When to Plant Lettuce in Delaware
In a typical Delaware location, sow outdoors Mar 10 – Mar 24. Across the state, the outdoor planting window starts as early as Mar 2 in Claymont and as late as Mar 22 in Hockessin. For a fall crop, plant around Sep 7 – Sep 21.
Cold-hardy; direct sow 2-4 weeks before last frost. Also transplantable from indoor starts.
Lettuce Planting Dates by City
| City | Direct sow | Fall planting |
|---|---|---|
| Wilmington | Mar 10 – Mar 24 | Sep 9 – Sep 23 |
| Dover | Mar 7 – Mar 21 | Sep 9 – Sep 23 |
| Newark | Mar 10 – Mar 24 | Sep 7 – Sep 21 |
| Middletown | Mar 10 – Mar 24 | Sep 7 – Sep 21 |
| Bear | Mar 10 – Mar 24 | Sep 6 – Sep 20 |
| Brookside | Mar 10 – Mar 24 | Sep 7 – Sep 21 |
| Glasgow | Mar 10 – Mar 24 | Sep 7 – Sep 21 |
| Hockessin | Mar 22 – Apr 5 | Aug 31 – Sep 14 |
| Smyrna | Mar 7 – Mar 21 | Sep 9 – Sep 23 |
| Pike Creek Valley | Mar 10 – Mar 24 | Sep 7 – Sep 21 |
| Milford | Mar 14 – Mar 28 | Sep 4 – Sep 18 |
| Claymont | Mar 2 – Mar 16 | Sep 21 – Oct 5 |
| North Star | Mar 10 – Mar 24 | Sep 7 – Sep 21 |
| Pike Creek | Mar 10 – Mar 24 | Sep 7 – Sep 21 |
| Wilmington Manor | Mar 10 – Mar 24 | Sep 6 – Sep 20 |
| Seaford | Mar 14 – Mar 28 | Sep 4 – Sep 18 |
| Georgetown | Mar 7 – Mar 21 | Sep 11 – Sep 25 |
| Elsmere | Mar 10 – Mar 24 | Sep 9 – Sep 23 |
| Edgemoor | Mar 10 – Mar 24 | Sep 9 – Sep 23 |
| New Castle | Mar 10 – Mar 24 | Sep 6 – Sep 20 |
Showing the 20 most populous of 20 Delaware cities. Dates are estimates from each city's NOAA frost normals and university extension timing guidelines. See all Delaware cities.
Frequently Asked Questions
When should I plant lettuce in Delaware?
In a typical Delaware location, sow outdoors Mar 10 – Mar 24. Across the state, the outdoor planting window starts as early as Mar 2 in Claymont and as late as Mar 22 in Hockessin. For a fall crop, plant around Sep 7 – Sep 21.
When is the last frost in Delaware?
The average last spring frost in Delaware ranges from March 30 in Claymont to April 19 in Hockessin, based on NOAA 1991–2020 climate normals.
How long do lettuce take to grow?
Lettuce typically take 45–60 days from planting to harvest. Cold-hardy; direct sow 2-4 weeks before last frost. Also transplantable from indoor starts.
Other Crops in Delaware
- Tomatoes
- Peppers
- Eggplant
- Cucumbers
- Zucchini
- Winter Squash
- Pumpkins
- Watermelon
- Cantaloupe
- Corn
- Green Beans
- Peas
- Spinach
- Kale
- Arugula
- Swiss Chard
- Broccoli
- Cauliflower
- Cabbage
- Brussels Sprouts
- Carrots
- Beets
- Radishes
- Turnips
- Onions
- Garlic
- Potatoes
- Sweet Potatoes
- Asparagus
- Basil
- Cilantro
- Parsley
- Dill
- Oregano
- Thyme
- Sunflowers
- Zinnias
- Marigolds
- Cosmos
- Nasturtiums
- Dahlias
When to plant lettuce in other states