I Wonder What Is Eating My Brugmansia Leaves
What is eating my brugmansia leaves?
Certified GKH Gardening Expert
Spider mites, aphids, and cabbage worms are among the most common pests of this plant--all of which can be taken care of by treating the plant with neem oil. Here is more information: https://www.gardeningknowhow.com/plant-problems/pests/pesticides/neem-oil-uses.htm
If you don't see any signs of insects, it could also be sttributed to slugs, which normally come out and feed at night. This article will help: https://www.gardeningknowhow.com/plant-problems/pests/facts-about-slugs-and-how-to-kill-garden-slugs.htm