Connecticut 2012 USDA Hardiness Zone Map

View the new 2023 Connecticut Hardiness Zone Map

Zone 5b
-15°F to -10°F
Zone 6a
-10°F to -5°F
Zone 6b
-5°F to 0°F
Zone 7a
0°F to 5°F

Based on the 2012 USDA Hardiness Zone Map, this interactive version covers the state of Connecticut which ranges from USDA Zone 5b to USDA Zone 7a.

2012 USDA Hardiness Zone Maps for Neighboring States and Provinces

  • Massachusetts Interactive USDA 2012 Hardiness Zone Map
  • New York Interactive USDA 2012 Hardiness Zone Map
  • Rhode Island Interactive USDA 2012 Hardiness Zone Map

Related Connecticut Maps:

  • Connecticut 1990 USDA Hardiness Zone Map
  • Connecticut First Frost Date Map
  • Connecticut Last Frost Date Map
  • Map of Connecticut Record High/Low Temperatures
  • Connecticut Interactive Drought Monitor Map
  • Connecticut Drought Index Map
  • Connecticut Ecoregions
  • Connecticut Heat Zones Map

List of 2012 Hardiness Zones for Cities in Connecticut

LocationHardiness Zone
AbingtonZone 6a: -10°F to -5°F
AmstonZone 6a: -10°F to -5°F
AndoverZone 6a: -10°F to -5°F
AnsoniaZone 6b: -5°F to 0°F
AshfordZone 6a: -10°F to -5°F
AvonZone 6a: -10°F to -5°F
BallouvilleZone 6a: -10°F to -5°F
BalticZone 6a: -10°F to -5°F
BantamZone 5b: -15°F to -10°F
BarkhamstedZone 6a: -10°F to -5°F
Beacon FallsZone 6b: -5°F to 0°F
BethanyZone 6b: -5°F to 0°F
BethelZone 6b: -5°F to 0°F
BethlehemZone 6a: -10°F to -5°F
Bethlehem VillageZone 6a: -10°F to -5°F
BloomfieldZone 6a: -10°F to -5°F
Blue HillsZone 6a: -10°F to -5°F
BoltonZone 6a: -10°F to -5°F
BotsfordZone 6b: -5°F to 0°F
BozrahZone 6b: -5°F to 0°F
BranfordZone 7a: 0°F to 5°F
Branford CenterZone 7a: 0°F to 5°F
BridgeportZone 7a: 0°F to 5°F
BridgewaterZone 6a: -10°F to -5°F
BristolZone 6a: -10°F to -5°F
Broad BrookZone 6a: -10°F to -5°F
BrookfieldZone 6a: -10°F to -5°F
BrooklynZone 6a: -10°F to -5°F
BurlingtonZone 6a: -10°F to -5°F
ByramZone 7a: 0°F to 5°F
CanaanZone 5b: -15°F to -10°F
CannondaleZone 6b: -5°F to 0°F
CanterburyZone 6a: -10°F to -5°F
CantonZone 6a: -10°F to -5°F
Canton CenterZone 6a: -10°F to -5°F
Canton ValleyZone 6a: -10°F to -5°F
CenterbrookZone 6b: -5°F to 0°F
Central ManchesterZone 6a: -10°F to -5°F
Central SomersZone 6a: -10°F to -5°F
Central VillageZone 6a: -10°F to -5°F
Central WaterfordZone 6b: -5°F to 0°F
ChaplinZone 6a: -10°F to -5°F
CheshireZone 6b: -5°F to 0°F
Cheshire VillageZone 6b: -5°F to 0°F
ChesterZone 6b: -5°F to 0°F
Chester CenterZone 6b: -5°F to 0°F
ClintonZone 6b: -5°F to 0°F
CobaltZone 6b: -5°F to 0°F
ColchesterZone 6a: -10°F to -5°F
ColebrookZone 5b: -15°F to -10°F
CollinsvilleZone 6a: -10°F to -5°F
ColumbiaZone 6a: -10°F to -5°F
Conning Towers-Nautilus ParkZone 6b: -5°F to 0°F
CornwallZone 5b: -15°F to -10°F
Cornwall BridgeZone 5b: -15°F to -10°F
Cos CobZone 7a: 0°F to 5°F
CoventryZone 6a: -10°F to -5°F
Coventry LakeZone 6a: -10°F to -5°F
CromwellZone 6b: -5°F to 0°F
Crystal LakeZone 6a: -10°F to -5°F
DanburyZone 6b: -5°F to 0°F
DanielsonZone 6a: -10°F to -5°F
DarienZone 7a: 0°F to 5°F
DayvilleZone 6a: -10°F to -5°F
Deep RiverZone 6b: -5°F to 0°F
Deep River CenterZone 6b: -5°F to 0°F
DerbyZone 6b: -5°F to 0°F
DurhamZone 6b: -5°F to 0°F
East BerlinZone 6b: -5°F to 0°F
East BrooklynZone 6a: -10°F to -5°F
East CanaanZone 5b: -15°F to -10°F
East GlastonburyZone 6a: -10°F to -5°F
East GranbyZone 6a: -10°F to -5°F
East HaddamZone 6b: -5°F to 0°F
East HamptonZone 6b: -5°F to 0°F
East HartfordZone 6b: -5°F to 0°F
East HartlandZone 5b: -15°F to -10°F
East HavenZone 7a: 0°F to 5°F
East KillinglyZone 6a: -10°F to -5°F
East LymeZone 6b: -5°F to 0°F
East NorwalkZone 7a: 0°F to 5°F
East WindsorZone 6a: -10°F to -5°F
East Windsor HillZone 6b: -5°F to 0°F
East WoodstockZone 6a: -10°F to -5°F
EastfordZone 6a: -10°F to -5°F
EastonZone 6b: -5°F to 0°F
EllingtonZone 6a: -10°F to -5°F
EnfieldZone 6a: -10°F to -5°F
EssexZone 6b: -5°F to 0°F
Essex VillageZone 6b: -5°F to 0°F
FabyanZone 6a: -10°F to -5°F
FairfieldZone 7a: 0°F to 5°F
Falls VillageZone 5b: -15°F to -10°F
FarmingtonZone 6a: -10°F to -5°F
FenwickZone 7a: 0°F to 5°F
Gales FerryZone 6b: -5°F to 0°F
GaylordsvilleZone 6a: -10°F to -5°F
GeorgetownZone 6b: -5°F to 0°F
GilmanZone 6a: -10°F to -5°F
GlasgoZone 6b: -5°F to 0°F
GlastonburyZone 6b: -5°F to 0°F
Glastonbury CenterZone 6b: -5°F to 0°F
GlenvilleZone 7a: 0°F to 5°F
GoshenZone 5b: -15°F to -10°F
GranbyZone 6a: -10°F to -5°F
Greens FarmsZone 7a: 0°F to 5°F
GreenwichZone 7a: 0°F to 5°F
Grosvenor DaleZone 6a: -10°F to -5°F
GrotonZone 6b: -5°F to 0°F
Groton Long PointZone 6b: -5°F to 0°F
GuilfordZone 7a: 0°F to 5°F
Guilford CenterZone 7a: 0°F to 5°F
HaddamZone 6a: -10°F to -5°F
HadlymeZone 6b: -5°F to 0°F
HamdenZone 6b: -5°F to 0°F
HamptonZone 6a: -10°F to -5°F
HanoverZone 6a: -10°F to -5°F
HartfordZone 6b: -5°F to 0°F
HarwintonZone 5b: -15°F to -10°F
HawleyvilleZone 6b: -5°F to 0°F
HazardvilleZone 6a: -10°F to -5°F
HebronZone 6a: -10°F to -5°F
Heritage VillageZone 6a: -10°F to -5°F
HigganumZone 6b: -5°F to 0°F
IvorytonZone 6b: -5°F to 0°F
Jewett CityZone 6a: -10°F to -5°F
KensingtonZone 6b: -5°F to 0°F
KentZone 6a: -10°F to -5°F
Killingly CenterZone 6a: -10°F to -5°F
KillingworthZone 6b: -5°F to 0°F
Lake PocotopaugZone 6b: -5°F to 0°F
LakesideZone 5b: -15°F to -10°F
LakevilleZone 5b: -15°F to -10°F
LebanonZone 6a: -10°F to -5°F
LedyardZone 6b: -5°F to 0°F
LisbonZone 6a: -10°F to -5°F
LitchfieldZone 5b: -15°F to -10°F
Long HillZone 6b: -5°F to 0°F
MadisonZone 7a: 0°F to 5°F
Madison CenterZone 7a: 0°F to 5°F
ManchesterZone 6a: -10°F to -5°F
Mansfield CenterZone 6a: -10°F to -5°F
Mansfield CityZone 6a: -10°F to -5°F
Mansfield DepotZone 6a: -10°F to -5°F
MarionZone 6b: -5°F to 0°F
MarlboroughZone 6a: -10°F to -5°F
MashantucketZone 6b: -5°F to 0°F
MelroseZone 6a: -10°F to -5°F
MeridenZone 6b: -5°F to 0°F
Middle HaddamZone 6b: -5°F to 0°F
MiddleburyZone 6a: -10°F to -5°F
MiddlefieldZone 6b: -5°F to 0°F
MiddletownZone 6b: -5°F to 0°F
MilfordZone 7a: 0°F to 5°F
MilldaleZone 6b: -5°F to 0°F
Mohawk Mountain Ski AreaZone 5b: -15°F to -10°F
MonroeZone 6b: -5°F to 0°F
MontvilleZone 6b: -5°F to 0°F
MoodusZone 6a: -10°F to -5°F
MoosupZone 6a: -10°F to -5°F
MorrisZone 5b: -15°F to -10°F
MysticZone 6b: -5°F to 0°F
NaugatuckZone 6b: -5°F to 0°F
New BritainZone 6a: -10°F to -5°F
New CanaanZone 6b: -5°F to 0°F
New FairfieldZone 6a: -10°F to -5°F
New HartfordZone 6a: -10°F to -5°F
New Hartford CenterZone 6a: -10°F to -5°F
New HavenZone 7a: 0°F to 5°F
New LondonZone 6b: -5°F to 0°F
New MilfordZone 6a: -10°F to -5°F
New PrestonZone 6a: -10°F to -5°F
NewingtonZone 6b: -5°F to 0°F
NewtownZone 6b: -5°F to 0°F
NianticZone 6b: -5°F to 0°F
NoankZone 6b: -5°F to 0°F
NorfolkZone 5b: -15°F to -10°F
North BranfordZone 7a: 0°F to 5°F
North CantonZone 5b: -15°F to -10°F
North FranklinZone 6a: -10°F to -5°F
North GranbyZone 6a: -10°F to -5°F
North Grosvenor DaleZone 6a: -10°F to -5°F
North HavenZone 6b: -5°F to 0°F
North StamfordZone 6b: -5°F to 0°F
North StoningtonZone 6b: -5°F to 0°F
North WestchesterZone 6a: -10°F to -5°F
North WindhamZone 6a: -10°F to -5°F
NorthfieldZone 5b: -15°F to -10°F
NorthfordZone 6b: -5°F to 0°F
Northwest HarwintonZone 5b: -15°F to -10°F
NorwalkZone 7a: 0°F to 5°F
NorwichZone 6b: -5°F to 0°F
OakdaleZone 6b: -5°F to 0°F
OakvilleZone 6a: -10°F to -5°F
Old GreenwichZone 7a: 0°F to 5°F
Old LymeZone 6b: -5°F to 0°F
Old MysticZone 6b: -5°F to 0°F
Old SaybrookZone 6b: -5°F to 0°F
Old Saybrook CenterZone 6b: -5°F to 0°F
OnecoZone 6a: -10°F to -5°F
OrangeZone 7a: 0°F to 5°F
OxfordZone 6b: -5°F to 0°F
Oxoboxo RiverZone 6b: -5°F to 0°F
PawcatuckZone 7a: 0°F to 5°F
PemberwickZone 7a: 0°F to 5°F
PequabuckZone 6a: -10°F to -5°F
Pine MeadowZone 6a: -10°F to -5°F
PlainfieldZone 6a: -10°F to -5°F
Plainfield VillageZone 6a: -10°F to -5°F
PlainvilleZone 6a: -10°F to -5°F
PlantsvilleZone 6b: -5°F to 0°F
Pleasant ValleyZone 6a: -10°F to -5°F
PlymouthZone 6a: -10°F to -5°F
PomfretZone 6a: -10°F to -5°F
Pomfret CenterZone 6a: -10°F to -5°F
PoquonockZone 6a: -10°F to -5°F
Poquonock BridgeZone 6b: -5°F to 0°F
PortlandZone 6b: -5°F to 0°F
Powder Ridge Ski ResortZone 6b: -5°F to 0°F
PrestonZone 6b: -5°F to 0°F
ProspectZone 6b: -5°F to 0°F
PutnamZone 6a: -10°F to -5°F
Quaker HillZone 6b: -5°F to 0°F
QuinebaugZone 6a: -10°F to -5°F
ReddingZone 6b: -5°F to 0°F
Redding RidgeZone 6b: -5°F to 0°F
RidgefieldZone 6b: -5°F to 0°F
RiversideZone 7a: 0°F to 5°F
RivertonZone 5b: -15°F to -10°F
RockfallZone 6b: -5°F to 0°F
RockvilleZone 6a: -10°F to -5°F
Rocky HillZone 6b: -5°F to 0°F
RogersZone 6a: -10°F to -5°F
RoxburyZone 6a: -10°F to -5°F
SalemZone 6a: -10°F to -5°F
SalisburyZone 5b: -15°F to -10°F
Salmon BrookZone 6a: -10°F to -5°F
Sandy HookZone 6b: -5°F to 0°F
Saybrook ManorZone 7a: 0°F to 5°F
ScotlandZone 6a: -10°F to -5°F
SeymourZone 6b: -5°F to 0°F
SharonZone 5b: -15°F to -10°F
SheltonZone 6b: -5°F to 0°F
ShermanZone 6a: -10°F to -5°F
Sherwood ManorZone 6a: -10°F to -5°F
SimsburyZone 6a: -10°F to -5°F
Simsbury CenterZone 6a: -10°F to -5°F
Ski Sundown Ski AreaZone 6a: -10°F to -5°F
SomersZone 6a: -10°F to -5°F
SomersvilleZone 6a: -10°F to -5°F
South BritainZone 6b: -5°F to 0°F
South CoventryZone 6a: -10°F to -5°F
South GlastonburyZone 6b: -5°F to 0°F
South KentZone 6a: -10°F to -5°F
South LymeZone 6b: -5°F to 0°F
South WillingtonZone 6a: -10°F to -5°F
South WindhamZone 6a: -10°F to -5°F
South WindsorZone 6b: -5°F to 0°F
South WoodstockZone 6a: -10°F to -5°F
SouthburyZone 6b: -5°F to 0°F
SouthingtonZone 6b: -5°F to 0°F
SouthportZone 7a: 0°F to 5°F
Southwood AcresZone 6a: -10°F to -5°F
StaffordZone 6a: -10°F to -5°F
Stafford SpringsZone 6a: -10°F to -5°F
StaffordvilleZone 6a: -10°F to -5°F
StamfordZone 7a: 0°F to 5°F
SterlingZone 6a: -10°F to -5°F
StevensonZone 6b: -5°F to 0°F
StoningtonZone 7a: 0°F to 5°F
StorrsZone 6a: -10°F to -5°F
StratfordZone 7a: 0°F to 5°F
SuffieldZone 6a: -10°F to -5°F
Suffield DepotZone 6a: -10°F to -5°F
TaconicZone 5b: -15°F to -10°F
TaftvilleZone 6b: -5°F to 0°F
TariffvilleZone 6a: -10°F to -5°F
TerramuggusZone 6a: -10°F to -5°F
TerryvilleZone 6a: -10°F to -5°F
ThomastonZone 6a: -10°F to -5°F
ThompsonZone 6a: -10°F to -5°F
ThompsonvilleZone 6a: -10°F to -5°F
TollandZone 6a: -10°F to -5°F
TorringtonZone 5b: -15°F to -10°F
TrumbullZone 6b: -5°F to 0°F
UncasvilleZone 6b: -5°F to 0°F
UnionvilleZone 6a: -10°F to -5°F
Vernon RockvilleZone 6a: -10°F to -5°F
VersaillesZone 6a: -10°F to -5°F
VoluntownZone 6a: -10°F to -5°F
WallingfordZone 6b: -5°F to 0°F
Wallingford CenterZone 6b: -5°F to 0°F
WashingtonZone 6a: -10°F to -5°F
Washington DepotZone 6a: -10°F to -5°F
WaterburyZone 6a: -10°F to -5°F
WaterfordZone 6b: -5°F to 0°F
WatertownZone 6a: -10°F to -5°F
WaureganZone 6a: -10°F to -5°F
WeatogueZone 6a: -10°F to -5°F
West CornwallZone 5b: -15°F to -10°F
West GranbyZone 6a: -10°F to -5°F
West HartfordZone 6b: -5°F to 0°F
West HartlandZone 5b: -15°F to -10°F
West HavenZone 7a: 0°F to 5°F
West MysticZone 6b: -5°F to 0°F
West SimsburyZone 6a: -10°F to -5°F
West SuffieldZone 6a: -10°F to -5°F
West TorringtonZone 5b: -15°F to -10°F
WestbrookZone 6b: -5°F to 0°F
Westbrook CenterZone 7a: 0°F to 5°F
WestonZone 6b: -5°F to 0°F
WestportZone 7a: 0°F to 5°F
WethersfieldZone 6b: -5°F to 0°F
WillimanticZone 6a: -10°F to -5°F
Willington HillZone 6a: -10°F to -5°F
WiltonZone 6b: -5°F to 0°F
Winchester CenterZone 5b: -15°F to -10°F
WindhamZone 6a: -10°F to -5°F
WindsorZone 6b: -5°F to 0°F
Windsor LocksZone 6a: -10°F to -5°F
WinstedZone 5b: -15°F to -10°F
WolcottZone 6a: -10°F to -5°F
WoodbridgeZone 6b: -5°F to 0°F
WoodburyZone 6a: -10°F to -5°F
Woodbury CenterZone 6a: -10°F to -5°F
Woodbury Ski AreaZone 6a: -10°F to -5°F
WoodmontZone 7a: 0°F to 5°F
WoodstockZone 6a: -10°F to -5°F
Woodstock ValleyZone 6a: -10°F to -5°F
YanticZone 6b: -5°F to 0°F
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