The Harvest

The Harvest is a 2013 American horror thriller film released by IFC Films that was directed by John McNaughton. It was the first feature film he directed in over a decade and his first horror project since Haeckel's Tale, a 2006 episode of the anthology series Masters of Horror. The movie had its world premiere on October 19, 2013, at the Chicago International Film Festival, and follows a young girl who befriends a seemingly lonely and confined boy her own age, only to fall afoul of his mother.

Synopsis from Wikipedia, CC BY-SA 4.0. Everything below written here.

Poster © the film's rights holders.