Newfoundland and Labrador Plant Hardiness Zones

Hardiness Zones, also referred to as Growing Zones or Planting zones are defined by the U.S. Department of Agriculture (USDA) Agricultural Research Service (ARS). The zones in this map were created in 2010 using mean extreme climate data covering the period of 1981 to 2010.

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Newfoundland and Labrador Hardiness Zones Map

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List of Hardiness Zones for Locations in Newfoundland and Labrador

LocationHardiness Zone
Admirals Beach5b - -26.1°C to -23.3°C
Alderburn4b - -31.7°C to -28.9°C
Anchor Point -
Appleton5a - -28.9°C to -26.1°C
Arnold's Cove5b - -26.1°C to -23.3°C
Avondale5b - -26.1°C to -23.3°C
Back Harbour5a - -28.9°C to -26.1°C
Badger3b - -37.2°C to -34.4°C
Badger's Quay5a - -28.9°C to -26.1°C
Baie Verte4b - -31.7°C to -28.9°C
Barachois Brook5a - -28.9°C to -26.1°C
Bay Bulls5b - -26.1°C to -23.3°C
Bay De Verde5b - -26.1°C to -23.3°C
Bay Roberts5b - -26.1°C to -23.3°C
Beachside4b - -31.7°C to -28.9°C
Belleoram5b - -26.1°C to -23.3°C
Bide Arm4a - -34.4°C to -31.7°C
Birchy Bay5a - -28.9°C to -26.1°C
Bird Cove -
Bishop's Cove5b - -26.1°C to -23.3°C
Bishops Falls4b - -31.7°C to -28.9°C
Black Tickle3a - -40°C to -37.2°C
Bonavista -
Botwood4b - -31.7°C to -28.9°C
Brent's Cove4b - -31.7°C to -28.9°C
Brighton4b - -31.7°C to -28.9°C
Brigus5b - -26.1°C to -23.3°C
Brown's Arm4b - -31.7°C to -28.9°C
Bryant's Cove5b - -26.1°C to -23.3°C
Buchans4b - -31.7°C to -28.9°C
Burgeo -
Burin6a - -23.3°C to -20.6°C
Burnt Islands6a - -23.3°C to -20.6°C
Cape Broyle5b - -26.1°C to -23.3°C
Cape Cove5a - -28.9°C to -26.1°C
Cape Norman3b - -37.2°C to -34.4°C
Carbonear5b - -26.1°C to -23.3°C
Carmanville5a - -28.9°C to -26.1°C
Cartwright3a - -40°C to -37.2°C
Centreville5a - -28.9°C to -26.1°C
Chance Cove5b - -26.1°C to -23.3°C
Chanceport5a - -28.9°C to -26.1°C
Change Islands -
Chapel Arm5b - -26.1°C to -23.3°C
Charles Brook4b - -31.7°C to -28.9°C
Charlottetown3a - -40°C to -37.2°C
Churchill Falls1b - -45.6°C to -42.8°C
Clarenville5a - -28.9°C to -26.1°C
Clarke's Beach5b - -26.1°C to -23.3°C
Clarke's Head5a - -28.9°C to -26.1°C
Coachman's Cove4a - -34.4°C to -31.7°C
Codroy Valley5b - -26.1°C to -23.3°C
Coffee Cove4b - -31.7°C to -28.9°C
Colinet5b - -26.1°C to -23.3°C
Colliers5b - -26.1°C to -23.3°C
Come By Chance5b - -26.1°C to -23.3°C
Comfort Cove-Newstead5a - -28.9°C to -26.1°C
Conception Harbour5b - -26.1°C to -23.3°C
Cook's Harbour3b - -37.2°C to -34.4°C
Cormack4a - -34.4°C to -31.7°C
Corner Brook5a - -28.9°C to -26.1°C
Cottlesville5a - -28.9°C to -26.1°C
Cottrell's Cove5a - -28.9°C to -26.1°C
Cow Head4b - -31.7°C to -28.9°C
Cox's Cove5a - -28.9°C to -26.1°C
Crow Head -
Cupids5b - -26.1°C to -23.3°C
Deep Bay5a - -28.9°C to -26.1°C
Deer Lake4b - -31.7°C to -28.9°C
Dover5a - -28.9°C to -26.1°C
Duntara5b - -26.1°C to -23.3°C
Dunville6a - -23.3°C to -20.6°C
Durrell5a - -28.9°C to -26.1°C
Eastport5a - -28.9°C to -26.1°C
Embree5a - -28.9°C to -26.1°C
Fermeuse5b - -26.1°C to -23.3°C
Ferryland5b - -26.1°C to -23.3°C
Flower's Cove -
Fogo5a - -28.9°C to -26.1°C
Fortune6a - -23.3°C to -20.6°C
Fortune6a - -23.3°C to -20.6°C
Fox Cove-Mortier6a - -23.3°C to -20.6°C
Fox Roost6a - -23.3°C to -20.6°C
Frederickton5a - -28.9°C to -26.1°C
Gallants4b - -31.7°C to -28.9°C
Gander5a - -28.9°C to -26.1°C
Garnish6a - -23.3°C to -20.6°C
Gillams -
Glenwood5a - -28.9°C to -26.1°C
Glovertown5a - -28.9°C to -26.1°C
Goose Cove East3b - -37.2°C to -34.4°C
Grand Bank6a - -23.3°C to -20.6°C
Grand Bank6a - -23.3°C to -20.6°C
Grand Falls4b - -31.7°C to -28.9°C
Grand Falls-Windsor4b - -31.7°C to -28.9°C
Grandois3b - -37.2°C to -34.4°C
Green Cove5a - -28.9°C to -26.1°C
Hant's Harbour5b - -26.1°C to -23.3°C
Happy Adventure5a - -28.9°C to -26.1°C
Happy Valley - Goose Bay2b - -42.8°C to -40°C
Harbour Breton -
Harbour Grace5b - -26.1°C to -23.3°C
Harbour Main-Chapel's Cove-Lakeview5b - -26.1°C to -23.3°C
Hare Bay5a - -28.9°C to -26.1°C
Heart's Content5b - -26.1°C to -23.3°C
Heart's Delight-Islington5b - -26.1°C to -23.3°C
Heart's Desire5b - -26.1°C to -23.3°C
Holyrood5b - -26.1°C to -23.3°C
Hopedale2a - -45.6°C to -42.8°C
Horwood5a - -28.9°C to -26.1°C
Indian Bay5a - -28.9°C to -26.1°C
Island Harbour -
Isle aux Morts6a - -23.3°C to -20.6°C
Isle aux Morts6a - -23.3°C to -20.6°C
Jackson's Arm4a - -34.4°C to -31.7°C
Joe Batt's Arm5a - -28.9°C to -26.1°C
Keels5b - -26.1°C to -23.3°C
King's Point4b - -31.7°C to -28.9°C
Kippens5b - -26.1°C to -23.3°C
L'Anse-au-Clair3b - -37.2°C to -34.4°C
Labrador City1a - -45.6°C to -42.8°C
Lamaline6a - -23.3°C to -20.6°C
Lark Harbour5a - -28.9°C to -26.1°C
LaScie4b - -31.7°C to -28.9°C
Laurenceton4b - -31.7°C to -28.9°C
Lawn6a - -23.3°C to -20.6°C
Leading Tickles West4b - -31.7°C to -28.9°C
Lewin's Cove6a - -23.3°C to -20.6°C
Lewisporte5a - -28.9°C to -26.1°C
Little Bay4a - -34.4°C to -31.7°C
Little Bay East5b - -26.1°C to -23.3°C
Little Bay Islands4b - -31.7°C to -28.9°C
Little Catalina5b - -26.1°C to -23.3°C
Little Harbour5a - -28.9°C to -26.1°C
Lodge Bay3a - -40°C to -37.2°C
Long Harbour-Mount Arlington Heights6a - -23.3°C to -20.6°C
Lord's Cove6a - -23.3°C to -20.6°C
Lushes Bight4b - -31.7°C to -28.9°C
Main Brook3b - -37.2°C to -34.4°C
Makkovik2a - -45.6°C to -42.8°C
Margaree6a - -23.3°C to -20.6°C
Mary’s Harbour3a - -40°C to -37.2°C
Marystown6a - -23.3°C to -20.6°C
McIver's5a - -28.9°C to -26.1°C
Meadows -
Merritt's Harbour5a - -28.9°C to -26.1°C
Miles Cove4b - -31.7°C to -28.9°C
Millertown4a - -34.4°C to -31.7°C
Ming's Bight4b - -31.7°C to -28.9°C
Moore's Cove -
Moreton's Harbour5a - -28.9°C to -26.1°C
Mount Moriah5a - -28.9°C to -26.1°C
Mount Pearl5b - -26.1°C to -23.3°C
Musgrave Harbour5a - -28.9°C to -26.1°C
Nain1b - -45.6°C to -42.8°C
Natuashish2a - -45.6°C to -42.8°C
New Perlican5b - -26.1°C to -23.3°C
New-Wes-Valley5a - -28.9°C to -26.1°C
Nippers Harbour4b - -31.7°C to -28.9°C
Norman's Bay3a - -40°C to -37.2°C
Norris Arm4b - -31.7°C to -28.9°C
Norris Point4b - -31.7°C to -28.9°C
Norris Point4b - -31.7°C to -28.9°C
North River5b - -26.1°C to -23.3°C
North West River2b - -42.8°C to -40°C
Northern Arm4b - -31.7°C to -28.9°C
Old Perlican5b - -26.1°C to -23.3°C
Paradise5b - -26.1°C to -23.3°C
Paradise River3a - -40°C to -37.2°C
Pasadena5a - -28.9°C to -26.1°C
Peterview4b - -31.7°C to -28.9°C
Petty Harbour-Maddox Cove5b - -26.1°C to -23.3°C
Pilley's Island4b - -31.7°C to -28.9°C
Pinsents Arm3a - -40°C to -37.2°C
Placentia6a - -23.3°C to -20.6°C
Point au Gaul -
Point Lance6a - -23.3°C to -20.6°C
Point May6a - -23.3°C to -20.6°C
Point of Bay4b - -31.7°C to -28.9°C
Pool's Cove5b - -26.1°C to -23.3°C
Port Albert5a - -28.9°C to -26.1°C
Port Anson4b - -31.7°C to -28.9°C
Port au Choix4a - -34.4°C to -31.7°C
Port Aux Basques6a - -23.3°C to -20.6°C
Port Hope Simpson3a - -40°C to -37.2°C
Port Kirwan5b - -26.1°C to -23.3°C
Port Rexton5b - -26.1°C to -23.3°C
Portugal Cove - St. Philip's5b - -26.1°C to -23.3°C
Portugal Cove South5b - -26.1°C to -23.3°C
Postville2a - -45.6°C to -42.8°C
Pouch Cove6a - -23.3°C to -20.6°C
Red Harbour5b - -26.1°C to -23.3°C
Rencontre East5b - -26.1°C to -23.3°C
Rencontre East5b - -26.1°C to -23.3°C
Renews-Cappahayden5b - -26.1°C to -23.3°C
Rigolet2b - -42.8°C to -40°C
Riverhead5b - -26.1°C to -23.3°C
Rocky Harbour4b - -31.7°C to -28.9°C
Roddickton-Bide Arm -
Rodgers Cove5a - -28.9°C to -26.1°C
Rose Blanche6a - -23.3°C to -20.6°C
Sally's Cove4b - -31.7°C to -28.9°C
Salmon Cove5b - -26.1°C to -23.3°C
Salmon Cove5b - -26.1°C to -23.3°C
Salt Harbour5a - -28.9°C to -26.1°C
Salvage5a - -28.9°C to -26.1°C
Sandringham5a - -28.9°C to -26.1°C
Sandy Cove5a - -28.9°C to -26.1°C
Seal Cove4b - -31.7°C to -28.9°C
Seal Cove6a - -23.3°C to -20.6°C
Sheshatshiu2b - -42.8°C to -40°C
Small Point - Broad Cove - Blackhead - Adams Cove5b - -26.1°C to -23.3°C
Smith's Harbour4b - -31.7°C to -28.9°C
South Brook4a - -34.4°C to -31.7°C
South River5b - -26.1°C to -23.3°C
Southern Harbour -
Spaniard's Bay5b - -26.1°C to -23.3°C
Spillars Cove3b - -37.2°C to -34.4°C
St. Anthony3b - -37.2°C to -34.4°C
St. Brendan's5a - -28.9°C to -26.1°C
St. Bride's -
St. George's5a - -28.9°C to -26.1°C
St. John's6a - -23.3°C to -20.6°C
St. Joseph's5b - -26.1°C to -23.3°C
St. Lawrence6a - -23.3°C to -20.6°C
St. Lewis3a - -40°C to -37.2°C
St. Lunaire3b - -37.2°C to -34.4°C
St. Lunaire-Griquet3b - -37.2°C to -34.4°C
St. Mary's5b - -26.1°C to -23.3°C
St. Shott's -
Stephenville5b - -26.1°C to -23.3°C
Summerford5a - -28.9°C to -26.1°C
Sunnyside5b - -26.1°C to -23.3°C
Templeman5a - -28.9°C to -26.1°C
Terrenceville -
Three Arms4b - -31.7°C to -28.9°C
Tilting5a - -28.9°C to -26.1°C
Torbay6a - -23.3°C to -20.6°C
Traytown5a - -28.9°C to -26.1°C
Trepassey -
Trinity5b - -26.1°C to -23.3°C
Triton4b - -31.7°C to -28.9°C
Trout River4b - -31.7°C to -28.9°C
Twillingate5a - -28.9°C to -26.1°C
Upper Island Cove5b - -26.1°C to -23.3°C
Victoria5b - -26.1°C to -23.3°C
Victoria Cove5a - -28.9°C to -26.1°C
Wabush1a - -45.6°C to -42.8°C
Westport -
Whiteway5b - -26.1°C to -23.3°C
Wild Cove5a - -28.9°C to -26.1°C
Williams Harbour3a - -40°C to -37.2°C
Winterton5b - -26.1°C to -23.3°C
Witless Bay6a - -23.3°C to -20.6°C
Woodstock4b - -31.7°C to -28.9°C
Woody Point4b - -31.7°C to -28.9°C
York Harbour5a - -28.9°C to -26.1°C

Hardiness Zone Maps for Neighboring States

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