Bug-X OUT Insect Spray - 1 L Wilson WILSON BUG-X is a ready-to-use insecticidal soap designed to control several kinds of destructive insects, either indoors or outdoors. This formula will effectively kill aphids, earwigs, mealybugs, spider mites, psyllids, rose and pear slugs, brown soft scales and whiteflies. Perfect for greenhouses this spray comes in an easy to use, 1 L trigger sprayer. Can be used up until the day before harvest. Please note, this product is not recommended for use on ferns, nasturtiums and sweet peas.