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When to Plant Sweet Corn in Peru, Nebraska (68421)

Location

Peru, Nebraska

ZIP Code

68421

USDA Zone

5b

Last Frost

Saturday, April 25, 2026

📅 Planting Calendar

Direct Sow Outdoors Saturday, April 11, 2026

Pro Tip: Sow Sweet Corn directly outdoors 2 weeks before your last frost date.

🌿 Plant Details

Scientific Name Zea mays var. saccharata
Days to Maturity 75 days
Mature Height 60-96"
Spread 12"
Type Stalk
Fruit Size Medium (7-9 inch ears)

☀️ Growing Requirements

☀️

Sun

Full Sun (8+ hours)

💧

Water

High (consistent moisture, especially at silking)

↔️

Spacing

12" apart

🌱

Planting Depth

1" deep

Seeds typically germinate in 5-10 days

Ready to Plant Sweet Corn in Peru?

Get your seeds now so they're ready by Saturday, April 11, 2026.

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🤝 Good Companions

BeanSquashCucumberPeaMelon

⚠️ Avoid Planting Near

Tomato

Other Plants for Peru

Growing Sweet Corn in Zone 5b

Sweet Corn (Zea mays var. saccharata) is a popular garden vegetable. In Peru, Nebraska, which is in USDA Hardiness Zone 5b, you should direct sow seeds around Saturday, April 11, 2026.

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