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State × crop calendar

Potatoes planting in South Carolina.

Secondary cropZone 8a220-day seasonLast frost March 30VegetableSemi-Hardy

Potatoes planting in South Carolina is shaped by the state's 8a dominant hardiness zone, last frost date around March 30, and a 220-day growing season. Potatoes is grown in South Carolina but is not a dominant crop — works for home gardens, food plots, and some commercial production.

Planting dates on this page are climatological estimates from USDA frost-date norms and zone-typical planting offsets. Verify against Clemson Cooperative Extension for variety- and county-specific guidance.

Planting calendar — 2026

Potatoes · South Carolina · planting calendar
JanFebMarAprMayJunJulAugSepOctNovDeclast frostfirst frostSPRING PLANTINGFALL PLANTING
Ideal windowEarliest / latest tailsFrost zone

Planting windows shift earlier in southern parts of the state and later in northern parts. Use last frost date in your specific county as the reference.

Planting windows

Spring planting

Potatoes
Earliest
March 9
Ideal start
March 16
Ideal end
April 6
Latest
April 20
Soil-temp triggerPlant when soil reaches 45°F at 4-inch depth — often 2-4 weeks before last frost. Cool-season crop.

Fall planting

Potatoes
Earliest
August 7
Ideal start
August 22
Ideal end
September 6
Latest
September 21
Soil-temp triggerPlant when soil reaches 45°F at 4-inch depth — often 2-4 weeks before last frost. Cool-season crop.

Harvest window

Typical start
May 25
Typical end
July 4

Harvest timing varies with planting date and seasonal weather — these dates are typical for the ideal planting window.

Growing notes

Potatoes can be successfully grown in South Carolina with attention to variety selection. The state's 220-day growing season requires choosing varieties appropriate for the growing window.

Potatoes is grown in South Carolina but is not a dominant crop — works for home gardens, food plots, and some commercial production.

Agronomy reference

Soil-temp minimum
45°F
Soil-temp optimum
50–70°F
Days to maturity
70–110
Water (in/wk)
1–1.5"
Soil pH
5–6.5
Nitrogen demand
moderate

Cool season — plant 2-4 weeks before last frost. Fall potato crop is possible in southern states.

Common pests to watch

  • Colorado potato beetle
  • Wireworms
  • Aphids

Pest pressure varies by region and year. Confirm current outbreaks with Clemson Cooperative Extension.

Common diseases

  • Late blight
  • Early blight
  • Scab

Resistance varieties shift each year. Check the current variety trial report for your state.

Variety selection

Variety selection

Potatoes varieties for South Carolina live with your extension service.

Variety performance is micro-regional and changes with each year’s trial cycle. We don’t republish variety lists — instead, we point directly at the source.

Search the extension site for “potatoesvariety trial” or “recommended potatoes varieties” to find the current report.

Yield varies significantly by variety, soil, fertility, and management. Consult your state extension service for variety performance trials in your region.

Potatoes timing. Live alerts.

Bield: Farm ties weather and soil-temperature stations in your county to crop planting thresholds — get notified the day soil temp clears your target window.