Safer’s BTK Caterpillar Killer is a biological insecticide that controls caterpillars including cabbage worm, tomato hornworm, tent caterpillars, gypsy moth, leafrollers, and other listed insects. Simply mix the concentrate with water and spray on vegetables, fruit, trees, and ornamentals. After ingesting the treated portion of the leaf, caterpillars stop feeding within hours and die within a few days. This 100mL concentrate makes 33.3L of solution. Specifications: • Controls caterpillars including cabbage worm, tomato hornworm, tent caterpillars, gypsy moth, leafrollers, and other listed insects • Can be used on vegetables, fruit, trees, and ornamentals • Active Ingredient: Bacillus thuringiensis subsp. kurstaki, strain ABTS-51 • Makes 33.3L