Regional Planting Guide: What to Grow in May Across the U.S.

May is a busy month for gardeners across the United States. As the weather warms up, it’s time to start planting a variety of vegetables, herbs, and flowers suited to different regions. Understanding what to plant in May can help ensure a successful and bountiful garden season.

General Tips for May Planting

Before planting, consider your USDA hardiness zone, local climate, and whether the last frost date has passed. Many regions can safely plant warm-season crops in May, but some areas may still experience late frosts. Always check local weather forecasts and frost dates to avoid damage to tender plants.

What to Plant in May in Different Regions

Northern States (Zones 3-5)

In northern regions, it’s generally safe to plant cool-season crops early in May and warm-season crops toward the end of the month. Consider planting:

  • Leafy greens: Lettuce, spinach, Swiss chard
  • Root vegetables: Carrots, radishes, beets
  • Herbs: Cilantro, dill, chives
  • Flowers: Marigolds, petunias, zinnias

Midwestern States (Zones 6-7)

In the Midwest, planting can expand to include a wider variety of vegetables and flowers. Consider:

  • Vegetables: Tomatoes, peppers, cucumbers, beans
  • Herbs: Basil, oregano, thyme
  • Flowers: Sunflowers, zinnias, cosmos

Southern States (Zones 8-10)

In southern regions, the soil warms earlier, allowing for a broader planting window. You can plant:

  • Vegetables: Eggplant, okra, sweet potatoes, squash
  • Herbs: Mint, rosemary, basil
  • Flowers: Hibiscus, lantana, pentas

Additional Tips for Successful Planting

To maximize your gardening success in May, consider the following tips:

  • Prepare your soil by adding compost or organic matter.
  • Water consistently, especially during dry spells.
  • Mulch around plants to retain moisture and suppress weeds.
  • Monitor for pests and diseases regularly.
  • Use row covers to protect tender plants from late frosts.

Conclusion

May is an ideal time to start planting a variety of crops and flowers across the U.S. By paying attention to your regional climate and planting guidelines, you can enjoy a vibrant and productive garden throughout the summer. Happy gardening!