When to Plant Tomatillo in New Rockford, North Dakota (58356)

Location

New Rockford, North Dakota

ZIP Code

58356

USDA Zone

Last Frost

Friday, May 15, 2026

📅 Planting Calendar

Start Seeds Indoors Friday, April 3, 2026

Transplant Outdoors Friday, May 29, 2026

Pro Tip: Start Tomatillo seeds indoors 6 weeks before your last frost date, then transplant outdoors around Friday, May 29, 2026.

🌿 Plant Details

Scientific Name Physalis philadelphica

Days to Maturity 75 days

Mature Height 36-60"

Spread 24"

☀️ 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

Ready to Plant Tomatillo in New Rockford?

Get your seeds now so they're ready by Friday, April 3, 2026.

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🤝 Good Companions

BasilCarrotMarigoldPepper

⚠️ Avoid Planting Near

FennelBrassicas

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Growing Tomatillo in Zone 4a

Tomatillo (Physalis philadelphica) is a popular garden vegetable. In New Rockford, North Dakota, which is in USDA Hardiness Zone 4a, you should start seeds indoors around Friday, April 3, 2026.

Your average last frost date is Friday, May 15, 2026. Plan to transplant your Tomatillo seedlings outdoors around Friday, May 29, 2026, about 2 weeks after your last frost date.