When to Plant Cosmos in Needville, Texas (77461)

Location

Needville, Texas

ZIP Code

77461

USDA Zone

Last Frost

Tuesday, February 10, 2026

📅 Planting Calendar

Direct Sow Outdoors Tuesday, February 10, 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 Needville?

Get your seeds now so they're ready by Tuesday, February 10, 2026.

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Other Plants for Needville

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Growing Cosmos in Zone 9b

Cosmos (Cosmos bipinnatus) is a popular garden vegetable. In Needville, Texas, which is in USDA Hardiness Zone 9b, you should direct sow seeds around Tuesday, February 10, 2026.

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