When to Plant Snapdragon in Fontanelle, Iowa (50846)

Location

Fontanelle, Iowa

ZIP Code

50846

USDA Zone

Last Frost

Saturday, April 25, 2026

📅 Planting Calendar

Start Seeds Indoors Saturday, February 28, 2026

Transplant Outdoors Saturday, May 9, 2026

Pro Tip: Start Snapdragon seeds indoors 8 weeks before your last frost date, then transplant outdoors around Saturday, May 9, 2026.

🌿 Plant Details

Scientific Name Antirrhinum majus

Days to Maturity 60 days

Mature Height 12-36"

Spread 12"

☀️ Growing Requirements

☀️

Sun

Full Sun to Partial Shade

💧

Water

Regular (1-2 inches/week)

↔️

Spacing

12" apart

🌱

Planting Depth

0.125" deep

Seeds typically germinate in 10-21 days

Ready to Plant Snapdragon in Fontanelle?

Get your seeds now so they're ready by Saturday, February 28, 2026.

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Growing Snapdragon in Zone 5b

Snapdragon (Antirrhinum majus) is a popular garden vegetable. In Fontanelle, Iowa, which is in USDA Hardiness Zone 5b, you should start seeds indoors around Saturday, February 28, 2026.

Your average last frost date is Saturday, April 25, 2026. Plan to transplant your Snapdragon seedlings outdoors around Saturday, May 9, 2026, about 2 weeks after your last frost date.