What to plant in October in South Carolina
In South Carolina (SC), October sits about 3 weeks before the average first fall frost (November 5). The state averages 225 frost-free days a year (last frost March 25, first frost November 5; USDA zones 7a, 7b, 8a, 8b, 9a).
3 crops have a sowing or planting window this month: arugula, watercress, radish - and 3 of those windows close during October.
Dates here come from South Carolina frost dates (last frost Mar 25, first frost Nov 5). For one crop in detail, see when to plant arugula, radish or tomato in South Carolina.
South Carolina: planting activity through the year
Last chance in October
Arugula (sow for a fall crop, by Oct 1) · Watercress (sow for a fall crop, by Oct 1) · Radish (sow for a fall crop, by Oct 8)
For fall and winter harvests (3)
Sowings counted back from South Carolina's first fall frost, so the crop matures before the cold - or, for garlic and similar, planted after it.
| Crop | What to do | Window | This month |
|---|---|---|---|
| Arugula | Sow for a fall crop | Sep 14 – Oct 1 | Last chance - ends Oct 1 |
| Watercress | Sow for a fall crop | Sep 14 – Oct 1 | Last chance - ends Oct 1 |
| Radish | Sow for a fall crop | Sep 21 – Oct 8 | Last chance - ends Oct 8 |
Harvesting in October
First harvests expected this month from crops sown or planted on time earlier in the season.
Planting dates for popular crops in South Carolina
Every crop has its own full-year dates for South Carolina: indoor start, transplant or direct sowing, and harvest.
Spring bulbs to plant in October in South Carolina
Daffodils in October or November. Other spring bulbs only once the soil at planting depth stays below 60°F. On the coast, most bulbs go in late December or early January. (Clemson Home & Garden Information Center) ↗
Fall garden season: October garden jobs in South Carolina
- The average first frost is November 5, about 3 weeks away. Pick tender crops (tomatoes, peppers, squash, beans) before it, or cover them on cold nights.
- Still time to sow or plant: arugula, watercress, radish. Fast greens and radishes are the safest bets this late.
- Row cover buys 4-6°F of frost protection and weeks of extra harvest - see season extension.
- Pull finished crops and sow a cover crop (cereal rye or crimson clover) into empty beds before the soil gets cold.
USDA zone chart for South Carolina
South Carolina spans USDA zones 7a, 7b, 8a, 8b, 9a. Colder zones, usually higher or further inland, have a later last spring frost and an earlier first fall frost than the state average.
Questions gardeners ask
What vegetables can I plant in South Carolina in October?
3 crops have a window in October: arugula, watercress, radish. The tables above give the exact dates for each.
Is it too late to plant garlic in South Carolina in October?
Not too late - it's actually a little early. In South Carolina the next garlic window opens around November 16: plant in fall, after first frost.
Is it too late to plant tomatoes in South Carolina in October?
For this year, yes - the tomato windows in South Carolina have closed. The next step is to start seeds indoors from about January 28.
When is the first frost in South Carolina?
The statewide average first fall frost is around November 5 and the last spring frost around March 25. Your town can be a week or two either side - look yours up by ZIP code.
What can I harvest in South Carolina in October?
From plantings made on time: zucchini / summer squash, cucumber, broccoli, cauliflower, cabbage, bush bean, kale, lettuce, brussels sprouts, bok choy / pak choi.
When should I plant spring bulbs in South Carolina?
Daffodils in October or November. Other spring bulbs only once the soil at planting depth stays below 60°F. On the coast, most bulbs go in late December or early January. (Clemson Home & Garden Information Center). See the bulb planting guide for depth and spacing.
What to plant in October in other states
Dates are computed from South Carolina’s statewide average frost dates (from NOAA/NCEI climate normals) and each crop’s timing in our crop database. Your garden may be a week or two either side - for dates tuned to your ZIP code, use the planting calendar.