USDA Growing Zone Calculator
Find your USDA Plant Hardiness Zone based on average annual extreme minimum temperature. Know what plants will thrive in your area.
Inputs
°F
Results
USDA Hardiness Zone
Zone 8a
DescriptionMild — camellias, azaleas, many tropicals
Min Temp (°F)5 °F
Min Temp (°C)-15 °C
How to Use This Calculator
- Enter the Average Annual Extreme Minimum Temperature in °F for your location (the coldest it typically gets in winter).
- Review your USDA Hardiness Zone, Zone Description, and minimum temperature in both °F and °C.
- Use your zone to select plants rated for your area from nursery catalogs and plant tags.
Ad Placeholder
Related Calculators
Wind Chill Calculator
Calculate the wind chill temperature using the official NWS formula. Assess frostbite risk based on conditions.
Heat Index Calculator
Calculate the heat index (feels-like temperature) based on air temperature and humidity. Assess heat danger level.
Dew Point Calculator
Calculate the dew point temperature from air temperature and relative humidity. Includes comfort level assessment and frost risk.
Ad Placeholder