Delaware Planting Zones & Schedule

In Delaware, USDA growing zones range from Zone 7a to Zone 8a, depending on location and proximity to the coast. Northern areas, including parts near Wilmington, fall into Zone 7a and experience slightly cooler conditions ideal for hardy crops like peas, carrots, and leafy greens.

Most of the state sits in Zone 7b, while the southern and coastal regions extend into Zone 8a. These areas enjoy milder winters and longer growing seasons, allowing for a wider variety of vegetables such as tomatoes, peppers, and cucumbers.

 

Delaware Last & First Frost Dates

  • *Keep in mind that frost can occur before or after these dates. Watch your local weather to determine the best time to plant.


  • The growing season in Delaware averages between 170 and 200 days, depending on the area. Refer to the planting schedules below to determine the best timing for your zone.

Zone 7 Planting Schedule

Zone 8 Planting Schedule