Hardiness Zones
Find your USDA hardiness zone and see what grows best in your area
What Are Hardiness Zones?
USDA hardiness zones are based on the average annual extreme minimum temperature for a region. They help gardeners determine which plants are most likely to thrive in their location.
Find Your ZoneZone 3a
Extreme cold: -40°F to -35°F
Growing Season
90-120 days
Popular Crops
KaleSpinachPeas+2 more
Zone 3b
Extreme cold: -35°F to -30°F
Growing Season
90-120 days
Popular Crops
KaleSpinachPeas+2 more
Zone 4a
Very cold: -30°F to -25°F
Growing Season
120-150 days
Popular Crops
LettuceBroccoliCauliflower+2 more
Zone 4b
Very cold: -25°F to -20°F
Growing Season
120-150 days
Popular Crops
LettuceBroccoliCauliflower+2 more
Zone 5a
Cold: -20°F to -15°F
Growing Season
150-180 days
Popular Crops
TomatoesPeppersBeans+2 more
Zone 5b
Cold: -15°F to -10°F
Growing Season
150-180 days
Popular Crops
TomatoesPeppersBeans+2 more
Zone 6a
Mild cold: -10°F to -5°F
Growing Season
180-210 days
Popular Crops
TomatoesPeppersEggplant+2 more
Zone 6b
Mild cold: -5°F to 0°F
Growing Season
180-210 days
Popular Crops
TomatoesPeppersEggplant+2 more
Zone 7a
Mild: 0°F to 5°F
Growing Season
210-240 days
Popular Crops
TomatoesPeppersOkra+2 more
Zone 7b
Mild: 5°F to 10°F
Growing Season
210-240 days
Popular Crops
TomatoesPeppersOkra+2 more
Zone 8a
Warm: 10°F to 15°F
Growing Season
240-270 days
Popular Crops
TomatoesPeppersEggplant+2 more
Zone 8b
Warm: 15°F to 20°F
Growing Season
240-270 days
Popular Crops
TomatoesPeppersEggplant+2 more