Lean how to use Ortho Flower, Fruit & Vegetable Insect Killer on flowers, shrubs and listed fruits and vegetables including; broccoli, cabbage, cauliflower, celery, eggplant, lettuce, peppers, spinach, tomatoes, grapefruit, lemons, limes, oranges and pears. To kill more than one hundred listed insects by contact, including caterpillars, Japanese beetles and aphids, and keeps working for up to four weeks after application.