What to Plant in October — Zone 6

October closes the season in zone 6 — the average first frost arrives around Oct 22. It's harvest and garlic-planting time more than sowing time.

Fall planting — Counted back from the first fall frost.

🧄 Garlic Sep 10 – Oct 8 plant cloves; harvest next summer

Windows use zone 6's typical frost dates (Apr 10 / Oct 22). For your own city's dates, run the frost lookup — the planting calendar then localizes everything automatically.

Frequently asked questions

What can I plant outside in October in zone 6?

1 crops can go in the ground: garlic. Exact windows are in the tables above — early and late in the month can differ by a full frost date.

Is October the right time for tomatoes in zone 6?

The spring window has passed; tomatoes set out this late won't beat the Oct 22 average first frost to ripeness. Plan for next spring's seed-starting instead.

October in other zones

Zone 1Zone 2Zone 3Zone 4Zone 5Zone 6Zone 7Zone 8Zone 9Zone 10Zone 11Zone 12Zone 13

Zone 6, month by month

← September November → All months

Zone 6 frost dates near you

Juneau, AKFlagstaff, AZDenver, COHartford, CTCoeur d’Alene, IDChicago, ILSpringfield, ILIndianapolis, IN