Do Pecans Go Bad? How to Tell Good Pecans From Bad Pecans (2024)

Do Pecans Go Bad? How to Tell Good Pecans From Bad Pecans (1)

For many people, pecans conjure thoughts of decadent pastries, cookies and classic Southern pecan pie. However, pecans also make for a convenient and nutritious snack. They are full ofmagnesium, fiber and healthy unsaturated fats.

With deliciousflavor, the highest amount of antioxidants and the lowest amount of net carbs per serving of any nut, pecans aren’t just an ingredient for your holiday cooking and baking. Families across the nation are wisely adding this nutritious, American-grown nut to their snacking rotation. If you plan to snack on pecans, you may be curious about their shelf life and the best practices for storing them.

Shelf Life of Pecans

Like most produce, pecans have a shelf life. Depending on how well you store them and whether they still have their shells, pecans can last for a long time. To maximize theshelf life of pecans,try to keep them in airtight receptacles such as sealed plastic bags or rigid plastic containers.

With their high amount of plant-based oil, pecans also last longer at lower temperatures preventing the fats from spoiling. Properly stored, shelled pecans can last forup to six months,while unshelled — or in-shell — pecans can last for up to nine to 12 months. Try saving some refrigerator space for your pecans, as both shelled and unshelled varieties last longer and retain more of their flavor when stored in a chilled environment.

How Long Do Pecans Last in the Shell?

Shelled pecans are more likely to go rancid and are more prone to absorbing tastes and odors from other foods in your refrigerator. When protected by their natural shells, pecans generally last longer. Around room temperature, in-shell pecans can lastforup to 4 months.At chillier temperatures, they can last for much longer. Frozen, in-shell pecans can remain good for several years.

Ifyou choose to buy unshelled pecans, look for nuts that feel heavy relative to their size, don’t have any cracks or damage to their shells and don’t rattle around when you shake them. Also keep in mind you won’t be able to shell the pecans with your hands alone. You’ll need to carefully use a nutcracker or hammer to get to the tasty snack inside.

Can You Freeze Pecans?

Freezing pecans is one of the best ways to store pecans due to their low water content. Freezing preserves their flavor and freshness when you only use them sparingly. You can easily buy pecans in bulk and save them for years in the freezer.

How Long Do Unshelled Pecans Last in the Freezer?

Unshelled pecans can last between two and four years in the freezer and taste great when you take them out. Roasted, salted or candied pecans also do well in the freezer, thanks to the extra layer of insulation. The freezer can protect pecans from pests, humidity, heat and other factors that would cause them to go rancid or bad. When you take your pecans out of the freezer, taste them before using them for recipes to ensure they are still fresh.

How to Store Pecans in the Freezer

To keep your pecans safe in the freezer, it’s best to store them in a freezer-safe plastic bag with all of the air squeezed out. For extra protection, you can double bag the pecans or place them in a freezer-safe storage container. Pecans are still prone to absorbing smells and moisture while in the freezer, so storing them in a bag or bin will help them maintain their original flavor.

It’s best to store pecans in multiple recipe-ready bags or bins so you can defrost the amount you need. Separating the pecans into smaller bags can save you the hassle of defrosting them all, only to put most of them back in the freezer once you have the needed amount.

How to Defrost Frozen Pecans

Defrosting pecans is simple. Leave them on the counter until they reach room temperature, about 30 minutes. Microwaving pecans can cause them to lose their freshness and flavor and may even give them a chewy texture, so it’s best to let the pecans defrost on their own.

Defrost the pecans right before you want to eat them or use them for cooking. If you happen to defrost them earlier than you need, you can place them in the fridge to maintain their freshness. They should keep their flavor for at least two months after defrosting. You can also refreeze them and they will still retain their taste for the next time.

How to Tell Good Pecans From Bad

Knowing how to tell if pecans are good or badcan help you select nuts that may last the longest with proper storage.It may not be obvious, as there are several factors involved in choosing the best pecans. Like many naturally grown foods, pecans aresusceptible to pests, fungi and damagefrom harvesting and handling. To enjoy the best pecans, keep these factors in mind:

  • Shell shape:As pecans grow, they form inside the husk as nutrients travel through the husk and shell. Dry weather, low-nutrient soil and insect damage are all possible interruptions to this growing process. When a pecan hasn’t grown properly, it tapers towards the tip end, so look out for this visual sign of a bad pecan.
  • Coloration:High-quality pecans should exhibit a smooth, uniform color. Certain varieties of pecans, such as Stuarts, show stripes near one end of the shell. For these striped varieties, look for a clear definition between the color of the stripe — black or very dark — and the light tan color of the pecan’s shell. Consistent color and definitive stripes are both excellent indicators of quality pecans.
  • Weight:A good pecan bears a hefty weight relative to its size. If a pecan feels light and unsubstantial, it probably doesn’t contain a quality nut.
  • Sound:You may not think sound plays a role in identifying a good pecan, but it can. High-quality pecans will sound solid when rattled together or dropped. In contrast, bad pecans will sound hollow because the nut inside hasn’t completely filled out. To pick good pecans by ear, try shaking them in your hand to listen for the right sound.
Do Pecans Go Bad? How to Tell Good Pecans From Bad Pecans (2)

Shelled vs. Unshelled Shelf Life

Unshelled pecans retain the protective benefits of their natural shell. Storing in-shell pecans offers a bit more leeway as the shells provide protection from insects, molding and moisture that shelled pecans miss out on. However, both shelled and unshelled pecans can be storedeasilyfor a convenient and healthy ingredient or snack.

As long as they’re in a cool place, unshelled pecans can last forup to six months. Shelled pecans will last up to nine months in the refrigerator. In both cases, be sure to use a sealed container to provide another layer of protection from pests and humidity. Plastic bags, glass jars, reusable tin cans and other containers that lock out air are excellent choices for pecan storage.

Also, consider that whole nuts retain their taste and nutrition longer than nuts in pieces. Roasting pecans may decrease their shelf life, but roasted pecans more than make up for it in convenience and flavor. You can add roasted pecans to salads, stir-frys, baked goods, ice cream and meat dishes. Best of all, enjoy pecans as an any-time-of-day snack.

What’s the Proper Way to Store Pecans?

Delicious, healthy snacks sometimes require a bit more care than quick-and-easy, processed options—but it’s worth the effort. By learning what to avoid when storing pecans, you can have this tasty, nutritious snack ready to enjoy any time:

  • Keep pecans away from moisture:To prevent discoloration, molding and breakdown of the oils inside pecans, store them in a low-moisture environment. In-shell pecans may start todarken in colorwhen stored amidst high humidity.
  • Store pecans in cool, dry places away from heat:Because pecans contain sucha high amount ofhealthy, plant-based oils, they are prone to going rancid if they spend too long in warm temperatures.
  • Protect pecans from strong odors:Shelled pecans are prone to absorbing unwanted odors. Nearby vegetables, fruits and even paint or wood may end up affecting the taste and quality of your pecans. Be sure to keep pecans in clean, airtight containers to maximize their shelf life.

Try Pecan Nation Pecans Today

Pecans are a delicious, nutritious and convenient snack to enjoy at any time of day. If you’re looking to add healthy fats, fiber, vitamins and minerals to your diet, consider pecans. They’re more than just a baking ingredient or salad topping. At Pecan Nation, we offer USA-grown, non-GMO pecans for all your snacking needs.Shop sweet and savory roasted pecansat Pecan Nation today!

Do Pecans Go Bad? How to Tell Good Pecans From Bad Pecans (2024)

FAQs

Do Pecans Go Bad? How to Tell Good Pecans From Bad Pecans? ›

Properly stored, shelled pecans can last for up to six months, while unshelled — or in-shell — pecans can last for up to nine to 12 months. Try saving some refrigerator space for your pecans, as both shelled and unshelled varieties last longer and retain more of their flavor when stored in a chilled environment.

How to tell if pecans are good or bad? ›

Fresh pecans have a distinct aroma, characterized by their sweet, nutty scent. They should have a firm, almost crunchy texture and a rich golden or amber color. On the flip side, bad pecans may show signs of spoilage, such as a rancid smell, a shriveled appearance, or a soft and rubbery texture.

What do bad pecans taste like? ›

Pecan should have a pleasing, almost sweet flavor. If a pecan taste sour, bitter or has a strong after taste, it is probably an old pecan or has been exposed to heat for an extended period of time.

What do rotten pecans look like? ›

Pecan shuck and kernel rot infections usually occur in late August or early September. The rot begins at the stem end and slowly covers the entire fruit. The rotten part of the shuck is dark brown with a lighter margin. Inside the shuck, the nut will be dark and bitter tasting.

Why are my pecans bad? ›

Poorly Filled Out Pecans

The most common problem encountered in locally grown pecans is small, shriveled nuts that fail to fully fill out. This can be caused by poor growing conditions, low nutrients or insect and disease problems. Producing a crop of high quality nuts takes a lot of energy.

What do good pecans look like? ›

If you choose to buy unshelled pecans, look for nuts that feel heavy relative to their size, don't have any cracks or damage to their shells and don't rattle around when you shake them.

How long does it take for pecans to go bad? ›

Keeping Pecans Fresh
TemperatureIn-Shell PecansShelled Pecans
70 degrees (pantry)4 months3 months
40 degrees Fahrenheit (refrigerator)9 - 18 months6 months
32 degrees Fahrenheit or 0 degrees Celsius (freezer)2 years2 years

Why do some pecans taste bitter? ›

Pecans have two sources of bitterness -- naturally occurring tannins in the kernel and pieces of corky material from the inside of the nut which can adhere to the kernel. Some of the tannin and all of the corky material can be removed by washing the kernels before cooking.

Why are my pecans not edible? ›

In most cases, the nut inside a green pecan isn't edible because it hasn't had time to fully develop. You'll be able to tell if they taste bitter and have a sticky, soft texture, instead of the buttery, rich, and nutty flavor of a ripe pecan.

Can old pecans make you sick? ›

Here are the potential effects: Digestive issues: Consuming rancid nuts may lead to digestive problems such as stomach pain, nausea, and diarrhea [1]. Consumption of harmful compounds: Rancid nuts can contain harmful compounds that are formed during the rancidity process.

What are the white worms in my pecans? ›

Shuckworm. Shuckworms can be one of the more destructive pests of pecan. These are white worms that grow to 3/8 inch and tunnel in small nuts causing them to drop in July and August. After shells harden, larvae tunnel in shucks and prevent kernels from developing properly.

What are the cobwebs in my pecans? ›

If you've noticed spiderwebs in your pecan trees, chances are they're not spiders. They're fall webworms. Fall webworms are partial to pecan and persimmon trees but will also feed on other trees, including Bradford pears. These small, hairy caterpillars occur in groups and spin their webs on the ends of tree branches.

Can you get food poisoning from pecans? ›

Salmonella outbreaks have been linked to sesame seeds, raw almonds, peanut butter, pistachios, and pecans among others. Other bacterial foodborne pathogens associated with nuts are Bacillus cereus, Clostridium botulinum, Clostridium perfringens, Cronobacter, Escherichia coli O157:H7, L.

How do you know if a pecan is good to eat? ›

Test for dryness. Break a few shells and try to crack the pecans in half. They're ready to eat or use if they break crisp and cleanly.

Can you fix rancid pecans? ›

Once the oils in nuts go bad and they become rancid, there's no fixing them.

How long can you keep pecans before they go bad? ›

Keeping Pecans Fresh
TemperatureIn-Shell PecansShelled Pecans
70 degrees (pantry)4 months3 months
40 degrees Fahrenheit (refrigerator)9 - 18 months6 months
32 degrees Fahrenheit or 0 degrees Celsius (freezer)2 years2 years

What does pecan mold look like? ›

Pink mold will develop on nuts that are infected with the pecan scab fungus. A white to pink, moldy growth will develop in old scab lesions. If the fungus invades the kernel, it becomes oily and produces a rancid odor. Infected trees die suddenly.

What color should pecans be? ›

If the pecans are in the shell, dark shells indicate the pecans are old. “Shells should be brown in color, not close to black,” Draughn said. “Consumers should ask to sample the in-shell nut to see what the inside looks and tastes like.

How do I know when pecans are ripe? ›

Pecans that are harvest-ready will have brown, cracked husks. The husks dry out as they age and turn from green to brown. These cracked and brown pecans will fall out of their husks and onto the ground. The pecans will begin to dry and cure if the soil is dry.

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