What to Plant in December

Burlington, VT · Zone 5a

Last frost: May 10 Frost-free days: 144

The garden rests under snow or mulch. This is planning season — review what worked, order seeds, and sketch out next year's bed layouts.

December at a Glance

Indoor Transplant Direct Sow
1 5 10 15 20 25
Brussels Sprouts

Start Indoors 1

Start these seeds indoors under grow lights or on a sunny windowsill.

Brussels Sprouts
Brussels Sprouts
Dec 1–31
1 per sq ft 80–110 days

December Gardening Tips

  • Start Brussels Sprouts indoors now to give them a head start before transplanting outside.
  • Get a soil test now — results come back fast in the off-season and you can amend before spring.

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