How Long Lettuce Stays Fresh in Your Refrigerator

Lettuce lasts 3 to 10 days in the refrigerator, depending on the type and how you store it

Crisp lettuces like iceberg and romaine hold up longest—usually 7 to 10 days when stored correctly. Delicate lettuces like butterhead and leaf varieties wilt faster, typically lasting 3 to 7 days. The difference comes down to water content and cell structure. Crisp varieties have tighter, thicker leaves that resist moisture loss. Tender varieties have more delicate cell walls that break down quickly once the lettuce is cut or bruised.

The moment lettuce is harvested, it begins losing moisture. Your refrigerator slows that process dramatically, but it does not stop it. How you store the lettuce—whether it is whole or cut, how much air reaches it, and what temperature your crisper drawer maintains—determines whether you get three days or ten.

Key Takeaways

• Crisp lettuces like iceberg and romaine last 7 to 10 days; tender varieties like butterhead and leaf lettuce last 3 to 7 days.
• Store whole lettuce heads unwashed in a plastic bag or container in the crisper drawer, where humidity is highest.
• Cut or torn lettuce deteriorates faster because damaged cells release moisture and brown at the edges; use it within 2 to 3 days.
• Keep lettuce away from ethylene-producing fruits like apples, pears, and tomatoes, which speed up wilting.
• A temperature between 32°F and 40°F is ideal; if your crisper is warmer, lettuce will wilt in half the time.

Why whole heads last longer than cut lettuce

When you cut or tear lettuce, you damage the cell walls. Those damaged cells release moisture and oxidize—the browning you see at the cut edges. This process accelerates wilting across the entire leaf. A whole head of lettuce has an intact outer layer that acts as a barrier, slowing moisture loss and keeping the inner leaves protected.

If you buy pre-cut salad mixes or tear lettuce at home, plan to use it within 2 to 3 days. The packaging on pre-cut lettuce is designed to slow deterioration, but once you open it, the clock moves faster. If you buy whole heads and cut them only as you need them, you can stretch the lettuce to its full shelf life.

The right way to store lettuce in your crisper

Store whole lettuce heads unwashed in a plastic bag or sealed container in the crisper drawer. Do not wash the lettuce before storing it—excess moisture on the leaves promotes rot and mold. The crisper drawer maintains higher humidity than the rest of the refrigerator, which slows moisture loss from the lettuce itself.

If your lettuce came in a plastic clamshell or bag from the store, you can leave it in that packaging. If you bought a loose head, place it in a perforated plastic bag or a container with a loose-fitting lid. The goal is to trap some humidity around the lettuce without creating a sealed, airtight environment where condensation builds up and causes rot.

For cut lettuce or salad mixes you have already opened, store them in an airtight container or resealable bag with a paper towel inside. The paper towel absorbs excess moisture that would otherwise pool and cause the leaves to break down. Replace the paper towel if it becomes damp.

Keep lettuce away from ethylene-producing fruits

Ethylene is a gas that ripening fruits release naturally. Apples, pears, tomatoes, bananas, and avocados are heavy ethylene producers. When lettuce is stored near these fruits, the ethylene gas speeds up the breakdown of chlorophyll and cell walls, causing the lettuce to wilt and brown much faster than it would on its own.

Store lettuce on a different shelf or in a different section of your refrigerator than ethylene-producing fruits. If your crisper drawer is small and you have both lettuce and apples, use the upper shelves for fruit and keep lettuce in the crisper below. Even a few inches of separation and a closed drawer between them makes a measurable difference in how long the lettuce lasts.

Temperature matters more than you might think

Lettuce keeps best at temperatures between 32°F and 40°F. Most refrigerators are set to around 37°F to 40°F, which is fine. However, if your refrigerator is warmer than 40°F—which happens in older units or when the door is opened frequently—lettuce will wilt in half the time or less.

Check your refrigerator temperature with an inexpensive thermometer. Place it in the crisper drawer for a few hours to get an accurate reading of that zone. If the temperature is above 40°F, adjust your refrigerator's thermostat to a colder setting. If the temperature is below 32°F, you risk freezing the lettuce, which turns the leaves mushy and brown when they thaw.

Signs that lettuce has gone bad

Wilted, limp leaves are the first sign that lettuce is past its prime, but it is still safe to eat if there is no slime or mold. Brown or black spots on the leaves, a slimy texture, or a sour smell mean the lettuce has begun to rot and should be thrown away. Mold—white, gray, or fuzzy growth—also means the lettuce is no longer safe.

Browning at the cut edges of lettuce is normal oxidation and does not mean the lettuce is bad. You can trim away the brown edges and use the rest of the leaf. However, if the browning is extensive or the leaf feels mushy, discard it.

How to revive slightly wilted lettuce

If your lettuce has wilted but shows no signs of rot or mold, you can sometimes restore some crispness. Soak the whole head or individual leaves in ice water for 10 to 15 minutes. The cold water rehydrates the cells, and the lettuce will regain some of its crunch. Pat it dry with paper towels before storing it again.

This works best on lettuce that has been wilted for only a day or two. If the lettuce has been wilting for longer, the cell damage is too extensive and soaking will not help. Use revived lettuce right away—it will not last as long as fresh lettuce.

Frequently Asked Questions

Should I wash lettuce before storing it?

No. Wash lettuce only when you are ready to eat it. Excess moisture on unwashed lettuce promotes mold and rot during storage. If you buy pre-washed lettuce, store it as is in its original packaging or in an airtight container with a paper towel to absorb moisture.

Can I freeze lettuce?

Freezing damages the cell structure of lettuce, turning it mushy and unusable for salads. However, you can freeze lettuce for soups or smoothies, where texture does not matter. Blanch it briefly, cool it in ice water, squeeze out excess moisture, and freeze it in a bag. It will last several months frozen.

Why does bagged salad go bad so fast?

Pre-cut lettuce has more surface area exposed to air and moisture loss. The packaging slows deterioration but cannot stop it. Once you open the bag, use the salad within 2 to 3 days. Store opened bags in an airtight container with a paper towel to extend freshness slightly.

Does the type of lettuce really make that much difference?

Yes. Iceberg lettuce can last 10 days because its dense, waxy leaves resist moisture loss. Butterhead and leaf lettuces have thinner, more delicate leaves and wilt in 3 to 5 days. Romaine falls in the middle at 7 to 10 days. Choose based on when you plan to use it.

What temperature should my crisper drawer be?

The crisper should be between 32°F and 40°F, the same as the rest of your refrigerator. If you have a humidity control slider on your crisper, set it to high humidity for lettuce. This keeps moisture in the drawer, slowing the lettuce's water loss.