Georgia's long, hot summers make sweet potatoes an excellent home-garden crop. Unlike Irish potatoes, sweet potatoes are warm-season plants usually started from rooted plants called slips, not ordinary garden seed.
Sweet potatoes want warmth. UGA's statewide chart lists April 15–June 15. UGA's home-garden guidance adds useful regional detail: soil should reach about 70°F, which can occur around mid-April in South Georgia and in the first part of May in middle to North Georgia.
This is one of the most important corrections for new growers. Sweet potatoes are generally grown from slips—rooted shoots produced from sweet potato roots. Healthy slips from a reliable source are much more practical for home gardeners than trying to start the crop from botanical seed.
UGA's current statewide planting chart lists Centennial, Georgia Red, Giant Jet, Hernandes and Red Jewel. UGA home-garden guidance also discusses Beauregard, Centennial, Jewel, Porto Rico and Yellow Jersey. Choose based on maturity, soil, disease resistance, vine habit and the type of flesh you prefer.
Sweet potatoes prefer loose, well-drained soil. UGA notes that unamended clay can produce small roots. In heavier Georgia soils, improve drainage and structure with aged compost or other organic amendments and consider raised rows or beds. Avoid waterlogged ground.
Harvest timing depends on cultivar, planting date and weather. Dig carefully to avoid skinning or cutting the roots. Sweet potatoes are frost-sensitive, so don't leave the crop exposed to damaging cold simply to gain extra size.
Freshly dug sweet potatoes benefit from curing under warm, humid conditions. Curing helps minor wounds heal and improves eating and storage quality. Handle roots gently—cuts and bruises reduce storage life.
Root-feeding insects, flea beetles, caterpillars and diseases can affect the crop. Start with healthy planting material, rotate the crop, scout foliage and roots, and avoid planting repeatedly in the same bed. Correctly identify a pest before selecting any treatment.
Continue with Georgia vegetables, our growing guides, seasonal produce and garden-to-kitchen recipes.
Georgia timing note: statewide planting dates are planning guides. Adjust for your county, elevation, frost dates and current weather.
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