If you want to duplicate the look and feel of the sample garment you fell in love with in a photograph, the surest route is to use the same yarn. But sometimes that just isn’t possible. Perhaps the yarn called for in the pattern has been discontinued. Maybe you’re on a stash reduction campaign. Or maybe the original yarn is simply out of your price range. Whatever the reason, the time will come when you need to substitute yarn. In this article, we’ll talk about the ins and outs of choosing a yarn other than the one specified in the pattern.