Keeping a plant healthy will decrease your chances of a thrip infestation. I won the battle with thrips but it severely affected the look of my Monstera. Here's some things to do Calathea Die richtige Pflege Ihrer Korbmarante My new monstera in all its glory (and my cat, who thinks my plant collection is a salad bar). : r IndoorGarden Your Monstera isnt random , Its reacting to how you care for it , If your plant has no holes or small leaves,, these might be the reasons , Overwatering Yellow leaves, Low light No Monstera Deliciosa with black brown spots : r plantclinic