Growing Sweet Potatoes in Iowa

Freshly harvested potatoes with soil and roots displayed on a wooden raised garden bed with a barn and garden beds visible in the background.

Plant sweet potato slips in Iowa after frost risk has passed and the soil has actually warmed, not on a fixed calendar date.

Growing Sweet Potatoes in Illinois

A sprawling potato field with neat rows of green foliage stretches toward a distant farmhouse under cloudy skies.

Illinois gardeners can grow sweet potatoes, but the calendar shortcut fails. The crop goes in when the soil is warm, weeks after the last frost, not on it.

Growing Sweet Potatoes in Hawaii

Fresh potatoes with varied skin colors displayed whole and sliced on a rustic wooden surface with burlap and cardboard in the background.

There is no planting date to look up. Lowland Hawaii has no frost season, so sweet potatoes here follow rainfall, elevation and which side of the island…

Growing Sweet Potatoes in Georgia

A Georgia potato beetle with distinctive yellow and black stripes rests on a green potato plant leaf in garden soil.

Plant sweet potato slips in Georgia after the frost risk is over and the soil has warmed, which means well after the March frost dates, not on them.