Personal experience, the diatomaceous earth does nothing, it barely scares them off. Also research: https://bioone.org/journals/journal-of-economic-entomology/

Personal experience, the diatomaceous earth does nothing, it barely scares them off. Also research: https://bioone.org/journals/journal-of-economic-entomology/volume-108/issue-3/tov066/Does-Diatomaceous-Earth-Control-Leaf-Cutter-Ants-Hymenoptera--Formicidae/10.1093/jee/tov066.short https://bioone.org/journals/journal-of-economic-entomology/v...