Food Storage - How long can you keep...


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3-4 days
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1-2 months



  • How long does a can of hearts of palm last once opened? The precise answer depends to a large extent on storage conditions - keep opened hearts of palm refrigerated and tightly covered.
  • To maximize the shelf life of canned hearts of palm after opening, refrigerate in covered glass or plastic container.
  • How long do opened canned hearts of palm last in the refrigerator? Canned hearts of palm that have been continuously refrigerated will keep for about 3 to 4 days.
  • Are canned hearts of palm safe to use after the "expiration" date on the package? Yes, provided they have been stored properly, the can or package is undamaged, and there are no signs of spoilage (see below) - commercially canned hearts of palm will typically carry a "Best By," "Best if Used By," "Best Before", or "Best When Used By" date but this is not a safety date, it is the manufacturer's estimate of how long the hearts of palm will remain at peak quality.
  • To further extend the shelf life of opened canned hearts of palm, freeze them: to freeze canned hearts of palm, place inside covered airtight containers or heavy-duty freezer bags.
  • How long do canned hearts of palm last in the freezer? Properly stored, they will maintain best quality for about 2 months, but will remain safe beyond that time.
  • The freezer time shown is for best quality only - hearts of palm that have been kept constantly frozen at 0°F will keep safe indefinitely.
  • How long do canned hearts of palm last after being frozen and thawed? Hearts of palm that have been defrosted in the fridge can be kept for an additional 3 to 4 days in the refrigerator before using; hearts of palm that were thawed in the microwave or in cold water should be used immediately.
  • How can you tell if opened canned hearts of palm are bad or spoiled? The best way is to smell and look at the hearts of palm: if the hearts of palm develop an off odor, flavor or appearance, or if mold appears, they should be discarded.
  • Discard all hearts of palm from cans or packages that are leaking, rusting, bulging or severely dented.

Sources: For details about data sources used for food storage information, please click here

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