Not very long, it turns out ... two to three days to use the cut peppers before they start to go bad. Green bell peppers are picked when they're less ripe so they last longer in the fridge ...

Green peppers can take 6 to 8 hours to dry ... Simply rehydrated them in hot water, drain and toss into the pot. How long will dehydrated bell peppers last? Dried bell peppers can last months ...