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
Related Connecticut Maps:
List of 2012 Hardiness Zones for Cities in Connecticut
| Location | Hardiness Zone |
|---|---|
| Abington | Zone 6a: -10°F to -5°F |
| Amston | Zone 6a: -10°F to -5°F |
| Andover | Zone 6a: -10°F to -5°F |
| Ansonia | Zone 6b: -5°F to 0°F |
| Ashford | Zone 6a: -10°F to -5°F |
| Avon | Zone 6a: -10°F to -5°F |
| Ballouville | Zone 6a: -10°F to -5°F |
| Baltic | Zone 6a: -10°F to -5°F |
| Bantam | Zone 5b: -15°F to -10°F |
| Barkhamsted | Zone 6a: -10°F to -5°F |
| Beacon Falls | Zone 6b: -5°F to 0°F |
| Bethany | Zone 6b: -5°F to 0°F |
| Bethel | Zone 6b: -5°F to 0°F |
| Bethlehem | Zone 6a: -10°F to -5°F |
| Bethlehem Village | Zone 6a: -10°F to -5°F |
| Bloomfield | Zone 6a: -10°F to -5°F |
| Blue Hills | Zone 6a: -10°F to -5°F |
| Bolton | Zone 6a: -10°F to -5°F |
| Botsford | Zone 6b: -5°F to 0°F |
| Bozrah | Zone 6b: -5°F to 0°F |
| Branford | Zone 7a: 0°F to 5°F |
| Branford Center | Zone 7a: 0°F to 5°F |
| Bridgeport | Zone 7a: 0°F to 5°F |
| Bridgewater | Zone 6a: -10°F to -5°F |
| Bristol | Zone 6a: -10°F to -5°F |
| Broad Brook | Zone 6a: -10°F to -5°F |
| Brookfield | Zone 6a: -10°F to -5°F |
| Brooklyn | Zone 6a: -10°F to -5°F |
| Burlington | Zone 6a: -10°F to -5°F |
| Byram | Zone 7a: 0°F to 5°F |
| Canaan | Zone 5b: -15°F to -10°F |
| Cannondale | Zone 6b: -5°F to 0°F |
| Canterbury | Zone 6a: -10°F to -5°F |
| Canton | Zone 6a: -10°F to -5°F |
| Canton Center | Zone 6a: -10°F to -5°F |
| Canton Valley | Zone 6a: -10°F to -5°F |
| Centerbrook | Zone 6b: -5°F to 0°F |
| Central Manchester | Zone 6a: -10°F to -5°F |
| Central Somers | Zone 6a: -10°F to -5°F |
| Central Village | Zone 6a: -10°F to -5°F |
| Central Waterford | Zone 6b: -5°F to 0°F |
| Chaplin | Zone 6a: -10°F to -5°F |
| Cheshire | Zone 6b: -5°F to 0°F |
| Cheshire Village | Zone 6b: -5°F to 0°F |
| Chester | Zone 6b: -5°F to 0°F |
| Chester Center | Zone 6b: -5°F to 0°F |
| Clinton | Zone 6b: -5°F to 0°F |
| Cobalt | Zone 6b: -5°F to 0°F |
| Colchester | Zone 6a: -10°F to -5°F |
| Colebrook | Zone 5b: -15°F to -10°F |
| Collinsville | Zone 6a: -10°F to -5°F |
| Columbia | Zone 6a: -10°F to -5°F |
| Conning Towers-Nautilus Park | Zone 6b: -5°F to 0°F |
| Cornwall | Zone 5b: -15°F to -10°F |
| Cornwall Bridge | Zone 5b: -15°F to -10°F |
| Cos Cob | Zone 7a: 0°F to 5°F |
| Coventry | Zone 6a: -10°F to -5°F |
| Coventry Lake | Zone 6a: -10°F to -5°F |
| Cromwell | Zone 6b: -5°F to 0°F |
| Crystal Lake | Zone 6a: -10°F to -5°F |
| Danbury | Zone 6b: -5°F to 0°F |
| Danielson | Zone 6a: -10°F to -5°F |
| Darien | Zone 7a: 0°F to 5°F |
| Dayville | Zone 6a: -10°F to -5°F |
| Deep River | Zone 6b: -5°F to 0°F |
| Deep River Center | Zone 6b: -5°F to 0°F |
| Derby | Zone 6b: -5°F to 0°F |
| Durham | Zone 6b: -5°F to 0°F |
| East Berlin | Zone 6b: -5°F to 0°F |
| East Brooklyn | Zone 6a: -10°F to -5°F |
| East Canaan | Zone 5b: -15°F to -10°F |
| East Glastonbury | Zone 6a: -10°F to -5°F |
| East Granby | Zone 6a: -10°F to -5°F |
| East Haddam | Zone 6b: -5°F to 0°F |
| East Hampton | Zone 6b: -5°F to 0°F |
| East Hartford | Zone 6b: -5°F to 0°F |
| East Hartland | Zone 5b: -15°F to -10°F |
| East Haven | Zone 7a: 0°F to 5°F |
| East Killingly | Zone 6a: -10°F to -5°F |
| East Lyme | Zone 6b: -5°F to 0°F |
| East Norwalk | Zone 7a: 0°F to 5°F |
| East Windsor | Zone 6a: -10°F to -5°F |
| East Windsor Hill | Zone 6b: -5°F to 0°F |
| East Woodstock | Zone 6a: -10°F to -5°F |
| Eastford | Zone 6a: -10°F to -5°F |
| Easton | Zone 6b: -5°F to 0°F |
| Ellington | Zone 6a: -10°F to -5°F |
| Enfield | Zone 6a: -10°F to -5°F |
| Essex | Zone 6b: -5°F to 0°F |
| Essex Village | Zone 6b: -5°F to 0°F |
| Fabyan | Zone 6a: -10°F to -5°F |
| Fairfield | Zone 7a: 0°F to 5°F |
| Falls Village | Zone 5b: -15°F to -10°F |
| Farmington | Zone 6a: -10°F to -5°F |
| Fenwick | Zone 7a: 0°F to 5°F |
| Gales Ferry | Zone 6b: -5°F to 0°F |
| Gaylordsville | Zone 6a: -10°F to -5°F |
| Georgetown | Zone 6b: -5°F to 0°F |
| Gilman | Zone 6a: -10°F to -5°F |
| Glasgo | Zone 6b: -5°F to 0°F |
| Glastonbury | Zone 6b: -5°F to 0°F |
| Glastonbury Center | Zone 6b: -5°F to 0°F |
| Glenville | Zone 7a: 0°F to 5°F |
| Goshen | Zone 5b: -15°F to -10°F |
| Granby | Zone 6a: -10°F to -5°F |
| Greens Farms | Zone 7a: 0°F to 5°F |
| Greenwich | Zone 7a: 0°F to 5°F |
| Grosvenor Dale | Zone 6a: -10°F to -5°F |
| Groton | Zone 6b: -5°F to 0°F |
| Groton Long Point | Zone 6b: -5°F to 0°F |
| Guilford | Zone 7a: 0°F to 5°F |
| Guilford Center | Zone 7a: 0°F to 5°F |
| Haddam | Zone 6a: -10°F to -5°F |
| Hadlyme | Zone 6b: -5°F to 0°F |
| Hamden | Zone 6b: -5°F to 0°F |
| Hampton | Zone 6a: -10°F to -5°F |
| Hanover | Zone 6a: -10°F to -5°F |
| Hartford | Zone 6b: -5°F to 0°F |
| Harwinton | Zone 5b: -15°F to -10°F |
| Hawleyville | Zone 6b: -5°F to 0°F |
| Hazardville | Zone 6a: -10°F to -5°F |
| Hebron | Zone 6a: -10°F to -5°F |
| Heritage Village | Zone 6a: -10°F to -5°F |
| Higganum | Zone 6b: -5°F to 0°F |
| Ivoryton | Zone 6b: -5°F to 0°F |
| Jewett City | Zone 6a: -10°F to -5°F |
| Kensington | Zone 6b: -5°F to 0°F |
| Kent | Zone 6a: -10°F to -5°F |
| Killingly Center | Zone 6a: -10°F to -5°F |
| Killingworth | Zone 6b: -5°F to 0°F |
| Lake Pocotopaug | Zone 6b: -5°F to 0°F |
| Lakeside | Zone 5b: -15°F to -10°F |
| Lakeville | Zone 5b: -15°F to -10°F |
| Lebanon | Zone 6a: -10°F to -5°F |
| Ledyard | Zone 6b: -5°F to 0°F |
| Lisbon | Zone 6a: -10°F to -5°F |
| Litchfield | Zone 5b: -15°F to -10°F |
| Long Hill | Zone 6b: -5°F to 0°F |
| Madison | Zone 7a: 0°F to 5°F |
| Madison Center | Zone 7a: 0°F to 5°F |
| Manchester | Zone 6a: -10°F to -5°F |
| Mansfield Center | Zone 6a: -10°F to -5°F |
| Mansfield City | Zone 6a: -10°F to -5°F |
| Mansfield Depot | Zone 6a: -10°F to -5°F |
| Marion | Zone 6b: -5°F to 0°F |
| Marlborough | Zone 6a: -10°F to -5°F |
| Mashantucket | Zone 6b: -5°F to 0°F |
| Melrose | Zone 6a: -10°F to -5°F |
| Meriden | Zone 6b: -5°F to 0°F |
| Middle Haddam | Zone 6b: -5°F to 0°F |
| Middlebury | Zone 6a: -10°F to -5°F |
| Middlefield | Zone 6b: -5°F to 0°F |
| Middletown | Zone 6b: -5°F to 0°F |
| Milford | Zone 7a: 0°F to 5°F |
| Milldale | Zone 6b: -5°F to 0°F |
| Mohawk Mountain Ski Area | Zone 5b: -15°F to -10°F |
| Monroe | Zone 6b: -5°F to 0°F |
| Montville | Zone 6b: -5°F to 0°F |
| Moodus | Zone 6a: -10°F to -5°F |
| Moosup | Zone 6a: -10°F to -5°F |
| Morris | Zone 5b: -15°F to -10°F |
| Mystic | Zone 6b: -5°F to 0°F |
| Naugatuck | Zone 6b: -5°F to 0°F |
| New Britain | Zone 6a: -10°F to -5°F |
| New Canaan | Zone 6b: -5°F to 0°F |
| New Fairfield | Zone 6a: -10°F to -5°F |
| New Hartford | Zone 6a: -10°F to -5°F |
| New Hartford Center | Zone 6a: -10°F to -5°F |
| New Haven | Zone 7a: 0°F to 5°F |
| New London | Zone 6b: -5°F to 0°F |
| New Milford | Zone 6a: -10°F to -5°F |
| New Preston | Zone 6a: -10°F to -5°F |
| Newington | Zone 6b: -5°F to 0°F |
| Newtown | Zone 6b: -5°F to 0°F |
| Niantic | Zone 6b: -5°F to 0°F |
| Noank | Zone 6b: -5°F to 0°F |
| Norfolk | Zone 5b: -15°F to -10°F |
| North Branford | Zone 7a: 0°F to 5°F |
| North Canton | Zone 5b: -15°F to -10°F |
| North Franklin | Zone 6a: -10°F to -5°F |
| North Granby | Zone 6a: -10°F to -5°F |
| North Grosvenor Dale | Zone 6a: -10°F to -5°F |
| North Haven | Zone 6b: -5°F to 0°F |
| North Stamford | Zone 6b: -5°F to 0°F |
| North Stonington | Zone 6b: -5°F to 0°F |
| North Westchester | Zone 6a: -10°F to -5°F |
| North Windham | Zone 6a: -10°F to -5°F |
| Northfield | Zone 5b: -15°F to -10°F |
| Northford | Zone 6b: -5°F to 0°F |
| Northwest Harwinton | Zone 5b: -15°F to -10°F |
| Norwalk | Zone 7a: 0°F to 5°F |
| Norwich | Zone 6b: -5°F to 0°F |
| Oakdale | Zone 6b: -5°F to 0°F |
| Oakville | Zone 6a: -10°F to -5°F |
| Old Greenwich | Zone 7a: 0°F to 5°F |
| Old Lyme | Zone 6b: -5°F to 0°F |
| Old Mystic | Zone 6b: -5°F to 0°F |
| Old Saybrook | Zone 6b: -5°F to 0°F |
| Old Saybrook Center | Zone 6b: -5°F to 0°F |
| Oneco | Zone 6a: -10°F to -5°F |
| Orange | Zone 7a: 0°F to 5°F |
| Oxford | Zone 6b: -5°F to 0°F |
| Oxoboxo River | Zone 6b: -5°F to 0°F |
| Pawcatuck | Zone 7a: 0°F to 5°F |
| Pemberwick | Zone 7a: 0°F to 5°F |
| Pequabuck | Zone 6a: -10°F to -5°F |
| Pine Meadow | Zone 6a: -10°F to -5°F |
| Plainfield | Zone 6a: -10°F to -5°F |
| Plainfield Village | Zone 6a: -10°F to -5°F |
| Plainville | Zone 6a: -10°F to -5°F |
| Plantsville | Zone 6b: -5°F to 0°F |
| Pleasant Valley | Zone 6a: -10°F to -5°F |
| Plymouth | Zone 6a: -10°F to -5°F |
| Pomfret | Zone 6a: -10°F to -5°F |
| Pomfret Center | Zone 6a: -10°F to -5°F |
| Poquonock | Zone 6a: -10°F to -5°F |
| Poquonock Bridge | Zone 6b: -5°F to 0°F |
| Portland | Zone 6b: -5°F to 0°F |
| Powder Ridge Ski Resort | Zone 6b: -5°F to 0°F |
| Preston | Zone 6b: -5°F to 0°F |
| Prospect | Zone 6b: -5°F to 0°F |
| Putnam | Zone 6a: -10°F to -5°F |
| Quaker Hill | Zone 6b: -5°F to 0°F |
| Quinebaug | Zone 6a: -10°F to -5°F |
| Redding | Zone 6b: -5°F to 0°F |
| Redding Ridge | Zone 6b: -5°F to 0°F |
| Ridgefield | Zone 6b: -5°F to 0°F |
| Riverside | Zone 7a: 0°F to 5°F |
| Riverton | Zone 5b: -15°F to -10°F |
| Rockfall | Zone 6b: -5°F to 0°F |
| Rockville | Zone 6a: -10°F to -5°F |
| Rocky Hill | Zone 6b: -5°F to 0°F |
| Rogers | Zone 6a: -10°F to -5°F |
| Roxbury | Zone 6a: -10°F to -5°F |
| Salem | Zone 6a: -10°F to -5°F |
| Salisbury | Zone 5b: -15°F to -10°F |
| Salmon Brook | Zone 6a: -10°F to -5°F |
| Sandy Hook | Zone 6b: -5°F to 0°F |
| Saybrook Manor | Zone 7a: 0°F to 5°F |
| Scotland | Zone 6a: -10°F to -5°F |
| Seymour | Zone 6b: -5°F to 0°F |
| Sharon | Zone 5b: -15°F to -10°F |
| Shelton | Zone 6b: -5°F to 0°F |
| Sherman | Zone 6a: -10°F to -5°F |
| Sherwood Manor | Zone 6a: -10°F to -5°F |
| Simsbury | Zone 6a: -10°F to -5°F |
| Simsbury Center | Zone 6a: -10°F to -5°F |
| Ski Sundown Ski Area | Zone 6a: -10°F to -5°F |
| Somers | Zone 6a: -10°F to -5°F |
| Somersville | Zone 6a: -10°F to -5°F |
| South Britain | Zone 6b: -5°F to 0°F |
| South Coventry | Zone 6a: -10°F to -5°F |
| South Glastonbury | Zone 6b: -5°F to 0°F |
| South Kent | Zone 6a: -10°F to -5°F |
| South Lyme | Zone 6b: -5°F to 0°F |
| South Willington | Zone 6a: -10°F to -5°F |
| South Windham | Zone 6a: -10°F to -5°F |
| South Windsor | Zone 6b: -5°F to 0°F |
| South Woodstock | Zone 6a: -10°F to -5°F |
| Southbury | Zone 6b: -5°F to 0°F |
| Southington | Zone 6b: -5°F to 0°F |
| Southport | Zone 7a: 0°F to 5°F |
| Southwood Acres | Zone 6a: -10°F to -5°F |
| Stafford | Zone 6a: -10°F to -5°F |
| Stafford Springs | Zone 6a: -10°F to -5°F |
| Staffordville | Zone 6a: -10°F to -5°F |
| Stamford | Zone 7a: 0°F to 5°F |
| Sterling | Zone 6a: -10°F to -5°F |
| Stevenson | Zone 6b: -5°F to 0°F |
| Stonington | Zone 7a: 0°F to 5°F |
| Storrs | Zone 6a: -10°F to -5°F |
| Stratford | Zone 7a: 0°F to 5°F |
| Suffield | Zone 6a: -10°F to -5°F |
| Suffield Depot | Zone 6a: -10°F to -5°F |
| Taconic | Zone 5b: -15°F to -10°F |
| Taftville | Zone 6b: -5°F to 0°F |
| Tariffville | Zone 6a: -10°F to -5°F |
| Terramuggus | Zone 6a: -10°F to -5°F |
| Terryville | Zone 6a: -10°F to -5°F |
| Thomaston | Zone 6a: -10°F to -5°F |
| Thompson | Zone 6a: -10°F to -5°F |
| Thompsonville | Zone 6a: -10°F to -5°F |
| Tolland | Zone 6a: -10°F to -5°F |
| Torrington | Zone 5b: -15°F to -10°F |
| Trumbull | Zone 6b: -5°F to 0°F |
| Uncasville | Zone 6b: -5°F to 0°F |
| Unionville | Zone 6a: -10°F to -5°F |
| Vernon Rockville | Zone 6a: -10°F to -5°F |
| Versailles | Zone 6a: -10°F to -5°F |
| Voluntown | Zone 6a: -10°F to -5°F |
| Wallingford | Zone 6b: -5°F to 0°F |
| Wallingford Center | Zone 6b: -5°F to 0°F |
| Washington | Zone 6a: -10°F to -5°F |
| Washington Depot | Zone 6a: -10°F to -5°F |
| Waterbury | Zone 6a: -10°F to -5°F |
| Waterford | Zone 6b: -5°F to 0°F |
| Watertown | Zone 6a: -10°F to -5°F |
| Wauregan | Zone 6a: -10°F to -5°F |
| Weatogue | Zone 6a: -10°F to -5°F |
| West Cornwall | Zone 5b: -15°F to -10°F |
| West Granby | Zone 6a: -10°F to -5°F |
| West Hartford | Zone 6b: -5°F to 0°F |
| West Hartland | Zone 5b: -15°F to -10°F |
| West Haven | Zone 7a: 0°F to 5°F |
| West Mystic | Zone 6b: -5°F to 0°F |
| West Simsbury | Zone 6a: -10°F to -5°F |
| West Suffield | Zone 6a: -10°F to -5°F |
| West Torrington | Zone 5b: -15°F to -10°F |
| Westbrook | Zone 6b: -5°F to 0°F |
| Westbrook Center | Zone 7a: 0°F to 5°F |
| Weston | Zone 6b: -5°F to 0°F |
| Westport | Zone 7a: 0°F to 5°F |
| Wethersfield | Zone 6b: -5°F to 0°F |
| Willimantic | Zone 6a: -10°F to -5°F |
| Willington Hill | Zone 6a: -10°F to -5°F |
| Wilton | Zone 6b: -5°F to 0°F |
| Winchester Center | Zone 5b: -15°F to -10°F |
| Windham | Zone 6a: -10°F to -5°F |
| Windsor | Zone 6b: -5°F to 0°F |
| Windsor Locks | Zone 6a: -10°F to -5°F |
| Winsted | Zone 5b: -15°F to -10°F |
| Wolcott | Zone 6a: -10°F to -5°F |
| Woodbridge | Zone 6b: -5°F to 0°F |
| Woodbury | Zone 6a: -10°F to -5°F |
| Woodbury Center | Zone 6a: -10°F to -5°F |
| Woodbury Ski Area | Zone 6a: -10°F to -5°F |
| Woodmont | Zone 7a: 0°F to 5°F |
| Woodstock | Zone 6a: -10°F to -5°F |
| Woodstock Valley | Zone 6a: -10°F to -5°F |
| Yantic | Zone 6b: -5°F to 0°F |