When to Plant Corn in Connecticut
In a typical Connecticut location, sow outdoors Apr 18 – May 2. Across the state, the outdoor planting window starts as early as Apr 5 in Bridgeport and as late as May 8 in Torrington.
Direct sow at last frost to 2 weeks after, once soil reaches 60F; does not transplant well. Succession sow every 2 weeks.
Corn Planting Dates by City
| City | Direct sow |
|---|---|
| Bridgeport | Apr 5 – Apr 19 |
| New Haven | Apr 17 – May 1 |
| Stamford | Apr 17 – May 1 |
| North Stamford | Apr 17 – May 1 |
| Hartford | Apr 17 – May 1 |
| Waterbury | Apr 26 – May 10 |
| Norwalk | Apr 17 – May 1 |
| Danbury | Apr 20 – May 4 |
| East Norwalk | Apr 17 – May 1 |
| New Britain | Apr 17 – May 1 |
| West Hartford | Apr 17 – May 1 |
| Bristol | Apr 25 – May 9 |
| Meriden | Apr 26 – May 10 |
| Hamden | Apr 18 – May 2 |
| Fairfield | Apr 5 – Apr 19 |
| West Haven | Apr 17 – May 1 |
| Milford | Apr 5 – Apr 19 |
| Stratford | Apr 5 – Apr 19 |
| City of Milford (balance) | Apr 5 – Apr 19 |
| East Hartford | Apr 17 – May 1 |
| Middletown | Apr 26 – May 10 |
| Enfield | Apr 21 – May 5 |
| Southington | Apr 26 – May 10 |
| Shelton | Apr 25 – May 9 |
| Norwich | Apr 14 – Apr 28 |
| Trumbull | Apr 5 – Apr 19 |
| West Torrington | May 8 – May 22 |
| Torrington | May 8 – May 22 |
| Glastonbury | Apr 17 – May 1 |
| Naugatuck | Apr 18 – May 2 |
Showing the 30 most populous of 86 Connecticut cities. Dates are estimates from each city's NOAA frost normals and university extension timing guidelines. See all Connecticut cities.
Frequently Asked Questions
When should I plant corn in Connecticut?
In a typical Connecticut location, sow outdoors Apr 18 – May 2. Across the state, the outdoor planting window starts as early as Apr 5 in Bridgeport and as late as May 8 in Torrington.
When is the last frost in Connecticut?
The average last spring frost in Connecticut ranges from April 5 in Bridgeport to May 8 in Torrington, based on NOAA 1991–2020 climate normals.
How long do corn take to grow?
Corn typically take 60–100 days from planting to harvest. Direct sow at last frost to 2 weeks after, once soil reaches 60F; does not transplant well. Succession sow every 2 weeks.
Other Crops in Connecticut
- Tomatoes
- Peppers
- Eggplant
- Cucumbers
- Zucchini
- Winter Squash
- Pumpkins
- Watermelon
- Cantaloupe
- Green Beans
- Peas
- Lettuce
- 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 corn in other states