
- 3–9
- Light
- Full sun to part shade
- Water
- Medium
Blue star
Amsonia 'Starstruck'
- USDA zones
- 4–9
- Light
- Full sun to part shade
- Water
- Medium
Blue stem goldenrod
Solidago caesia
- USDA zones
- 4–8
- Light
- Full sun to part shade
- Water
- Dry to medium
Blue waxweed
Cuphea viscosissima
- USDA zones
- 6–9
- Light
- Full sun
- Water
- Medium
Blue wood sedge
Carex flaccosperma
- USDA zones
- 5–8
- Light
- Part shade to full shade
- Water
- Medium to wet
Blue-eyed grass
Sisyrinchium angustifolium 'Lucerne'
- USDA zones
- 4–8
- Light
- Full sun to part shade
- Water
- Medium
Blue-eyed grass
Sisyrinchium angustifolium
- USDA zones
- 4–9
- Light
- Full sun to part shade
- Water
- Medium
Blue-eyed grass
Sisyrinchium angustifolium SASSY GRASS
- USDA zones
- 4–9
- Light
- Full sun to part shade
- Water
- Medium
Blue-eyed Mary
Collinsia verna
- USDA zones
- 2–11
- Light
- Part shade
- Water
- Medium
Bluebeard
Caryopteris × clandonensis 'Blue Mist'
- USDA zones
- 5–8
- Light
- Full sun
- Water
- Medium
Bluebeard
Caryopteris × clandonensis 'Dark Knight'
- USDA zones
- 5–9
- Light
- Full sun
- Water
- Medium
Bluebeard
Caryopteris × clandonensis 'Longwood Blue'
- USDA zones
- 5–9
- Light
- Full sun
- Water
- Medium
Bluebeard
Caryopteris × clandonensis 'Worcester Gold'
- USDA zones
- 5–9
- Light
- Full sun
- Water
- Medium
Bluebeard
Caryopteris divaricata 'Snow Fairy'
- USDA zones
- 6–9
- Light
- Full sun
- Water
- Medium
Bluebeard
Caryopteris × clandonensis 'Heavenly Blue'
- USDA zones
- 5–9
- Light
- Full sun
- Water
- Medium
Bluebeard
Caryopteris × clandonensis 'Arthur Simmonds'
- USDA zones
- 5–9
- Light
- Full sun
- Water
- Medium
Bluebeard
Caryopteris incana 'Jason' SUNSHINE BLUE
- USDA zones
- 5–9
- Light
- Full sun
- Water
- Medium
Bluebeard
Caryopteris × clandonensis 'Summer Sorbet'
- USDA zones
- 5–8
- Light
- Full sun
- Water
- Medium
Bluebeard
Caryopteris × clandonensis 'Minibleu' PETIT BLEU
- USDA zones
- 5–9
- Light
- Full sun
- Water
- Medium
Bluebeard
Caryopteris × clandonensis 'Lisaura' HINT OF GOLD
- USDA zones
- 5–9
- Light
- Full sun
- Water
- Medium
Bluebeard
Caryopteris × clandonensis 'Lissilv' STERLING SILVER
- USDA zones
- 5–9
- Light
- Full sun
- Water
- Medium
Bluebeard
Caryopteris × clandonensis 'Blauer Splatz' SAPPHIRE SURF
- USDA zones
- 5–9
- Light
- Full sun
- Water
- Medium
Bluebell
Campanula rotundifolia
- USDA zones
- 3–6
- Light
- Full sun to part shade
- Water
- Medium
Blueberry
Vaccinium 'Pink Lemonade'
- USDA zones
- 4–9
- Light
- Full sun to part shade
- Water
- Medium to wet
Blueberry
Vaccinium 'Northblue'
- USDA zones
- 3–7
- Light
- Full sun to part shade
- Water
- Medium to wet
Bluestem
Andropogon capillipes 'Valdosta Blue'
- USDA zones
- 6–10
- Light
- Full sun to part shade
- Water
- Medium to wet
Blunt mountainmint
Pycnanthemum muticum
- USDA zones
- 4–8
- Light
- Full sun to part shade
- Water
- Medium
Blunt-lobed woodsia
Woodsia obtusa subsp. Obtusa
- USDA zones
- 4–8
- Light
- Part shade to full shade
- Water
- Medium
Bog bean
Menyanthes trifoliata
- USDA zones
- 3–10
- Light
- Full sun to part shade
- Water
- Wet
Bog spurge
Euphorbia palustris
- USDA zones
- 5–10
- Light
- Full sun to part shade
- Water
- Medium to wet
Borage
Borago officinalis
- USDA zones
- 2–11
- Light
- Full sun to part shade
- Water
- Dry to medium
Border bearded iris
Iris 'Rielle'
- USDA zones
- 3–10
- Light
- Full sun
- Water
- Medium
Border carnation
Dianthus 'Pixie'
- USDA zones
- 3–8
- Light
- Full sun
- Water
- Medium
Border forsythia
Forsythia × intermedia 'Arnold Giant'
- USDA zones
- 5–8
- Light
- Full sun to part shade
- Water
- Medium
Border forsythia
Forsythia × intermedia 'Beatrix Farrand'
- USDA zones
- 5–8
- Light
- Full sun to part shade
- Water
- Medium
Border forsythia
Forsythia × intermedia 'Sunrise'
- USDA zones
- 5–8
- Light
- Full sun to part shade
- Water
- Medium
Border forsythia
Forsythia × intermedia 'Courdijau' GOLDEN PEEP
- USDA zones
- 5–8
- Light
- Full sun to part shade
- Water
- Medium
Border forsythia
Forsythia × intermedia 'Variegata'
- USDA zones
- 5–8
- Light
- Full sun to part shade
- Water
- Medium
Border forsythia
Forsythia × intermedia 'Flojor' MINIGOLD
- USDA zones
- 5–8
- Light
- Full sun to part shade
- Water
- Medium
Border forsythia
Forsythia × intermedia 'Mindor' SHOW OFF
- USDA zones
- 5–8
- Light
- Full sun to part shade
- Water
- Medium
Border forsythia
Forsythia × intermedia 'Lynwood Variety'
- USDA zones
- 5–8
- Light
- Full sun to part shade
- Water
- Medium
Border forsythia
Forsythia × intermedia 'Kolgold' MAGICAL GOLD
- USDA zones
- 5–8
- Light
- Full sun to part shade
- Water
- Medium
Border privet
Ligustrum obtusifolium
- USDA zones
- 3–7
- Light
- Full sun to part shade
- Water
- Dry to medium
Bosnian pine
Pinus heldreichii
- USDA zones
- 3–8
- Light
- Full sun
- Water
- Medium
Boston ivy
Parthenocissus tricuspidata 'Lowii'
- USDA zones
- 3–9
- Light
- Full sun to part shade
- Water
- Dry to medium
Boston ivy
Parthenocissus tricuspidata 'Veitchii'
- USDA zones
- 4–8
- Light
- Full sun to part shade
- Water
- Dry to medium
Boston ivy
Parthenocissus tricuspidata 'Fenway Park'
- USDA zones
- 4–8
- Light
- Full sun to part shade
- Water
- Dry to medium
Boston ivy
Parthenocissus tricuspidata
- USDA zones
- 4–8
- Light
- Full sun to part shade
- Water
- Dry to medium
Bottle gourd
Lagenaria siceraria
- USDA zones
- 2–11
- Light
- Full sun
- Water
- Medium
Bottlebrush buckeye
Aesculus parviflora var. Serotina
- USDA zones
- 4–8
- Light
- Part shade to full shade
- Water
- Medium
Bottlebrush buckeye
Aesculus parviflora var. Serotina 'Rogers'
- USDA zones
- 4–8
- Light
- Part shade to full shade
- Water
- Medium
Bottlebrush buckeye
Aesculus parviflora
- USDA zones
- 4–8
- Light
- Part shade to full shade
- Water
- Medium
Bottlebrush grass
Elymus hystrix
- USDA zones
- 5–9
- Light
- Full sun to part shade
- Water
- Dry to medium
Bourbon rose
Rosa 'Zéphirine Drouhin'
- USDA zones
- 5–9
- Light
- Full sun
- Water
- Medium
Bowles' golden sedge
Carex elata 'Aurea'
- USDA zones
- 5–9
- Light
- Part shade to full shade
- Water
- Medium to wet
Boxelder
Acer negundo 'Flamingo'
- USDA zones
- 3–9
- Light
- Full sun to part shade
- Water
- Medium to wet
Boxelder
Acer negundo
- USDA zones
- 2–10
- Light
- Full sun
- Water
- Medium to wet
Boxwood
Buxus microphylla 'Peergold' GOLDEN DREAM
- USDA zones
- 6–9
- Light
- Full sun to part shade
- Water
- Medium
Boxwood
Buxus microphylla 'Apple Green'
- USDA zones
- 6–9
- Light
- Full sun to part shade
- Water
- Medium
Boxwood
Buxus microphylla 'Compacta'
- USDA zones
- 6–9
- Light
- Full sun to part shade
- Water
- Medium
Boxwood
Buxus microphylla 'Curly Locks'
- USDA zones
- 6–9
- Light
- Full sun to part shade
- Water
- Medium
Boxwood
Buxus microphylla 'Green Pillow'
- USDA zones
- 6–9
- Light
- Full sun to part shade
- Water
- Medium
Boxwood
Buxus microphylla 'John Baldwin'
- USDA zones
- 6–9
- Light
- Full sun to part shade
- Water
- Medium
Boxwood
Buxus sempervirens 'Aurea Pendula'
- USDA zones
- 6–9
- Light
- Full sun to part shade
- Water
- Medium
Boxwood
Buxus sempervirens 'Dee Runk'
- USDA zones
- 6–8
- Light
- Full sun to part shade
- Water
- Medium
Want to see more?
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.