how long is zucchini good for in freezer?
Blanch and store In the freezer. Zucchini will keep for about 3 months in the freezer, which is your best bet if you've got more squash than you can deal with in the foreseeable future. Here's how to freeze zucchini or summer squash: Wash the zucchini and slice them into 1/2-inch rounds and get ready to blanch them.