Should I store sweet potatoes in the fridge?

When It Makes Sense

• Good fit: You have harvested a large batch of sweet potatoes and need to keep a portion usable for up to two weeks while you consume the rest.
• Good fit: You live in a hot, humid environment where room‑temperature storage leads to rapid sprouting or mold growth.

When You Should Avoid It

• Warning sign: You plan to keep sweet potatoes for more than a month; refrigeration can cause a gritty texture and off‑flavors that never fully recover.
• Warning sign: You require the sweet potatoes for recipes that rely on their natural sweetness and moist texture, such as baked fries, where chilling injury reduces quality.

Pros and Cons

Pros

• Refrigeration slows sprouting and mold, extending shelf life in warm climates.
• Cool, dry conditions reduce the risk of the potatoes becoming soft or collapsing during transport.

Cons

• Cold temperatures (< 55 °F/13 °C) can cause the starches to convert to sugars, leading to a gritty texture and overly sweet flavor.
• Moisture buildup inside a fridge bag can promote rot if the potatoes are not wrapped in paper or stored in a breathable container.

Decision Checklist

• Will I use the sweet potatoes within 10–14 days?
• Is my kitchen temperature consistently above 70 °F (21 °C) making room storage risky?
• Do I have a way to keep them dry and loosely covered to prevent condensation?

Alternatives to Consider

For longer storage, keep sweet potatoes in a cool (55–60 °F/13–16 °C), dark, and well‑ventilated cellar or pantry. If you have excess, consider blanching and freezing them for later use, or curing them at 80–85 °F (27–29 °C) with high humidity for a week before any refrigeration.

Final Recommendation

If you need to preserve sweet potatoes for only a short period and live in a warm, humid environment, placing them in the fridge—wrapped in paper and kept in a breathable container—can be effective. For longer‑term storage or when texture and flavor are critical, opt for a cool, dark pantry or cure them before refrigerating. When in doubt, consult a local extension service or food‑safety professional for guidance specific to your climate.