Planting Zone in Wilmington Delaware with Map

Wilmington, Delaware falls entirely within USDA Hardiness Zone 7b, featuring average annual minimum temperatures of 5°F to 10°F (-15°C to -12.2°C) per the latest USDA data.

This zoning applies uniformly across all local zip codes, from central urban areas like Downtown Wilmington (19801) to surrounding neighborhoods such as Brandywine Park (19802), Wawaset Park (19806), and suburban communities like Union Park Gardens (19808) or Hedgeville (19805). It also includes landmarks like the 11th Street Bridge, Baynard Boulevard, and Washington Heights.

To verify your Wilmington, Delaware, USDA zone use our three tools given below: zipcode to planting zone search tool, interactive map, or planting zone table.

Wilmington Planting Zones by ZipCode

Wilmington Planting Zones Map

Select or type your Wilmington location in the selection box below to find its planting zone.

Wilmington Planting Zones Table

Download Wilmington Planting Zone Map