[header] How to get rid of stink bugs naturally [title] Sprinkle diatomaceous earth. [step] Spread this chalky powder both outside and inside, focusing on entryways like windows and doors along with other areas where stink bugs seem to gather. [substeps] Diatomaceous earth is a natural sedimentary rock. 
It contains silica, alumina, and iron oxide. The powder is used as a pesticide against a variety of insects, including stink bugs.