Produce

Lettuce: Storage & Shelf Life

Whole lettuce lasts 1-2 weeks in the fridge when kept unwashed and dry in a sealed container — moisture is lettuce's real enemy in storage, which is why washing it too far in advance of eating actually shortens its usable life rather than extending it.

Freezing isn't recommended for lettuce at all, since its high water content and delicate leaf structure wilt into an unusable, mushy mess once frozen and thawed — there's no cooked-application workaround the way there is for a sturdier vegetable like celery or bell pepper.

Different lettuce varieties hold up somewhat differently in storage — a sturdier variety like romaine generally lasts longer than a more delicate one like butter lettuce, though this site's general fridge guidance works as a reasonable reference across common varieties.

A head stored with a slightly damp paper towel wrapped around the stem end, rather than the leaves, helps keep it hydrated without adding excess moisture to the leaves themselves.

Removing any outer leaves that look wilted or damaged at the time of purchase helps the rest of the head stay fresher longer.

A head of lettuce stored whole, rather than pre-chopped, holds up considerably longer given the reduced surface area exposed to air.

Washing and drying lettuce thoroughly with a salad spinner right before storing, if you prefer to prep ahead, removes excess surface moisture that would otherwise speed wilting.

A crisper drawer set to high humidity suits leafy lettuce much better than the low-humidity setting meant for produce like apples or pears that gives off ethylene gas.

Lettuce that's developed slimy, translucent patches on individual leaves has broken down at the cellular level from cold damage or age, and those leaves should be pulled and discarded even if the rest of the head still looks fine.

Tearing lettuce leaves by hand rather than cutting them with a metal knife avoids the browning along the cut edge that a blade's oxidation-triggering contact tends to cause within an hour or two.

A firmer variety like iceberg holds up noticeably longer in the crisper drawer than a delicate, loose-leaf type like butter lettuce, whose thinner leaves wilt and brown within just a few days even with careful storage.