Dig wide. To avoid cutting into the sweet potatoes, use a gardening fork or shovel to gently loosen the soil in an 18-inch-wide circle around the crown of the plants. Once the soil is loose, it should ...

Like other root vegetables, sweet potatoes are incredibly hardy—they’ll last for 3–5 weeks when stored at room temperature. If you’re tempted to toss a semi-old sweet potato in the fridge in the hopes ...