When to Plant Head Lettuce in Bay City, Michigan (48708)
Location
Bay City, Michigan
ZIP Code
48708
USDA Zone
6a
Last Frost
Monday, April 20, 2026
📅 Planting Calendar
Direct Sow Outdoors Monday, March 9, 2026
Pro Tip: Head Lettuce can be directly sown outdoors. Plant 6 weeks before your last frost date.
🌿 Plant Details
Scientific Name Lactuca sativa
Days to Maturity 7 days
☀️ Growing Requirements
☀️
Sun
Full Sun
💧
Water
Regular
Seeds typically germinate in 1-7 days
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Growing Head Lettuce in Zone 6a
Head Lettuce (Lactuca sativa) is a popular garden vegetable. In Bay City, Michigan, which is in USDA Hardiness Zone 6a, you should direct sow seeds around Monday, March 9, 2026.
Your average last frost date is Monday, April 20, 2026. Head Lettuce grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.