What to Plant in October
USDA Zone 3a
Last frost: May 15 – Jun 1
Frost-free days: 90–120
The growing season is winding down. Plant garlic for next year, clean up spent crops, and sow cover crops on empty beds. Cold frames can extend the harvest.
No crops are typically planted in October for Zone 3a.
Try checking adjacent months or a warmer zone.
October Gardening Tips
- Clean up spent crops to reduce overwintering pest and disease pressure.
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