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When to Plant Carrot in Cornish Flat, New Hampshire (03746)

Location

Cornish Flat, New Hampshire

ZIP Code

03746

USDA Zone

5a

Last Frost

Sunday, May 10, 2026

📅 Planting Calendar

Direct Sow Outdoors Sunday, March 29, 2026

Pro Tip: Carrot can be directly sown outdoors. Plant 6 weeks before your last frost date.

🌿 Plant Details

Scientific Name Daucus carota
Days to Maturity 70 days
Mature Height 8-12"
Spread 3"
Type Root
Fruit Size Medium (6-8 inches)

☀️ Growing Requirements

☀️

Sun

Full Sun to Partial Shade

💧

Water

Regular (1 inch/week)

↔️

Spacing

3" apart

🌱

Planting Depth

0.25" deep

Seeds typically germinate in 14-21 days

🤝 Good Companions

OnionLeekLettuceTomatoRosemary

⚠️ Avoid Planting Near

DillCelery

Other Plants for Cornish Flat

Growing Carrot in Zone 5a

Carrot (Daucus carota) is a popular garden vegetable. In Cornish Flat, New Hampshire, which is in USDA Hardiness Zone 5a, you should direct sow seeds around Sunday, March 29, 2026.

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