Homemade hosta spray to keep away bugs Supplies needed for monthly spraying: Sprayer that attaches to hose 1 cup of Listerine Mouthwash (original) 1 cup of Epson Salt 1 cup Ammonia 1 cup Ajax Dish soap (lemon)
1 cup ammonia, 1 cup listerine orginal mouthwash, and 1 cup epsom salt. stir until salt is dissolved, then add 1 cup lemon ajax dish soap. do not stir in. pour into spray bottle and spray hosta leaves. repeat as often as necessary.