Although the apple cider vinegar draws in the fruit flies, Stevison suggests, “the soap retains the flies caught inside the liquid, plus they in the long run drown. Treating the potting soil with Epsom salt or hydrogen peroxide eradicates the fungus gnat’s eggs and their larvae. Clara Challoner Walker, chemist https://how-to-get-rid-of-fruit-f45566.wikicommunication.com/5679261/how_to_get_rid_of_fruit_flies_no_further_a_mystery