Talk:Willow City/@comment-46066400-20200625004925/@comment-33999089-20200625163314

There are three Sunflora in Willow City that you need to interact with first: The one near the Gym, one by the Pokemon Center, and a third one near one of the houses. After that, you battle a War Party R&D behind the gym and then Carrie will let you challenge her!

So in short, keep looking!