When to Plant Sweet Corn in San Antonio, Texas (78298)
Location
San Antonio, Texas
ZIP Code
78298
USDA Zone
9a
Last Frost
Saturday, February 20, 2027
📅 Planting Calendar
Direct Sow Outdoors Saturday, January 9, 2027
Pro Tip: Sweet Corn can be directly sown outdoors. Plant 6 weeks before your last frost date.
🌿 Plant Details
Scientific Name Zea mays
Days to Maturity 7 days
☀️ Growing Requirements
☀️
Sun
Full Sun
💧
Water
Regular
Seeds typically germinate in 1-7 days
Other Plants for San Antonio
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
Growing Sweet Corn in Zone 9a
Sweet Corn (Zea mays) is a popular garden vegetable. In San Antonio, Texas, which is in USDA Hardiness Zone 9a, you should direct sow seeds around Saturday, January 9, 2027.
Your average last frost date is Saturday, February 20, 2027. Sweet Corn grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.