Safer's BTK Caterpillar Insecticide
- Kills all types of caterpillars and worms (Bacillus thuringiensis var Kurstaki).
- Makes over 30 litres of spray.
- After ingesting the treated portion of the leaf caterpillars stop feeding within a few hours, death occurs in a few days.
- Use in late afternoon or on cloudy days since B.t. breaks down in the sunlight.