How To Tell If Grapes Is Bad?

In this article, you will get information about how to tell if Grapes are bad. Grapes have a shelf life determined by when they were picked and how they were preserved. Grapes are a popular fruit because of their fresh, sweet flavor and ease of preparation; they can be eaten right off the vine (after rinsing) or used to produce jelly, juice, or wine. They are high in natural sugars, vitamin C, and vitamin K and are low in fat.


Grapes are a popular fruit owing to their ease of preparation and sweet, refreshing flavor. They’re high in vitamins C and K and have a low-fat content. You can eat them raw or use them in various recipes, such as desserts, salads, wines, juices, jellies, jams, and more. However, how long they last determines how the grapes are stored and harvested. Check whether a bunch of grapes has gone wrong before purchasing them or using them in your following recipe.

Grapes Nutrition Fact


How To Tell If Grapes Is Bad?

If the grapes are soft to the touch, faded, or have dark (or discolored) spots, bruises, or moldy, they’re wrong. It’s the same if they have a strange (typically vinegar-like) odor.

Any of these qualities are sufficient to determine that they are rotten grapes and should be discarded.


Loss of Water

Fresh grapes lose water after being harvested, which is valid for almost all vegetables and fruits.

Raisins can be made by drying them in a controlled setting, but that’s a different tale.

When the fruit’s skin breaks, water seeps out. If it reaches this point, throw out the fruit. Grapes that have lost water become limp or even withered.

Somewhat softer grapes are fine to eat, but you’ll have to get rid of them eventually. When that happens, it’s all up to you.

There’s no need to overthink it; if your intuition tells you these grapes aren’t edible any longer, dump them.


Grapes in the fridge for more than a week are prone to mold growth. This happens after 4 to 5 days of storage, which might take up to a week. But it happens in the end.

Mold spores locate a suitable habitat to grow in and multiply.

To get rid of mold on grapes, throw out all neighboring fruits. I usually cut the vine about an inch above the moldy one and discard it. The remaining grapes are safe to consume.

Of course, the suggestion above will suffice if you have a couple of rotten grapes.

If there’s a lot of mold in the bag, it’s best to throw it out. Also, clean that fridge portion to prevent the spores from spreading.

Grape Quality

Another factor to consider is the freshness of the fruit. This way, you’ll know whether your grapes may be stored in the fridge or need to be used immediately.

This also aids you in selecting the best grapes from the supermarket.


Ripe grapes of good quality are blue, light green, red, and dark green grapes aren’t ready to eat yet. The grapes we refer to as “green” are white, and the hue of ripe grapes is yellow-green.

Your grapes are rotten or not nutritious enough if they turn brown. Ensure that the color of the grapes is consistent throughout the bunch.

If the color of different grapes in the same bunch varies, nutrients are not evenly distributed throughout the bunch, suggesting poor quality.

If even a single grape in the bunch has developed mold, it’s preferable to discard it and replace it with a new one.


Grapes are firm while young but lose their hardness as they age. Check whether the grapes you’re using are solid and spring back when you lightly push them to see if they’ve gone wrong. Overripe grapes are limp, do not spring back, and are about to spoil.

The grapes’ skin should be wrinkle-free and free of bruises and cuts. Look for mushy places on the grapes as well. They have started to spoil if they have any and should be consumed as soon as possible.

It’s advisable to avoid them and obtain a fresh bunch if they’re exceedingly soft and mushy to the touch and if fluids leak from them without cutting them. As grapes deteriorate, you’ll notice that they shrink in size and get wrinkled.


Grapes may be tasted to determine their quality to a large extent. Even though some grapes appear in decent condition, they may be of poor quality or have gone sour.

Some grapes grow well and have a pleasing appearance, but their flavor may not be as sweet as it should be.

Some of them may even have a sour or bitter taste to them. If your grapes have an unusual flavor, they are rotten and lack the necessary nutrients.

A single grape from an entire bunch can give you a sense of what the rest is like.

If tasting them is too unpleasant, their odor is another clue that grapes have gone sour. As they ferment, you’ll detect a vinegary smell, which signals that they’re about to get bad.

The Best Way to Keep Grapes Fresh in the Fridge


Leave the grapes unwashed and on the stem in a vented bag to store. That’s all there is to it.

Grapes come in ventilated bags in most stores, the best storage option.

If yours didn’t arrive in a bag like this, puncture some holes in a plastic bag. Alternatively, use a resealable plastic bag that is half-opened.

Second, retain them on the stem until the grapes are ready to eat. Otherwise, they may begin to spoil too soon.

The point where the fruit joins to the stem is exposed to fresh air, and the fruit begins to brown and soften as a result. That’s something you don’t want to happen.

To cut a long story short, grapes off the stem rot faster.

Another technique to keep the grapes fresh is to wait until they’re ready to serve before washing them. This is beneficial since they do not have access to water, which promotes mold growth.

Eating healthier, saving money on food, and helping the environment by reducing waste are just a few advantages of adequate food storage.

How Should Grapes Be Stored To Extend Their Shelf Life?


Grapes should be stored in the vented plastic bag in which they were purchased and then refrigerated. Because they absorb scents, keep them away from things like onions. They can also be stored in the refrigerator in an airtight container, but make sure they are dehydrated first. Because many grapes have high pesticide residue levels, rinse them entirely before eating.

Frozen grapes are a low-calorie, high-nutrient snack. They make a fantastic frozen snack or pack school lunches in small baggies to keep the lunch cool and defrosted by noon. Rinse and dry your grapes before placing them on a baking sheet. Freeze the whole sheet, transfer the grapes to a freezer-safe bag, and freeze again.


Hold the stem of a bunch of grapes and gently shake them as you buy them at the market. Check the junction between the grapes and the stem as well. If some grapes fall off the stem, they have been stored and will not last long. On the other hand, fresh grapes remain securely attached to their branch.

They should be green and fresh, not brown and dry. It’s best to wash grapes before eating them once you’ve taken them home, but you should never store grapes once they’ve been washed. Allow them to dry before placing them in the refrigerator. If you store grapes invented pin plastic bags, they will survive a long time.

If you don’t want your grapes to go wrong, store them in airtight containers in the refrigerator, but make sure they don’t collect moisture. Before you close the cover, make sure the grapes are dehydrated. Because grapes have been treated with many pesticides, you should always correctly rinse them before eating them. Please keep them in a jar and place them in the refrigerator’s most special section.