How long does Sweet potato last at room temperature?

Sweet potato lasts 2–5 weeks at room temperature.

How do you know if Sweet potato has gone bad?

Sweet potato has likely gone bad if you notice soft spots, mould, shrivelled skin; sour or fermented smell; mushy, leaking, or hollow feel. When in doubt, throw it out.

How Long Does Sweet Potato Last?

Sweet Potato keeps 2–5 weeks in the pantry, according to cited USDA/FDA storage references.

2 cited USDA/FDA/FSIS sources
Editorial review · Verified June 2026

2–5 weeks

Safe range

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Based on USDA/FSIS guidance:

Cut vegetables are perishable — refrigerate within 2 hours and use within a few days for best quality and safety.

Source

Trim small bad spots, but discard sweet potatoes that are widely soft, mouldy, or fermented-smelling.

How to tell if it's gone bad

Look:Soft spots, mould, shrivelled skin
Smell:Sour or fermented smell
Texture:Mushy, leaking, or hollow feel

When in doubt, throw it out. If Sweet Potato smells, looks, or feels off — discard it. Food poisoning is not worth the risk.

How to store Sweet Potato

Keep Sweet Potato protected from heat, moisture, and contamination in the pantry. Use the pantry duration shown above for this food state.

Storage tips

Keep sweet potatoes loose in a cool, dark, well-ventilated cupboard — not the fridge, where cold makes them develop a hard core and off taste.

Is it still good?

Enter when you bought or opened it and where it's stored.

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