What to plant in June in South Carolina
In South Carolina (SC), June is the heart of the growing season - about 12 weeks after the last frost (March 25) and 20 weeks before the first (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).
9 crops have a sowing or planting window this month.
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 tomato, lettuce or garlic in South Carolina.
South Carolina: planting activity through the year
Keep sowing (succession)
Repeat sowings of crops already in the ground, for a steady harvest instead of a glut.
- Cucumber: sow again on Jun 10
- Zucchini / Summer Squash: sow again on Jun 24
- Bush Bean: sow again on Jun 10 and Jun 24
- Sweet Corn: sow again on Jun 10 and Jun 24
- Basil: sow again on Jun 10
- Edamame (Soybean): sow again on Jun 10 and Jun 24
- Southern Pea (Cowpea): sow again on Jun 3 and Jun 17
- Sunflower: sow again on Jun 10 and Jun 24
- Amaranth (Leaf): sow again on Jun 10 and Jun 24
Harvesting in June
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.
Peak growing season: June garden jobs in South Carolina
- Water deeply two or three times a week rather than a little every day - about an inch a week, more in heat. See watering a vegetable garden.
- 20 weeks until the average first frost (November 5). Plan the fall garden now - most fall crops are sown 8-12 weeks before first frost. See the fall and winter garden guide.
- Check the undersides of leaves twice a week - catching pests early is most of the battle (pest identification guide).
- Harvest often: cabbage, basil, broccoli, cauliflower should be coming in. Picking regularly keeps beans, squash and cucumbers producing.
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 June?
9 crops have a window in June: . The tables above give the exact dates for each.
Is it too late to plant tomatoes in South Carolina in June?
For this year, yes - the tomato windows in South Carolina have closed. The next step is to start seeds indoors from about January 28.
Is it too late to plant lettuce in South Carolina in June?
Not too late - it's actually a little early. In South Carolina the next lettuce window opens around August 31: sow for a fall crop.
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 June?
From plantings made on time: cabbage, basil, broccoli, cauliflower, radicchio, tarragon, potato, parsley, new zealand spinach, fennel (bulb).
What to plant in June 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.