How Long Do Walnuts Last? Do Walnuts Go Bad in 2022

Walnuts are an excellent source of many vital nutrients. They are the only nut that contains significant amounts of alpha-linolenic acid, which is an Omega-3 fatty acid that has been shown to improve heart health and may also be helpful in preventing conditions such as Alzheimer’s disease and diabetes.

In order to answer the question, How Long Do Walnuts Last, we need to look at both the storage conditions of walnuts and also how you intend to use them?

The Store shelled or unshelled walnuts can last up to 4 to 6 month if you store them in an air-tight container and keep in a cool, dry place such as the refrigerator. If you packed walnuts in the freezer for later use, they can last up to 12 months.

The unshelled walnuts have a much longer shelf life of up to 12 months. this is a tentative period As after that also some of the walnuts may go dry, and not you have to discard all the walnuts right away. You can throw by checking the quality of each and every walnut after 12 months.

Shelled walnuts can last up to 6 months from the date of packing.

Moreover, while buying walnuts if you got a package with the best date on the label, you can consider that most of the nuts will last for a couple of months more.

Walnuts type  pantry fridge  freezer 
Unshelled  6-9 months  12 months  2 years 
shelled  3 weeks  6 months  1 year

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How to store walnuts

Storing methods plays important role in extending the shelf life of any food.

Walnuts are relatively sturdy and can last longer than many other nuts. Some people store walnuts at room temperature, but they should be refrigerated if you want them to last for more than a few months.

Walnuts come in a shell and have a high-fat content, so they can go rancid quickly. Fortunately, how to store walnuts is not difficult. All you need to do is keep the nuts in a cool dry place away from heat sources with good air circulation.

storing walnuts is not as simple as how to store peanuts because walnuts are much more delicate than peanuts. Storing walnuts incorrectly can have an effect on how long they stay fresh. However, with the right conditions, how to store walnuts will ensure you have a safe fruit for longer periods of time.

Storage methods-

  • How To Store Walnuts In Freezer

Freezing is one way how to create longevity within your haul of harvested or purchased nuts. Place them inside an airtight container before placing them inside the coldest area of your refrigerator (the bottom drawer) for up to months. Afterward, transfer to the freezer where howto store walnuts will remain fresh for up to several months.

  • How To Keep Walnuts Dry

Humidity can cause how to store walnuts to rot or go bad at a faster rate. Store your how-to store black walnuts in an airtight container which is placed within a cool, dry place. Make certain how to keep black walnuts are completely dry before transferring them into storage containers as moisture will speed up the decaying process of how long to keep black walnuts.

  • How To Store Black Walnuts

Black walnuts require their own special kind of storage because if they encounter green walnuts, they will absorb their oils, causing how do you pick green walnut fruit? much longer than expected for how to store them. Only how do you pick green walnut fruit? black walnuts that have been completely ripened and then shelled can be kept in proper conditions for how long.


Do walnuts go bad?

As walnuts are so sturdy type, they don’t expire so quickly. however we can find changes in terms of taste, so that’s the reason people generally wonder Do walnuts go Bad?

Actually, one year is the standard life of the walnuts if you have kept them in the airtight container in a cool and dry place. moreover, if you keep them in the freezer it becomes 4 to 5 years.

Dry place because wet place or moisture may damage or spoil the walnuts due to bacteria get directly in contact with walnuts. also as they have oil contents more once you remove them from cold storage it will last till 10 months approximately.

How to Tell If Walnuts Are Bad?

I would like to write about the signs that walnuts have gone bad so the next time you want to use them for something you can look out for these signs.

1.  Look – The first sign of bad nuts is if they are moldy. If they start to look mushy and there is little white or yellow spots then it means that they have started to grow mold and they should not be eaten anymore.

2.   Smell –  Another way to tell if your walnuts have gone bad is by smell, good walnuts smell really nutty and strong, but if the smell has faded or changed even a little bit, this could mean that they’ve gone rancid which makes them inedible.

A good way to check if your walnuts are good is by throwing them in water. If they sink to the bottom, then they are fresh and healthy enough to be eaten. But an old or bad one will float on the top of the water because they’ve gone rancid, this also makes it easier for you to see which ones are good and which ones aren’t.

3. Taste –  The worst way that you can know if your walnuts have gone bad is by taste testing them, but if you do eat any that were spoiled then there could be some serious health effects like vomiting, nausea, fever, headaches, etc…

Another way to tell if your walnuts have gone bad is by looking at how translucent they are. If they start to look really clear and you can see through them, then they have met their expiry date and are no longer good to use.

4. Texture  – If your walnuts start to smell like vinegar or stinky feet then these are another sign that they have gone bad. They should never be eaten if the smell is strong because it could make you sick by triggering your gag reflexes which will make you nauseous or give you a headache.

Final Thoughts-

When storing walnuts, make sure to keep them in an airtight container in your kitchen. Keeping them in the refrigerator is optional, but not necessary. As long as they are kept cool and dry, walnuts will last up to a year. If you have more questions about how long do walnuts last.

The shelf life of walnuts can be affected by a number of factors, including their freshness and storage. To help you avoid waste in the future, we’ve provided some tips below for extending their shelf life. Store Them in a Cool, Dry Space
The ideal temperature range for storing nuts is 40-50 degrees F, so if possible it’s best to store them in an air-conditioned room or closet. Because humidity levels above 50% can speed