Wicked Garden by Bryn Donovan

A handsome neighbor.
A haunted garden.
A Southern gothic romance.
After a painful breakup, Nicole moves to Savannah, resolving to be single. Aaron, her new neighbor, is a true Southern gentleman who tempts her to forget that plan.
But the house Nicole moved into isn’t quite right. In the garden, a dark secret took root, and it thrives and grows in the presence of Nicole and Aaron’s fears. Can they both overcome their pasts to drive away the evil…and to allow their romance to bloom?