Making wine is all about the fermentation, and the fermentation is all about the yeast, so no surprise that what yeast you use will have a big impact on flavor.

Making wine is all about the fermentation, and the fermentation is all about the yeast, so no surprise that what yeast you use will have a big impact on flavor. This isn't some cynical manipulation any more than choosing the grape variety. Pair your yeast and your grape to try to get a good outcome. Here are some yeasts and some of their flavor effects: https://winemakermag.com/yeast-strains-chart https://winemakermag.com/yeast-strains-chart