On view in “New Objectivity: Modern German Art in the Weimar Republic, 1919–1933,” Georg Scholz’s “Cacti and Semaphore” is practically a domestic snapshot of the new Germany, with its exotic plants that had recently become fashionable for home décor, mass-produced light bulbs signaling the ubiquity of electricity, and railway semaphores (visible through the open window) standing for modern transportation and communication. #lacma #NewObjectivity #stilllife #cacti