Paul Laverty got the idea for the movie after reading a newspaper article about the selling of Spanish ancient trees to Europe or Asia for decorative reasons. He mulled over it for a decade before actually writing it.
The olive grove shown in the movie belongs El Maestrazgo, province of Castellón, in the Autonomous Community of Valencia.
Alma's best friend never reveals her birth name, being known as Wiki (short for "Wikipedia").
The surname of the lead family is Cucala, probably after Manuel Cucala, the actor who plays the grandfather.
Birth name of the Javier Gutiérrez's character never is revealed. He is always referred by his nickname, Alcachofa (Spanish for "artichoke").
