The Best Best Way To Preserve Herbs From The Garden Ideas. Refrigeration when cut fresh, herbs such as parsley, cilantro, mint, oregano and sage can last up to several weeks in the. The other way to freeze basil ice cubes is to place the basil leaves into a food processor with enough water or oil to make a thick paste.

Best ways to preserve herbs 1. There's no need to blanch them; Tie herbs with kitchen twine and hang them upside down for up to two weeks.