When to Plant Garlic in Delaware
In Delaware, the time to plant garlic in fall runs from Oct 30 – Nov 27 in Milford to Nov 6 – Dec 4 in Georgetown. In Wilmington, it's Nov 4 – Dec 2.
Garlic is planted in fall, around the first frost, and harvested the next summer. Cloves need a cold winter to form good bulbs.
- Plant: from the first fall frost up to 4 weeks after it.
Garlic planting dates in Delaware by city
| City | Zone | Fall planting |
|---|---|---|
| Dover | 7b | Nov 4 – Dec 2 |
| Elsmere | 7b | Nov 4 – Dec 2 |
| Georgetown | 7b | Nov 6 – Dec 4 |
| Middletown | 7b | Nov 2 – Nov 30 |
| Milford | 7b | Oct 30 – Nov 27 |
| Millsboro | 7b | Nov 6 – Dec 4 |
| New Castle | 7b | Nov 1 – Nov 29 |
| Newark | 7b | Nov 2 – Nov 30 |
| Seaford | 7b | Oct 30 – Nov 27 |
| Smyrna | 7b | Nov 4 – Dec 2 |
| Wilmington | 7b | Nov 4 – Dec 2 |
Calculated from each town's average (50%) frost dates, from the nearest NOAA station (1991–2020). Typical dates for the 2027 planting season, based on NOAA's 1991–2020 averages. They are long-term odds, not a forecast: always check your local forecast before planting. Zones: 2023 USDA Plant Hardiness Zone Map (USDA-ARS and Oregon State University). Not the official map; see planthardiness.ars.usda.gov.
See all frost dates in Delaware, or the general guide to when to plant garlic.
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