Mastering the Art of Storing All Kinds of Fruits and Vegetables

Did you know? Every day, the U.S. discards 150,000 tons of food, with each household wasting approximately $1,500 annually on uneaten food. Fruits and vegetables alone contribute to 39% of this staggering waste.

Here's the silver lining: By adopting a few straightforward techniques to minimize fresh produce waste, we can make a significant positive impact on both the environment and our household budgets.

A frequent error that accelerates food spoilage is placing fruits and vegetables too close to each other. This proximity leads to an accumulation of ethylene gas, hastening decay. High ethylene producers include apples, melons, apricots, bananas, tomatoes, avocados, peaches, pears, nectarines, plums, figs, and several other fruits.

With insights from the specialists at Space Station, we've compiled this practical guide to extend the shelf life of your fresh foods—helping you reduce waste and save more.

Apples

Place apples in an open fruit bowl on the counter, ensuring they are shielded from direct sunlight. For those with a surplus of Granny Smiths or Honeycrisps after an apple-picking adventure, storing them in the refrigerator's crisper drawer can prolong freshness. To keep them crisp for up to six weeks, wrap each apple in a moist paper towel and place them in a perforated plastic bag. Avoid storing apples near other fruits and vegetables, as their ethylene gas accelerates ripening in nearby produce.

Asparagus

Keep whole asparagus fresh by storing it in the refrigerator's crisper drawer for up to a week. Alternatively, some culinary enthusiasts prefer to store asparagus upright in water, similar to fresh flowers. Trim about 1/4-inch off the ends and place the spears in a cup, mug, or vase filled with a few inches of water. While refrigeration is ideal, the countertop can suffice for a few days if space is limited. Covering the tips with a plastic bag, plastic wrap, or a paper towel helps maintain their crispness. Replace the water daily if it becomes cloudy to ensure freshness. This method can keep asparagus fresh for over a week.

For freezing asparagus, blanch it (either whole or chopped) before transferring it to a dated freezer bag. It can remain fresh for approximately a year.

Avocado

To store an unripe avocado, leave it whole and place it on the countertop, ensuring it’s isolated from other fruits and vegetables. It usually remains fresh for four to five days, but due to the unpredictable nature of avocados, it’s wise to check their ripeness daily.

For ripe or nearly ripe avocados, refrigeration is ideal. Storing them in an airtight food storage container or the crisper drawer can keep them fresh for several days, depending on their ripeness. Be cautious if storing avocados with bananas or apples, as the ethylene gas from these fruits will accelerate the ripening process, so monitor them regularly.

To freeze half an avocado, remove the pit and peel, then lightly coat the flesh with lemon or lime juice. Wrap it tightly in plastic wrap and, for added protection against oxidation, place it in a vacuum-sealed or airtight plastic bag.

Bananas

For longer storage, purchase bananas while they’re still slightly green and keep them isolated from other fruits in your fruit bowl, as they emit significant amounts of ethylene gas. A banana tree can help keep them separated and reduce bruising. Additionally, avoid placing them in direct sunlight, as the warmth can speed up the ripening process.

Beets

To store whole beets correctly, start by trimming most of the greens, leaving only a small stub attached to the bulb. You can discard the excess greens or use them to create a simple side dish by sautéing them with garlic and olive oil. Leave the skin on to protect the beet and extend its freshness. Avoid washing the beets, as moisture can lead to faster spoilage. Store them in the crisper drawer without a plastic bag or container to ensure proper airflow. When stored this way in the refrigerator, beets can remain fresh for up to two months.

Since raw beets tend to become soggy when frozen and thawed, it’s recommended to cook them before freezing if you plan to store them long-term.

Blueberries

After bringing blueberries home, inspect them and discard any spoiled ones to prevent mold from spreading. To avoid mold development, refrain from rinsing the berries until you’re ready to consume them, as moisture accelerates spoilage.

For optimal storage, place blueberries in a well-ventilated container (such as their original pint) lined with a paper towel to absorb moisture. Store the container on a refrigerator shelf rather than in the crisper drawer to ensure better air circulation. This method can keep blueberries fresh for about a week.

To freeze blueberries, spread them on a baking sheet and let them chill in the freezer for a few hours before transferring them to a plastic bag or airtight freezer-safe container.

Carrots

Remove the carrot greens and either discard them or repurpose them for dishes like pesto. Leaving the greens attached will draw moisture from the roots, causing them to spoil faster. Keep whole, unpeeled carrots dry by avoiding washing them until you’re ready to use them. To store carrots, wrap them in a dry paper towel and place them in an airtight container or bag in the coldest section of your refrigerator.

For freezing carrots, blanch them first, then spread them on a baking sheet to cool in the freezer for a few hours. Once cooled, transfer them to an airtight bag and return them to the freezer.

Cherries

Cherries spoil rapidly at room temperature, so refrigerate them as soon as you return from the store. In the fridge, cherries can last for about a week. Keep them uncovered to prevent moisture buildup, which can lead to faster spoilage.

To freeze pitted cherries, wash them, remove the stems, and spread them on a baking sheet to chill in the freezer. Once frozen, transfer them to an airtight, freezer-safe container and return them to the freezer.

Cilantro

Trim the ends of the cilantro stems and place the bunch, stems down, in a mason jar or can filled with about an inch of water. Loosely cover the leaves with a clean plastic bag and store the cilantro in the refrigerator, as it thrives in cooler temperatures. Replace the water if it discolors. This method can keep cilantro fresh for up to two weeks. Avoid washing it until just before use to prevent excess moisture from causing rot.

For freezing cilantro, blend it with a small amount of water or olive oil until smooth, then pour the mixture into an ice cube tray for convenient storage. Use a food processor or blender to achieve the desired consistency.

Citrus Fruits

To protect marine life and birds, always purchase lemons, oranges, and limes loose, avoiding netting. While they can be stored at room temperature, storing them in the fridge once they reach peak ripeness extends their shelf life. (This also applies to tomatoes and avocados.) If citrus begins to spoil, slice the fruit up and freeze it to use as refreshing ice cubes in beverages.

Cucumbers

After purchasing cucumbers, wash them immediately and ensure they are completely dry to prevent spoilage. Wrap each cucumber in a cloth or plastic wrap to retain moisture and prevent mushiness, then store it in an airtight container to maintain freshness.

Garlic

Store heads of garlic in a cool, dry area with good airflow, such as a basket on your countertop away from sunlight. Garlic thrives in cool (not cold) environments, so refrigeration is unnecessary unless you intend to use it within a few days.

Garlic can be frozen in various forms: whole heads, peeled cloves, or grated. For peeled cloves, spread them on a baking sheet to freeze until solid, then transfer them to a freezer bag for long-term storage.

Ginger

To ensure your ginger stays fresher for longer, store it in an air-tight food storage container or sealed plastic bag and place it in the crisper drawer of your refrigerator. This method can keep it fresh for a month or more. If freezing, wash and dry the ginger root thoroughly before placing it in a plastic bag or freezer-safe container.

Grapes

Whole grapes should be rinsed, dried, and placed in a well-ventilated container in the refrigerator's crisper drawer to stay fresh for up to three weeks. Avoid airtight containers or plastic bags, as they restrict airflow. To freeze grapes, wash and dry them, spread them on a lined baking sheet, and freeze for a few hours or overnight. Once frozen, transfer them to a storage container for easy access.

Herbs

An effective method for storing fresh basil and other herbs is to chop the leaves in a food processor, mix them with a bit of olive oil, and freeze the mixture in an ice cube tray. When cooking, simply add a frozen herb cube to your dish.

Lettuce

For most lettuce varieties, like romaine and spinach, remove the lettuce from its packaging and discard any damaged outer leaves. Wrap the heads in paper towels and place them in fresh plastic bags in your refrigerator’s crisper drawer. Avoid separating or washing the leaves until you’re ready to eat them, as whole heads stay fresher longer and water causes greens to wilt. For iceberg lettuce, keep it in its original packaging in the crisper drawer and only wash or break it apart when you’re ready to use it, as excess moisture speeds up spoilage.

If you have freshly harvested lettuce from your garden, decide whether to wash it based on its condition. If it’s clean, store it like other lettuce types. If it’s gritty or has bugs, wash it to avoid contaminating your fridge. After washing, store the greens in plastic bags with paper towels to absorb moisture and place them in the crisper drawer. Remember, washed greens spoil faster, so consume them within a few days.

Mangoes

Unripe mangoes should be stored at room temperature rather than in the refrigerator. At room temperature, they will ripen, becoming sweeter and softer over a few days. To accelerate ripening, place mangoes in a paper bag. Once the mango gives slightly when pressed, it’s ready to eat. If the mango is already ripe, consume it or refrigerate it, where it will stay fresh for about five days.

To freeze ripe mangoes, peel and cut them into cubes or slices. Arrange the pieces on a parchment-lined baking sheet and freeze for at least two hours. Once frozen, transfer the pieces to a freezer-safe bag, remove excess air, seal tightly, and label with the date.

Mushrooms

For pre-packaged mushrooms, keep them in their original ventilated packaging to maintain dryness in the fridge. For loose mushrooms, the best way to store whole mushrooms is in a brown paper bag lined with paper towels. Leave the bag slightly open to allow airflow, which helps keep the mushrooms dry. Since mushrooms naturally release moisture, absorbent packaging is essential. Avoid washing the mushrooms until just before use, as excess water accelerates spoilage. Stored this way in the fridge, whole mushrooms can remain fresh for up to a week.

To freeze mushrooms, clean them thoroughly and place them in an airtight, freezer-safe bag or container. Properly stored, mushrooms can last in the freezer for about two months.

Onions and Potatoes

Onions, potatoes, and shallots should be kept in a cool, dark place, such as a basket in a cupboard or cellar, to maintain freshness. Avoid plastic bags, as they promote spoilage. Once cut, onions should be stored in a resealable bag in the fridge, where they’ll last about a week. For extended storage, chop onions and freeze them in a container.

While potatoes don’t fare well in the fridge, they can be stored in the freezer effectively. For best results, prepare potato-based dishes like mashed potatoes or tater tot casserole, then freeze the finished dish in a freezer-safe container. Alternatively, partially cook potatoes to remove excess moisture, reducing mushiness when frozen.

Peaches

For unripe peaches, store them on the counter at room temperature in a single layer to prevent bruising. Allow them to ripen for a few days. Once ripe, consume them immediately or refrigerate to slow the ripening process. Avoid washing peaches until just before eating, as their skins have a natural preservative that helps protect the fruit.

For tips on the best way to freeze peaches, click here.

Strawberries

To store strawberries, line a container with a clean, dry paper towel and place unwashed strawberries inside. Seal the container and refrigerate it.

For freezing pre-cut strawberries, perfect for use in delicious desserts or healthy smoothies, arrange the berries cut-side down on a wax paper-lined baking sheet. Freeze for a few hours, then transfer them to an airtight container and return to the freezer. Frozen strawberries stored this way can remain fresh for 10 to 12 months.

Tomatoes

For unripe tomatoes, store them on the counter until they ripen, which typically takes a few days. (Ripe tomatoes will be fragrant and slightly soft to the touch.) Once ripe, eat them immediately or refrigerate to extend their freshness. A ripe tomato can last in the fridge for about two weeks.

If you have a bounty of ripe tomatoes and can’t use them all, rinse and dry them, remove the stems, and freeze them in a freezer-safe container or bag.

Watermelon

If you’re not eating your watermelon immediately, store it on the countertop away from direct sunlight. In cool or air-conditioned environments, a whole watermelon can stay fresh for one to two weeks. If the watermelon is ripe and you can’t eat it right away, refrigerate it whole to extend its freshness for two to three more weeks.

To freeze watermelon, cut it into small pieces, remove the seeds, and spread the pieces on a parchment-lined baking sheet. Flash-freeze for a few hours, then transfer the frozen chunks to a freezer-safe container or bag. Label with the date and return to the freezer.