Once opened, Bagged greens (leaf, spinach, lettuce, etc.) keep about 2 days in the fridge. Unopened, they keep about 3–5 days.
2 days opened in the fridge, against 3–5 days sealed in the fridge. Green is what this situation leaves you; husk is what it spends.
| Situation | Keeps for |
|---|---|
| Unopened · fridge | 3–5 days |
| Opened · fridge | 2 days |
| Freezer | Not recommended |
Air and warmth are what shorten an opened item's life — the right container buys back the days the packaging gives up once the seal's broken.
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About 2 days refrigerated at 40°F (4°C) or below, according to USDA FoodKeeper v128. Refrigerate it once it's open.
Yes — keep Bagged greens (leaf, spinach, lettuce, etc.) at 40°F (4°C) or below once it's open. Refrigerate at 40°F (4°C) or below.
Look for: Sliminess or a wet film; Mould or dark mushy spots; Limp, shrivelled, or yellowing leaves; An off or sour smell. Those are the general signs for vegetables — USDA FoodKeeper v128 publishes no spoilage note for Bagged greens (leaf, spinach, lettuce, etc.) specifically. Never taste something to test it — when in doubt, throw it out.
USDA FoodKeeper v128 does not recommend freezing Bagged greens (leaf, spinach, lettuce, etc.) — it survives but the texture or quality suffers badly.