Holes in Collards Leaves

Question

My collards are healthy, but have holes in leaves. Looked for beetles but could not find any. Do you know what is causing this damage?

Answer 1

With collards, holes are caused by slugs. They only come out at night. This article will help: https://www.gardeningknowhow.com/plant-problems/pests/facts-about-slugs-and-how-to-kill-garden-slugs.htm