Background
The adopted son of a customs official, Ejstrup was brought up in Buddinge, north of Copenhagen.
The adopted son of a customs official, Ejstrup was brought up in Buddinge, north of Copenhagen.
Much of his work can be seen at Odsherreds Museum of Artist A self-taught painter, he was unsuccessful in gaining admission to the Royal Danish Academy of Fine Arts but learnt wood engraving under Aksel Jørgensen in various periods from 1931 to 1937. In 1930, he settled in Åsen near Ordrup in Odsherred together with Karl Bovin and later bought an old homestead near Skamlebæk where he lived until 1944.
Thereafter, every year he spent extensive periods in Odsherred.
Above all, he is remembered for the landscapes he painted in the north west of Zealand as a member of the artists" colony known as the Odsherred Painters. In 1932, he was one of the founding members of the Corner artists association. He debuted in 1926 at the Kunstnernes Efterårsudstilling (Artists" Autumn Exhibition) and was a founding member of the Corner exhibition in 1932.