Connecticut USDA Hardiness Zone Map

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

Based on the 1990 USDA Hardiness Zone Map, this interactive version covers the state of Connecticut which ranges from USDA Zone 5b to USDA Zone 6b.

1990 USDA Hardiness Zone Maps for Neighboring States and Provinces

  • Massachusetts Interactive USDA 1990 Hardiness Zone Map
  • New York Interactive USDA 1990 Hardiness Zone Map
  • Rhode Island Interactive USDA 1990 Hardiness Zone Map

Related Connecticut Maps:

  • Connecticut 2012 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 1990 Hardiness Zones for Cities in Connecticut

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