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When to Plant Cosmos in Utica, New York (13505)

Location

Utica, New York

ZIP Code

13505

USDA Zone

5b

Last Frost

Saturday, April 25, 2026

📅 Planting Calendar

Direct Sow Outdoors Saturday, April 25, 2026

Pro Tip: Sow Cosmos directly outdoors around your last frost date when soil starts to warm.

🌿 Plant Details

Scientific Name Cosmos bipinnatus
Days to Maturity 60 days
Mature Height 24-60"
Spread 18"
Type Annual

☀️ Growing Requirements

☀️

Sun

Full Sun (6-8 hours)

💧

Water

Low-Moderate

↔️

Spacing

18" apart

🌱

Planting Depth

0.25" deep

Seeds typically germinate in 7-14 days

Ready to Plant Cosmos in Utica?

Get your seeds now so they're ready by Saturday, April 25, 2026.

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🤝 Good Companions

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Growing Cosmos in Zone 5b

Cosmos (Cosmos bipinnatus) is a popular garden vegetable. In Utica, New York, which is in USDA Hardiness Zone 5b, you should direct sow seeds around Saturday, April 25, 2026.

Your average last frost date is Saturday, April 25, 2026. Cosmos grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.