|Cabbage looper (Trichoplasia ni).|
Last updated: Sept. 25, 2017
- A number of parasitic wasps and flies attack cabbage looper caterpillars, and birds and bats feed on the adult moths.
- Bacterial insecticide Bacillus thuringiensis can be applied by home gardeners when caterpillers are small. repeat treatments at weekly intervals if plants become reinfested.
- Use row covers to keep from laying eggs \. Clean all plant debris from garden to reduce the number of overwintering pupae.