See how to keep cilantro fresh at home. A lot of folks just put it in the crisper drawer in the bag from the store but cilantro won’t last very long this way. Jodi Torpey shared her finding on three different ways to keep cilantro on the Vegetable Gardener. One of the three methods turned out to be the winner keeping the cilantro fresh for 4 weeks. This is the same method I use except I trim the ends of the stems when I get home from the store with it.