Controls for Leaf-Chewing Worms (Insect larvae) (Bt). Use up to day of harvest on vegetables. The active ingredient in Dipel Dust and Thuricide (a bacterium known as Bacillus thuringiensis) effectively controls caterpillars/ larvae, including cabbage looper, cabbage worm, tomato hornworm and others on vegetables. In addition, it is effective against tent caterpillar, gypsy moth, etc. on trees and other ornamentals. These products work by paralyzing the digestive system of leaf-chewing worms with no affect on birds, bees, pets or humans.
Thuricide (bt), 16 oz. Concentrate bottle. This liquid is easily applied using spray equipment. Item not available for sale to CA and DC.