What to Plant in September
Omaha, NE · Zone 5b
Last frost: Apr 20
Frost-free days: 173
The first frost is approaching. Finish up fall plantings and protect tender crops. Garlic goes in the ground this month or next. Harvest and preserve summer bounty.
September at a Glance
Indoor
Transplant
Direct Sow
1
5
10
15
20
25
Beet
Radish
Swiss Chard
Turnip
Transplant 1
Move these seedlings from indoors to your garden beds.
Swiss Chard
Mar 17 – Sep 8
4 per sq ft
50–60 days
Direct Sow 3
Plant these seeds directly into the soil outdoors.
Plant now
Beet
Mar 9 – Sep 8
9 per sq ft
50–70 days
Turnip
Mar 9 – Sep 30
9 per sq ft
30–60 days
Later this month
Radish
Sep 16 – Oct 8
16 per sq ft
22–30 days
September Gardening Tips
- Swiss Chard can be transplanted outside this month. Harden off seedlings over 5–7 days before planting out.
- Direct sow Beet, Radish, Turnip straight into the garden — no transplanting needed.
- Protect tender crops from early frost with row cover — this can extend your season by several weeks.
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