What kind of soap spray can I use on my cabbage plant to get rid of insects?
Certified GKH Gardening Expert
This article provides info about using soap sprays: https://www.gardeningknowhow.com/plant-problems/pests/pesticides/homemade-soap-spray.htm
I actually prefer neem oil. It is safe to use and effective against many insect pests. Here is more info: https://www.gardeningknowhow.com/plant-problems/pests/pesticides/neem-oil-uses.htm