Spinach is a versatile leafy green that can be grown in various climates. Let’s explore the recommended growing zones for spinach and which US states fall into those zones:

1. 1. Hardiness Zones:
      • North America is divided into 13 hardiness zones, which determine the suitability of plants for specific areas based on average winter temperatures.
      • You can find your USDA hardiness zone by entering your zip code at Garden.org.
      • Knowing your zone is crucial for successful gardening.
   2. Heat-Tolerant Spinach Varieties:
      • Spinach typically thrives in cooler climates (USDA zones 3-9).
      • However, if you live in hotter areas or regions outside these zones, consider heat-tolerant spinach varieties.
      • The best options for people in specific zones are:
        • Zones 9-11: The warmer, southern half of the United States and southern coastal areas.
        • Zones 12-13: Higher hot weather zones, including Hawaii and Puerto Rico.
      • Look for spinach varieties with savory leaves that are heat-tolerant and disease-resistant.
      • Consider types described as “long-standing” or those that bolt slowly in hot weather.
      • Use shade cloth to protect plants and consider container gardening, moving them indoors during the hottest part of the day.
   3. New Zealand Spinach:
      • While not a true spinach, New Zealand spinach (Tetragonia expansa) is an excellent alternative.
      • It grows well in a wide range of USDA zones (2-11b) and is more forgiving of hot temperatures.
      • Expect it to tolerate temperatures up to 95 degrees Fahrenheit and thrive throughout the summer months.
   4. States Growing Spinach:
      • California and Arizona are the top spinach-producing states in the United States.
      • Other states with spinach production include New Jersey, Florida, Georgia, South Carolina, Washington, Oregon, and Idaho.
   5. Indoor Growing:
      • Yes, you can grow spinach indoors!
      • Choose a sunny spot near a window or use artificial grow lights.
      • Use well-draining soil and plant spinach seeds ½ to 1 inch deep.
      • Space plants 6-12 inches apart and provide adequate watering.
      • Consider planting in containers for indoor spinach cultivation.

Remember to adjust your growing practices based on your specific climate and zone.

Happy gardening!

Check out the USDA Plant Hardiness Zone Map here. Or, for a quick glance at your general plant hardiness zone, use our map.