When to Plant Sunflower in New Baltimore, Michigan (48047)
Location
New Baltimore, Michigan
ZIP Code
48047
USDA Zone
6b
Last Frost
Wednesday, April 15, 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 New Baltimore?
Get your seeds now so they're ready by Wednesday, April 22, 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 New Baltimore
Growing Sunflower in Zone 6b
Sunflower (Helianthus annuus) is a popular garden vegetable. In New Baltimore, Michigan, which is in USDA Hardiness Zone 6b, you should direct sow seeds around Wednesday, April 22, 2026.
Your average last frost date is Wednesday, April 15, 2026. Sunflower grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.