His wife Frederica, Lady Rose (1910–2002) became a well known travel writer, notably on Corsica, under the name of Dorothy Carrington.
He took up residence as an expatriate in Paris between 1929 and 1936, where he trained under Francis Picabia and José Maria Sert.
In the 1930s he travelled with his future wife, Dorothy Carrington, in France, Italy, and North Africa.
Rose spent his final years in penury, helped along by friends, among them Cecil Beaton.
He made a brief appearance as "Lord Chaos" in Kenneth Anger's film Lucifer Rising (1972).