What to Plant in January
Charleston, SC · Zone 8b
Last frost: Mar 5
Frost-free days: 265
Mild winters mean you can still direct sow cool-season crops outdoors. Start planning spring plantings and get warm-season seeds organized.
January at a Glance
Indoor
Transplant
Direct Sow
1
5
10
15
20
25
Start Indoors 28
Start these seeds indoors under grow lights or on a sunny windowsill.
Plant now
Chives
Jan 1 – Dec 31
9 per sq ft
60–90 days
Lavender
Jan 1 – Dec 31
1 per sq ft
90–120 days
Mint
Jan 1 – Dec 31
4 per sq ft
60–90 days
Oregano
Jan 1 – Dec 31
1 per sq ft
60–90 days
Parsley
Jan 1 – Apr 15
4 per sq ft
70–90 days
Rosemary
Jan 1 – Dec 31
1 per sq ft
80–120 days
Sage
Jan 1 – Dec 31
1 per sq ft
75–90 days
Thyme
Jan 1 – Dec 31
4 per sq ft
70–90 days
Artichoke
Jan 1 – Dec 31
1 per sq ft
85–100 days
Broccoli
Jan 1 – Mar 31
1 per sq ft
60–100 days
Brussels Sprouts
Jan 1–16
1 per sq ft
80–110 days
Cabbage
Jan 1 – Mar 31
1 per sq ft
70–100 days
Cauliflower
Jan 1 – Mar 31
1 per sq ft
55–100 days
Celery
Jan 1 – Feb 28
4 per sq ft
80–120 days
Kale
Jan 1 – May 8
1 per sq ft
50–65 days
Leek
Jan 1 – Dec 31
4 per sq ft
90–150 days
Lettuce
Jan 1 – Mar 31
4 per sq ft
45–60 days
Onion
Jan 1 – Dec 31
9 per sq ft
100–120 days
Spinach
Jan 1 – Mar 16
9 per sq ft
35–50 days
Strawberry
Jan 1 – Dec 31
4 per sq ft
60–90 days
Sunflower
Jan 1 – Dec 31
1 per sq ft
70–100 days
Swiss Chard
Jan 1 – May 23
4 per sq ft
50–60 days
Tomato
Jan 1 – May 23
1 per sq ft
65–80 days
Growing guide
Eggplant
Jan 9 – Apr 30
1 per sq ft
70–90 days
Pepper
Jan 9 – Apr 30
1 per sq ft
60–100 days
Growing guide
Later this month
Pumpkin
Jan 24 – May 23
¼ per sq ft
85–120 days
Squash
Jan 24 – Jul 16
1 per sq ft
45–65 days
Zucchini
Jan 24 – Jul 23
1 per sq ft
45–60 days
Transplant 22
Move these seedlings from indoors to your garden beds.
Chives
Jan 1 – Dec 31
9 per sq ft
60–90 days
Lavender
Jan 1 – Dec 31
1 per sq ft
90–120 days
Mint
Jan 1 – Dec 31
4 per sq ft
60–90 days
Oregano
Jan 1 – Dec 31
1 per sq ft
60–90 days
Parsley
Jan 1 – Jun 23
4 per sq ft
70–90 days
Rosemary
Jan 1 – Dec 31
1 per sq ft
80–120 days
Sage
Jan 1 – Dec 31
1 per sq ft
75–90 days
Thyme
Jan 1 – Dec 31
4 per sq ft
70–90 days
Artichoke
Jan 1 – Dec 31
1 per sq ft
85–100 days
Broccoli
Jan 1 – May 23
1 per sq ft
60–100 days
Brussels Sprouts
Jan 1 – May 23
1 per sq ft
80–110 days
Cabbage
Jan 1 – May 23
1 per sq ft
70–100 days
Cauliflower
Jan 1 – May 23
1 per sq ft
55–100 days
Celery
Jan 1 – May 23
4 per sq ft
80–120 days
Kale
Jan 1 – Jun 23
1 per sq ft
50–65 days
Leek
Jan 1 – Dec 31
4 per sq ft
90–150 days
Lettuce
Jan 1 – Apr 30
4 per sq ft
45–60 days
Onion
Jan 1 – Dec 31
9 per sq ft
100–120 days
Spinach
Jan 1 – Apr 15
9 per sq ft
35–50 days
Strawberry
Jan 1 – Dec 31
4 per sq ft
60–90 days
Sunflower
Jan 1 – Dec 31
1 per sq ft
70–100 days
Swiss Chard
Jan 1 – Jun 23
4 per sq ft
50–60 days
Direct Sow 8
Plant these seeds directly into the soil outdoors.
Cilantro
Jan 1 – Apr 30
9 per sq ft
30–45 days
Beet
Jan 1 – Jun 23
9 per sq ft
50–70 days
Carrot
Jan 1 – Jul 16
16 per sq ft
70–80 days
Garlic
Jan 1 – Dec 31
9 per sq ft
180–240 days
Peas
Jan 1 – May 8
8 per sq ft
55–70 days
Potato
Jan 1 – Jul 16
1 per sq ft
70–150 days
Radish
Jan 1 – Apr 30
16 per sq ft
22–30 days
Turnip
Jan 1 – Jun 23
9 per sq ft
30–60 days
January Gardening Tips
- Start Tomato, Pepper, Squash indoors now to give them a head start before transplanting outside.
- Lettuce, Broccoli, Cabbage can be transplanted outside this month. Harden off seedlings over 5–7 days before planting out.
- Direct sow Carrot, Peas, Potato straight into the garden — no transplanting needed.
- Check seed starting supplies — grow lights, heat mats, and fresh seed-starting mix. Order seeds early for the best selection.
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