There are 3 planting zones in Delaware: 7a, 7b, and 8a, according to the latest USDA’s plant hardiness zone map.
You can find your USDA Hardiness zone in Delaware using the Delaware cities, towns and counties planting zones list given below. Or use our Planting Zones by Zipcode search tool and the interactive map, to easily locate your planting zone.
Delaware Planting Zones by ZipCode
Planting Zones Delaware Map
Planting Zones
Planting Zones
USDA hardiness zones for Delaware counties
| Delaware Counties | Hardiness Zones |
|---|---|
| Kent County | Zone 7b and 8a |
| New Castle County | Zone 7a, 7b and 8a |
| Sussex County | Zone 7b and 8a |
USDA hardiness zones for Delaware cities and towns
| Delaware City/Town | 2024 USDA Hardiness Zone(s) |
|---|---|
| Arden | Zone 7b |
| Ardencroft | Zone 7b |
| Ardentown | Zone 7b |
| Bear | Zone 7b |
| Bellefonte | Zone 7b |
| Bethany Beach | Zone 8a |
| Bethel | Zone 7b |
| Blades | Zone 7b |
| Bowers | Zone 7b |
| Bridgeville | Zone 7b |
| Brookside | Zone 7b |
| Camden | Zone 7b |
| Cheswold | Zone 7b |
| Clayton | Zone 7b |
| Dagsboro | Zone 7b |
| Delaware City | Zone 7b |
| Delmar | Zone 7b |
| Dewey Beach | Zone 8a |
| Dover | Zone 7b |
| Dover Base Housing | Zone 7b |
| Edgemoor | Zone 7b |
| Ellendale | Zone 7b |
| Elsmere | Zone 7b |
| Farmington | Zone 7b |
| Felton | Zone 7b |
| Frankford | Zone 7b |
| Frederica | Zone 7b |
| Georgetown | Zone 7b |
| Glasgow | Zone 7b |
| Greenville | Zone 7b |
| Greenwood | Zone 7b |
| Harrington | Zone 7b |
| Hartly | Zone 7b |
| Henlopen Acres | Zone 8a |
| Highland Acres | Zone 7b |
| Hockessin | Zone 7a and 7b |
| Houston | Zone 7b |
| Kenton | Zone 7b |
| Laurel | Zone 7b |
| Leipsic | Zone 7b |
| Lewes | Zone 8a |
| Little Creek | Zone 7b |
| Long Neck | Zone 7b and 8a |
| Magnolia | Zone 7b |
| Middletown | Zone 7b |
| Milford | Zone 7b |
| Millsboro | Zone 7b |
| Millville | Zone 7b and 8a |
| New Castle | Zone 7b |
| Newark | Zone 7a and 7b |
| Newport | Zone 7b |
| North Star | Zone 7a and 7b |
| Ocean View | Zone 7b and 8a |
| Odessa | Zone 7b |
| Pike Creek | Zone 7a and 7b |
| Pike Creek Valley | Zone 7a and 7b |
| Rehoboth Beach | Zone 8a |
| Rising Sun-Lebanon | Zone 7b |
| Riverview | Zone 7b |
| Seaford | Zone 7b |
| Selbyville | Zone 7b |
| Slaughter Beach | Zone 7b |
| Smyrna | Zone 7b |
| South Bethany | Zone 8a |
| St. Georges | Zone 7b |
| Townsend | Zone 7b |
| Viola | Zone 7b |
| Wilmington | Zone 7b |
| Wilmington Manor | Zone 7b |
| Woodside | Zone 7b |
| Wyoming | Zone 7b |