When to Plant Sweet Corn in Delaware
State
Delaware
Cities Covered
57
USDA Zones
7a, 7b, 8a
Plant Type
Direct Sow
📅 Planting Calendar for Delaware
Based on Bear (Zone 7b). Dates may vary by city.
Direct Sow Outdoors Sunday, February 22, 2026
Note: Delaware spans multiple zones (7a, 7b, 8a). Select your city below for more precise dates.
🌿 Plant Details
Scientific Name Zea mays
Days to Maturity 7 days
Sun Requirements Full Sun
Find Your City in Delaware
Bear (Zone 7b)
Bethany Beach (Zone 8a)
Bethel (Zone 7b)
Bridgeville (Zone 7b)
Camden Wyoming (Zone 7b)
Cheswold (Zone 7b)
Claymont (Zone 7b)
Clayton (Zone 7b)
Dagsboro (Zone 7b)
Delaware City (Zone 7b)
Delmar (Zone 7b)
Dover (Zone 7b)
Dover Afb (Zone 7b)
Ellendale (Zone 7b)
Felton (Zone 7b)
Fenwick Island (Zone 8a)
Frankford (Zone 7b)
Frederica (Zone 7b)
Georgetown (Zone 7b)
Greenwood (Zone 7b)
Harbeson (Zone 7b)
Harrington (Zone 7b)
Hartly (Zone 7b)
Hockessin (Zone 7a)
Houston (Zone 7b)
Kenton (Zone 7b)
Kirkwood (Zone 7b)
Laurel (Zone 7b)
Lewes (Zone 7b)
Lincoln (Zone 7b)
Little Creek (Zone 7b)
Magnolia (Zone 7b)
Marydel (Zone 7b)
Middletown (Zone 7b)
Milford (Zone 7b)
Millsboro (Zone 7b)
Millville (Zone 7b)
Milton (Zone 7b)
Montchanin (Zone 7b)
Nassau (Zone 7b)
New Castle (Zone 7b)
Newark (Zone 7b)
Ocean View (Zone 8a)
Odessa (Zone 7b)
Port Penn (Zone 7b)
Rehoboth Beach (Zone 8a)
Rockland (Zone 7b)
Saint Georges (Zone 7a)
Seaford (Zone 7b)
Selbyville (Zone 7b)
Smyrna (Zone 7b)
Townsend (Zone 7b)
Viola (Zone 7b)
Wilmington (Zone 7b)
Winterthur (Zone 7b)
Woodside (Zone 7a)
Yorklyn (Zone 7a)
Other Plants for Delaware
Blackberry Blueberry Raspberry Strawberry Basil Chamomile Chives Cilantro Dill Lavender Lemon Balm Marjoram Mint Oregano Parsley Rosemary Sage Tarragon Thyme Acorn Squash Artichoke Arugula Asparagus Beefsteak Tomato Beet Bell Pepper Bok Choy Broccoli Brussel Sprout Butternut Squash Cabbage Cantaloupe Carrot Cauliflower Cayenne Pepper Celery Cherry Tomato Chili Pepper Collard Green Common Bean Cucumber Eggplant Endive Fennel Garlic Grape Tomato Green Bean Habanero Pepper Head Lettuce Heirloom Tomato Honeydew Melon Jalapeño Pepper Kale Kohlrabi Leaf Lettuce Leek Lima Bean Mustard Okra Onion Parsnip Pea Poblano Pepper Pole Pea Potato Pumpkin Radicchio Radish Rhubarb Roma Tomato Rutabaga Serrano Pepper Shallot Snap Pea Snow Pea Spaghetti Squash Spinach Squash Sweet Potato Swiss Chard Tomato Turnip Watermelon Zucchini
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Growing Sweet Corn in Delaware
Sweet Corn (Zea mays) is a popular garden vegetable in Delaware. The state spans USDA Hardiness Zones 7a, 7b, 8a, so planting dates can vary significantly depending on your location.
In most areas of Delaware, you can direct sow Sweet Corn outdoors around Sunday, February 22, 2026.
For the most accurate planting dates, enter your ZIP code on our homepage or select your city from the list above.