If properly stored, shelled pecans can last up to six months, while shelled or shelled pecans can last up to nine to 12 months. Try to save some refrigerator space for pecans, as both shelled and shelled varieties last longer and retain more of their flavor when stored in a cold environment. The walnuts in the shell will last 2 years before they spoil if you store them properly under the right conditions needed in the freezer. Properly packaged and stored at freezing temperatures (0 degrees Celsius; 32 degrees Fahrenheit or less), shelled and shelled pecans will maintain their freshness for two years or more.
Pecans will maintain their freshness and quality for at least 2 to 3 years before they go bad if you store them properly under the right conditions needed in the freezer. For example, one customer placed her bag of pecans near some breath mints, and her pecans tasted bad and minty. There is a lot of oil in pecans, which means they are prone to going rancid if not properly stored. But how long do pecans last? The shelf life of pecans varies depending on whether they are shelled or not and where and how you store them.
Store pecans in an airtight container or in a well-sealed freezer bag in a cold, dark place. You don't need to refrigerate candied pecans if you know you'll eat them within this time interval. It's not an expiration date by any means, and just because your pecans have passed a couple of weeks (or months) doesn't mean they're going to be stale. Nuts in the shell will last 2 to 3 months before they go bad if you store them properly under the right conditions needed with the shell.
As long as you have the mind to use pecans immediately, store them on the counter, it will be good for you there. Shelled pecans will stay fresh for approximately three months after that date, and shelled pecans will stay fresh for at least one month. Shelled pecans will last in the freezer for 1 year before they go bad if you store them properly under the proper conditions needed in the freezer. Shelled pecans will last on the counter for 3 to 4 weeks before they go bad if you store them properly under the right conditions needed on the countertop.