How to Preserve Blackberries for Long-Term Storage

Find out how to preserve blackberries for long-term storage with this easy guide.

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Did you know that blackberries are one of the easiest fruits to preserve for long-term storage? With just a few simple steps, you can enjoy these delicious fruits all year round!

The first step is to wash the blackberries thoroughly. This will remove any dirt or debris that could shorten their shelf life. Next, spread the berries out on a clean towel and allow them to air dry Once they are dry, place them in a single layer on a baking sheet and pop them in the freezer.

Freezing blackberries is the best way to preserve their freshness and flavor. However, if you plan on using them within the next few weeks, you can also store them in the fridge. Just be sure to eat them before they start to mold!

What You’ll Need

-Canning jars
-Lids and rings
-A large pot
-A small bowl
-A plate
-A canning funnel (optional)

Step One: Inspect Your Berries

The first step to preserving your blackberries is to inspect them for any signs of spoilage. If you notice any mold, discoloration, or squishy berries, be sure to discard them. Once you have separated the good berries from the bad, give them a quick rinse under cool water and drain them in a colander.

Step Two: Choose Your Storage Method

There are a few different ways you can choose to store your blackberries for long-term preservation. Below are three of the most popular methods, with their pros and cons:

Freezing blackberries is a great way to preserve them for later use in pies, cobblers, or smoothies. Simply wash the berries and remove any stems or leaves. Then, spread them out on a baking sheet and place them in the freezer. Once they are frozen solid, transfer them to an airtight container or freezer bag. Frozen blackberries will last for up to 12 months.

Dehydrating blackberries is another option for long-term storage. This method is best if you plan to use the berries in trail mix, energy bars, or as a topping for oatmeal or yogurt. To dehydrate blackberries, wash and remove stems and leaves as before. Then, spread the berries out on a dehydrator tray and set the dehydrator to 135 degrees Fahrenheit. Dry the berries until they are leathery but still pliable; this will take 12-24 hours depending on your dehydrator. Store dehydrated blackberries in an airtight container in a cool, dark place; they will last for up to 6 months.

Canning blackberries is another way to preserve them for later use. This method is best if you want to use the berries in jams, jellies, or preserves. To can blackberries, wash and remove stems and leaves as before. Then, heat the berries gently on the stove until they are soft enough to mash easily with a fork. Fill clean canning jars with the berries, leaving ½ inch of headspace at the top of each jar. Wipe the rims of the jars clean with a damp cloth and screw on lids tight; process in boiling water bath canner for 10 minutes (15 minutes if you are at altitudes over 6500 feet). Remove jars from canner carefully and allow them to cool completely; store in a cool dark place and use within one year.

Step Three: Pre-Treat Your Berries

Proper pre-treatment is key to protecting your blackberries during long-term storage. Pre-treating helps to prevent mold and other spoilage organisms from damaging your berries.

There are two main methods of pre-treating blackberries for storage: with a sugar syrup or with an ascorbic acid solution.

Sugar syrup is the most common method of pre-treating blackberries. To make a sugar syrup, mix together equal parts sugar and water. For example, if you are using 1 quart (950 ml) of blackberries, you would need 1 quart (950 ml) of sugar and 1 quart (950 ml) of water.

Ascorbic acid, or vitamin C, is a natural preservative. You can buy ascorbic acid powder at most stores that sell canning supplies. To make an ascorbic acid solution, mix together 1 teaspoon (5 ml) of ascorbic acid powder with 2 cups (470 ml) of water.

Step Four: Freeze Your Berries

Now that your blackberries are clean and dry, it’s time to get them into the freezer so they’ll be preserved for long-term storage. You have a few different options for freezing blackberries, and which one you choose will depend on how you want to use them later.

If you plan on using your frozen blackberries in smoothies or other recipes where they will be pureed, you can freeze them whole on a baking sheet. Once they’re frozen, transfer them to a freezer-safe container.

For whole blackberries that you want to use for topping desserts or mixing into yogurt, oatmeal, or other recipes, freeze them in a single layer on a baking sheet. Once they’re frozen, transfer them to a freezer-safe bag or container.

If you want to make it easy to grab just a few frozen blackberries at a time, you can freeze them in small portions in an ice cube tray. Once they’re frozen, transfer the cubes to a freezer-safe bag or container.

Step Five: Store Your Berries

Assuming you have followed all of the previous steps, your berries should now be ready for long-term storage. The key here is to prevent them from drying out, as this will make them spoiled and unsuitable for eating.

There are a few different methods you can use to store blackberries:

– freezing them in an Airtight container such as a zip-top bag;
– vacuum sealing them in a food storage bag;
– canning them in a water bath canner; or
– dehydrating them.

Whichever method you choose, make sure to label your container with the date so you know when they need to be used up. Blackberries typically stay fresh for 6-12 months when stored properly.

Tips and Tricks

Blackberries are an excellent fruit to preserve for many reasons: they’re easy to grow, they’re packed with nutrients, and they have a long shelf life. But if you want to enjoy them year-round, you need to know how to properly store them. Here are a few tips and tricks for preserving blackberries so you can enjoy them long after the growing season has ended.

Properly cleaning and drying your blackberries is crucial to preventing them from molding or rotting. Gently rinse the berries in cool water, then remove any stems or leaves. Pat the berries dry with a paper towel or clean dish cloth, then spread them out on a baking sheet lined with parchment paper. Place the baking sheet in a cool, dry place (like your fridge or freezer) and allow the berries to air-dry for 24 hours.

Once your berries are completely dry, you can store them in a number of different ways. One option is to place them in an airtight container lined with parchment paper, then store them in the fridge for up to two weeks. You can also freeze them whole or pureed for up to six months. If freezing whole berries, make sure to spread them out on a baking sheet lined with parchment paper before placing them in the freezer; this will prevent them from sticking together and will make it easier to thaw only the amount you need.

With proper storage, blackberries can last for weeks or even months — meaning you can enjoy their fresh flavor long after they’ve gone out of season!


Q: How long do blackberries last?

A: Blackberries can last anywhere from a few days to a week, depending on how they are stored. If you store them in a cool, dry place, they will last longer. If you store them in a fridge, they will last shorter.

Q: What is the best way to store blackberries?

A: The best way to store blackberries is in a cool, dry place. If you can keep them away from things like heat and sunlight, they will last longer. A fridge is not the ideal place for blackberries because the cold can cause them to spoil faster.


There are a few different ways that you can preserve blackberries for long-term storage. You can freeze them, dry them, or make them into jam. Each method has its own benefits and drawbacks, so it’s important to choose the one that will work best for you.

If you’re looking for a quick and easy way to preserve blackberries, freezing is the way to go. Blackberries will retain their flavor and texture when frozen, and they’ll be ready to use whenever you need them. Just be sure to use a freezer-safe container so that they don’t get freezer burn.

Drying blackberries is another good option if you’re looking for a way to extend their shelf life. Dried blackberries will last for months, and they make a great addition to trail mix or yogurt. Just be aware that the drying process can remove some of the fruit’s natural sweetness.

Making jam is another great way to preserve blackberries. Jam will last for months when stored in a cool, dark place, and it’s a great way to enjoy the taste of summer all year round. Plus, homemade jam makes a great gift!