When to Plant Rhubarb in Bay City, Michigan (48708)
Location
Bay City, Michigan
ZIP Code
48708
USDA Zone
6a
Last Frost
Monday, April 20, 2026
📅 Planting Calendar
Pro Tip: Start Rhubarb seeds indoors 8 weeks before your last frost date, then transplant outdoors around Monday, May 4, 2026.
🌿 Plant Details
☀️ Growing Requirements
☀️
Sun
Full Sun
💧
Water
Regular
Seeds typically germinate in 8-21 days
Ready to Plant Rhubarb in Bay City?
Get your seeds now so they're ready by Monday, February 23, 2026.
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Other Plants for Bay City
Growing Rhubarb in Zone 6a
Rhubarb (Rheum rhabarbarum) is a popular garden vegetable. In Bay City, Michigan, which is in USDA Hardiness Zone 6a, you should start seeds indoors around Monday, February 23, 2026.
Your average last frost date is Monday, April 20, 2026. Plan to transplant your Rhubarb seedlings outdoors around Monday, May 4, 2026, about 2 weeks after your last frost date.