Is there a companion plant for kale to help deter the damaging effects of the cabbage looper?
Certified GKH Gardening Expert
I would try marigold, or nasturtium! These two keep bugs away pretty will. You might even try citronella geraniums, as these are known to repel insect pests, as well. Here is a link that has even more methods: https://www.gardeningknowhow.com/plant-problems/pests/pesticides/repelling-bad-bugs-with-plants.htm