When do you plant corn in zone 6b?

In USDA hardiness zone 6b (last frost ~Apr 23, 2026, first frost ~Oct 21, 2026): Direct sow outdoors May 4, 2026–Oct 21, 2026. Exact dates vary by location within the zone.

When to plant corn in zone 6b

A planting schedule for corn in USDA hardiness zone 6b, where the typical last spring frost is around Apr 23, 2026 and the first fall frost around Oct 21, 2026. Dates are computed from NOAA frost normals for a representative location (ZIP 01509) — your exact dates depend on your address.

Corn planting schedule for zone 6b

Direct sow outdoorsMay 4, 2026 – Oct 21, 2026

Playing it safe with tender crops? Spring frost holds off until about May 4, 2026 in roughly 9 years out of 10.

Want exact corndates for your address, a drag-and-drop bed layout, and reminders when it’s time to sow? Enter your ZIP:

Free on one garden — no credit card. See the full corn growing guide or the whole zone 6b calendar.

Corn in other zones

Zone 4b
Zone 5b
Zone 7b
Zone 8b
Zone 9b

More crops for zone 6b

Leek
Onion
Celery
Arugula
Collard
Kale
Parsley
Beet
Broccoli
Brussels Sprouts
Cabbage
Cauliflower

Frost dates are NOAA 1991–2020 climate normals for a representative location (ZIP 01509) in zone 6b; your exact dates depend on your address. Schedules are guidance, not guarantees.