Resources – Titles are Hyperlinked Leberecht Migge . Leberecht Migge (March 30, 1881, Danzig (now Gdańsk, Poland) — May 30, 1935, Worpswede) was a German landscape architect , regional planner and polemical writer, best known for the incorporation of social gardening principles in the Siedlungswesen (settlement) movement during the Weimar Republic .