When to Plant Sunflower in Michigan Center, Michigan (49254)
Location
Michigan Center, Michigan
ZIP Code
49254
USDA Zone
6a
Last Frost
Monday, April 20, 2026
๐ Planting Calendar
Pro Tip: Sow Sunflower directly outdoors 1 week after your last frost date โ it needs warm soil.
๐ฟ Plant Details
โ๏ธ Growing Requirements
โ๏ธ
Sun
Full Sun (6-8 hours)
๐ง
Water
Low-Moderate (1 inch/week)
โ๏ธ
Spacing
18" apart
๐ฑ
Planting Depth
1" deep
Seeds typically germinate in 7-14 days
Ready to Plant Sunflower in Michigan Center?
Get your seeds now so they're ready by Monday, April 27, 2026.
* Affiliate links โ we may earn a small commission at no extra cost to you.
๐ค Good Companions
โ ๏ธ Avoid Planting Near
Other Plants for Michigan Center
Growing Sunflower in Zone 6a
Sunflower (Helianthus annuus) is a popular garden vegetable. In Michigan Center, Michigan, which is in USDA Hardiness Zone 6a, you should direct sow seeds around Monday, April 27, 2026.
Your average last frost date is Monday, April 20, 2026. Sunflower grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.