Green Dragon's KillALL Organic Insect Killer ready to use spray kills 50 different insect in any stage of life from egg to adult including aphids, various beetles, caterpillars and larvae, harlequin bugs, leafhoppers, stink bugs, whiteflies, and mealybug control. killALL is best used on ornamentals, trees, shrubs, fruits, vegetables, flowers, and houseplants. How to Use: Shake the bottle before using to ensure proper mixture and distribution while spraying. It's important to thoroughly cover oil plant surfaces where insects are seen including the bottom of the leaves and to continue to spray the solution to the point that it begins to drip off the plant. Apply product every 5 to 7 days when the insect is present.