A crisper drawer for postponing postharvest produce deterioration having a drawer housing that substantially defines the size and shape of the crisper drawer and fits within a residential refrigerator. A chamber within the drawer housing is cooled by the refrigerator. An ozone generator provides gaseous ozone to the chamber, and an ethylene scrubber reduces levels of ethylene in the chamber. An ozone level control with the ozone generator controls ozone levels.