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When to Plant Roma Tomato in Avon, Minnesota (56310)

Location

Avon, Minnesota

ZIP Code

56310

USDA Zone

4b

Last Frost

Tuesday, May 5, 2026

📅 Planting Calendar

Start Seeds Indoors Tuesday, March 24, 2026
Transplant Outdoors Tuesday, May 19, 2026

Pro Tip: Start Roma Tomato seeds indoors 6 weeks before your last frost date for best results.

🌿 Plant Details

Scientific Name Solanum lycopersicum
Days to Maturity 75 days
Mature Height 30-36"
Spread 18"
Type Determinate
Fruit Size Medium (2-3 oz)

☀️ Growing Requirements

☀️

Sun

Full Sun (6-8 hours)

💧

Water

Regular (1-2 inches/week)

↔️

Spacing

24" apart

🌱

Planting Depth

0.25" deep

Seeds typically germinate in 7-14 days

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Other Plants for Avon

Growing Roma Tomato in Zone 4b

Roma Tomato (Solanum lycopersicum) is a popular garden vegetable. In Avon, Minnesota, which is in USDA Hardiness Zone 4b, you should start seeds indoors around Tuesday, March 24, 2026.

Your average last frost date is Tuesday, May 5, 2026. Plan to transplant your Roma Tomato seedlings outdoors around Tuesday, May 19, 2026, about 2 weeks after your last frost date.