Current weather and delay conditions for (GRU) Sao Paulo-Guarulhos International Airport Conditions
Repellent #3. 1  Get the ingredientsâ1 cup vinegar and baby oil, 1 tablespoon dish soap and Skin so Soft, 1 cup water, and Â¼ cup Pine-Sol. 2  Take all the ingredients and mix it in a bowl. 3  Shake the bottle properly before you spray it on the horses.  The spray will keep flies and gnats away, plus keep the coat shiny.
Mix the ingredients in a 32 ounce spray bottle. Shake well before every use and spray the horse. The Results. Like recipe #1, above, this homemade horse fly spray worked well around the barn and house, but was of no help in the pasture for deer flies. How Long It Lasted. Also like recipe #1, above, this fly spray lasted between 45 minutes and an hour.