Produce

Arugula: Storage & Shelf Life

Arugula lasts 3-5 days in the fridge, unwashed and dry in a sealed container — a shorter window than a sturdier green like kale, reflecting its more delicate, tender leaf structure.

Freezing isn't recommended, since like lettuce, arugula's high water content and delicate structure wilt into an unusable mush once frozen and thawed, with no cooked-application salvage the way a sturdier leafy green (spinach, kale) offers.

Arugula's peppery, slightly bitter bite is a genuine, distinctive characteristic that intensifies as the plant ages or is exposed to warmer growing conditions, which is part of why very fresh, young arugula tastes noticeably milder than an older bunch or one that's begun to wilt.

A smaller bag used up within a few days generally performs better than a large one that sits partially used for its full window.

Pressing the air out of arugula's bag before sealing reduces the humid pocket that builds up inside a fully inflated bag, which is what accelerates wilting in a delicate leafy green like this.

Buying pre-washed, bagged arugula versus a loose bunch doesn't meaningfully change its storage window, though a bagged version has often already begun its shelf-life clock before it reaches the store shelf.

A quick taste test of a few leaves before using a whole bag is worth doing if it's been stored close to the end of its window, since bitterness can intensify unpredictably as it ages.

Arugula pairs well with a heartier stored green like kale in a mixed salad, letting the more delicate arugula's shorter shelf life matter less if it's used up first.

A large clamshell container, once opened, benefits from a paper towel tucked inside to absorb condensation that would otherwise collect and speed wilting.

Arugula that's started to yellow slightly at the edges can often still be used in a cooked application, like wilted into a hot pasta, even if it's past its prime for a raw salad.

A salad spinner used to dry the leaves thoroughly after washing, before storing in a container lined with a paper towel, helps prevent the sliminess excess moisture causes.

Arugula's peppery leaves wilt fast enough that buying a smaller bag more often, rather than one large container meant to last the week, keeps what's on hand consistently fresh.

A bag of arugula that's developed a sour, fermented smell along with sliminess has broken down past the point of a quick rinse fixing it and should be discarded rather than picked through.