Print this fact sheet by W.S. Cranshaw 1 Quick Facts… Soaps can be used to control a wide range of plant pests. Small, soft-bodied arthropods such as aphids, mealybugs, psyllids and spider mites are most susceptible to soaps. The ease of use, safety and selective action of soaps appeal to many people. Limitations of soaps … Continue reading Insect Control: Soaps and Detergents – 5.547