Red chili crop (Capsicum annuum L.) is a shrub of the Solanaceae family that is used as a spice and medicine. B. thuringiensis (Bt) is a gram-positive bacterium that can produce phytohormones for plant growth and replace the function of chemical insecticides. This research was conducted from June-August 2023 in the Phytopathology Laboratory and applied in the experimental garden of the Plant Pr…