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What to Plant in October — USDA Zone 2a

Here's everything you can start, transplant, sow, and harvest in October in USDA Zone 2a. This zone has an average last spring frost around May 30 and first fall frost around September 1, with a growing season of approximately 94 days.

There are 8 planting activities for October in Zone 2a.

Zone 2a Very short season
94 days
Last Spring Frost May 30
94 growing days
First Fall Frost September 1

Where Is Zone 2a?

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
Lentils Vegetable 80–110 days
Parsnip Vegetable 100–130 days
Savoy Cabbage Vegetable 70–110 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.