Monstera Deliciosa Brown Spots On Leaves. The size color shape and texture of the spots should help you diagnose what is causing the spots. Young plants have leaves that are completely solid and that have no slits or holes.
The two most common reasons for brown spots on Monstera are. Bacterial and fungal infections on Monstera tend to take the form of brown to black spots with a yellow halo around them. Actually there are a number of diseases that can cause your plant to turn brown.
Keep in mind that after a leaf develops it will not change.
Brown spots on the underside of leaves indicate red spider mites. Brown spots papery edges black patches - signs of too much light being too cold or too dry. Why Is It Happening. The size color shape and texture of the spots should help you diagnose what is causing the spots.