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What to Plant in October — USDA Zone 2b

Here's everything you can start, transplant, sow, and harvest in October in USDA Zone 2b. This zone has an average last spring frost around May 22 and first fall frost around September 10, with a growing season of approximately 111 days.

There are 6 planting activities for October in Zone 2b.

Zone 2b Short season
111 days
Last Spring Frost May 22
111 growing days
First Fall Frost September 10

Where Is Zone 2b?

Harvest in October

Plant Type Date Range Days to Maturity
Amaranth Vegetable 90–120 days
Brussels Sprouts Vegetable 90–130 days
Celery Vegetable 80–120 days
Parsnip Vegetable 100–130 days
Snap Peas Vegetable 55–70 days
Sunflower Vegetable 70–100 days

Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals, University Cooperative Extension planting guides. Planting dates are estimates based on average frost dates — local conditions may vary. Last updated: April 2026.