Valerian (herb) Valerian (herb) Valerian ("Valeriana officinalis", Caprifoliaceae) is a perennial flowering plant native to Europe and Asia. In the summer when the mature plant may have a height of , it bears sweetly scented pink or white flowers that attract many fly species, especially hoverflies of the genus "Eristalis". It is consumed as food by the larvae of some Lepidoptera (butterfly and moth) species, including the grey pug. Crude extract of valerian root may have sedative and anxiolytic effects, and is commonly sold in dietary supplement capsules to promote sleep. Valerian has been used as a medicinal herb since at least
Valerian and the City of a Thousand Planets Valerian and the City of a Thousand Planets Valerian and the City of a Thousand Planets () is a 2017 English-language French 3D space opera film written and directed by Luc Besson, and co-produced by Besson and his wife, Virginie Besson-Silla. The film is based on the French science fiction comics series "Valérian and Laureline", written by Pierre Christin and illustrated by Jean-Claude Mézières. It stars Dane DeHaan as Valerian and Cara Delevingne as Laureline, with Clive Owen, Rihanna, Ethan Hawke, Herbie Hancock, Kris Wu and Rutger Hauer in supporting roles. Besson independently crowd-sourced and personally funded "Valerian". With a