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When to Plant Zinnia in Mayville, Wisconsin (53050)

Location

Mayville, Wisconsin

ZIP Code

53050

USDA Zone

5a

Last Frost

Sunday, May 10, 2026

📅 Planting Calendar

Direct Sow Outdoors Sunday, May 17, 2026

Pro Tip: Sow Zinnia directly outdoors 1 week after your last frost date — it needs warm soil.

🌿 Plant Details

Scientific Name Zinnia elegans
Days to Maturity 60 days
Mature Height 12-36"
Spread 12"
Type Annual

☀️ Growing Requirements

☀️

Sun

Full Sun (6-8 hours)

💧

Water

Moderate (1 inch/week)

↔️

Spacing

12" apart

🌱

Planting Depth

0.25" deep

Seeds typically germinate in 5-10 days

Ready to Plant Zinnia in Mayville?

Get your seeds now so they're ready by Sunday, May 17, 2026.

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Growing Zinnia in Zone 5a

Zinnia (Zinnia elegans) is a popular garden vegetable. In Mayville, Wisconsin, which is in USDA Hardiness Zone 5a, you should direct sow seeds around Sunday, May 17, 2026.

Your average last frost date is Sunday, May 10, 2026. Zinnia grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.