Wild grapes have both male and female plants; just like animals, some plants reproduce via the exchange of genetic material between the two sexes. That may be the least fun way to think about that process, but the point of it is to swap genes around, to ensure diversity within the species. That’s great if you’re trying to evolve and adapt, but it’s terrible for the person trying to grow and harvest you because of whatever skill set you’ve settled on. That person doesn’t want you to change. So one of the hallmarks of grape domestication is a switch from being dioecious—having a male and a
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