What to Plant in January
Omaha, NE · Zone 5b
Last frost: Apr 20
Frost-free days: 173
The garden is dormant outdoors, but it's time to start planning and get seed orders in. Some long-season crops like peppers and onions can be started indoors this month.
January at a Glance
Indoor
Transplant
Direct Sow
1
5
10
15
20
25
Chives
Lavender
Mint
Parsley
Rosemary
Thyme
Artichoke
Broccoli
Brussels Sprouts
Cabbage
Cauliflower
Celery
Leek
Onion
Start Indoors 14
Start these seeds indoors under grow lights or on a sunny windowsill.
Plant now
Brussels Sprouts
Jan 1 – Feb 7
1 per sq ft
80–110 days
Leek
Jan 1 – Apr 8
4 per sq ft
90–150 days
Onion
Jan 1 – Apr 8
9 per sq ft
100–120 days
Chives
Jan 9 – Apr 23
9 per sq ft
60–90 days
Parsley
Jan 9 – May 31
4 per sq ft
70–90 days
Celery
Jan 9 – Mar 23
4 per sq ft
80–120 days
Later this month
Lavender
Jan 17 – Feb 28
1 per sq ft
90–120 days
Mint
Jan 17 – Apr 30
4 per sq ft
60–90 days
Rosemary
Jan 17 – Mar 8
1 per sq ft
80–120 days
Thyme
Jan 24 – Apr 15
4 per sq ft
70–90 days
Artichoke
Jan 24 – Apr 30
1 per sq ft
85–100 days
Broccoli
Jan 24 – Apr 23
1 per sq ft
60–100 days
Cabbage
Jan 24 – Apr 23
1 per sq ft
70–100 days
Cauliflower
Jan 24 – Apr 23
1 per sq ft
55–100 days
January Gardening Tips
- Start Broccoli, Cabbage, Celery indoors now to give them a head start before transplanting outside.
- Check seed starting supplies — grow lights, heat mats, and fresh seed-starting mix. Order seeds early for the best selection.
Nearby Cities
Ready to plan your garden?
Add these crops to your garden plan and get personalized planting reminders for Zone 5b.
Start Planning Free