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Corn plant growing in a garden

Photo: Wikimedia Commons

Growing Corn

Corn needs space warmth and wind-pollination — plant in blocks not rows for good pollination.

Quick Answer: Corn grows in Zones 3b–11b, taking 60–90 days to harvest.
🌡️ Zones 3b–11b ☀️ Full Sun 💧 High Water 🔧 Intermediate 🐾 Pet Safe

Can You Grow Corn in Your Area?

Growing Tips

Direct sow after soil reaches 16°C. Plant in a 4x4 block minimum for wind pollination. Needs consistent water especially during tasselling. Not suitable for containers.

Where Does Corn Grow?

Corn is suited to Zones 3b–11b. Here are some areas where it thrives:

✅ Zone 3b ✅ Zone 4a ✅ Zone 4b ✅ Zone 5a ✅ Zone 5b ✅ Zone 6a ✅ Zone 6b ✅ Zone 7a ✅ Zone 7b ✅ Zone 8a ✅ Zone 8b ✅ Zone 9a
Won't grow outdoors in:
❌ Zone 1a ❌ Zone 1b ❌ Zone 2a ❌ Zone 2b ❌ Zone 3a ❌ Zone 12a ❌ Zone 12b ❌ Zone 13a ❌ Zone 13b ❌ Canadian Zone 0 ❌ Canadian Zone 1 ❌ Canadian Zone 2 ❌ Canadian Zone 3

Frequently Asked Questions

Corn grows in USDA Zones 3b–11b.
Corn needs moderate care.
Not well suited to containers.
Corn is safe for dogs and safe for cats.