When the White Lilacs Bloom Again (German: Wenn der weiße Flieder wieder blüht) is a 1929 German silent romance film directed by Robert Wohlmuth and starring Georg Henrich, Vera Schmiterlöw and Walter Grüters.

[1] It takes its title from a popular song of the era.

It was made at the Emelka Studios in Munich.

The film's sets were designed by Ludwig Reiber.

This article related to a German silent film is a stub.