Industrial Grade Orchard Spray Oil is blended form good quality base stocks for protection of apple trees. The Orchard Spray Oil is sprayed in the form of oil-in water emulsion on apple orchards during the months of December/ January when the ambient temperature is around 3 to 4 ° C. The Orchard Spray Oil dissolves the waxy protective shield of the insect and the oil film envelops it there by killing the insect by cutting off its air supply. The Industrial Grade Orchard Spray Oil has water white colour.